Bug#889889: firefox-esr crashes for no apparent reason

shirish शिरीष shirishag75 at gmail.com
Thu Feb 8 10:52:05 UTC 2018


Package: firefox-esr
Version: 52.6.0esr-2
Severity: important

Dear Maintainer,

firefox crashes without an apparent reason


-- Package-specific info:


-- Addons package information

-- System Information:
Debian Release: buster/sid
  APT prefers testing
  APT policy: (900, 'testing'), (500, 'unstable-debug'), (500,
'testing-debug'), (1, 'experimental-debug'), (1, 'experimental'), (1,
'unstable')
Architecture: amd64 (x86_64)

Kernel: Linux 4.14.0-3-amd64 (SMP w/4 CPU cores)
Locale: LANG=en_IN.UTF-8, LC_CTYPE=en_IN.UTF-8 (charmap=UTF-8)
(ignored: LC_ALL set to en_IN.UTF-8), LANGUAGE=en_IN.UTF-8
(charmap=UTF-8) (ignored: LC_ALL set to en_IN.UTF-8)
Shell: /bin/sh linked to /bin/dash
Init: systemd (via /run/systemd/system)
LSM: AppArmor: enabled

Versions of packages firefox-esr depends on:
ii  debianutils               4.8.4
ii  fontconfig                2.12.6-0.1
ii  libasound2                1.1.3-5
ii  libatk1.0-0               2.26.1-3
ii  libc6                     2.26-4
ii  libcairo-gobject2         1.15.10-1
ii  libcairo2                 1.15.10-1
ii  libdbus-1-3               1.12.2-1
ii  libdbus-glib-1-2          0.110-2
ii  libevent-2.1-6            2.1.8-stable-4
ii  libffi6                   3.2.1-8
ii  libfontconfig1            2.12.6-0.1
ii  libfreetype6              2.8.1-1
ii  libgcc1                   1:7.2.0-19
ii  libgdk-pixbuf2.0-0        2.36.11-1
ii  libglib2.0-0              2.54.3-2
ii  libgtk-3-0                3.22.26-2
ii  libgtk2.0-0               2.24.32-1
ii  libhunspell-1.6-0         1.6.2-1
ii  libjsoncpp1               1.7.4-3
ii  libnspr4                  2:4.18-1
ii  libnss3                   2:3.35-2
ii  libpango-1.0-0            1.40.14-1
ii  libsqlite3-0              3.22.0-1
ii  libstartup-notification0  0.12-5
ii  libstdc++6                7.2.0-19
ii  libvpx4                   1.6.1-3
ii  libx11-6                  2:1.6.4-3
ii  libx11-xcb1               2:1.6.4-3
ii  libxcb-shm0               1.12-1
ii  libxcb1                   1.12-1
ii  libxcomposite1            1:0.4.4-2
ii  libxdamage1               1:1.1.4-3
ii  libxext6                  2:1.3.3-1+b2
ii  libxfixes3                1:5.0.3-1
ii  libxrender1               1:0.9.10-1
ii  libxt6                    1:1.1.5-1
ii  procps                    2:3.3.12-3
ii  zlib1g                    1:1.2.8.dfsg-5

firefox-esr recommends no packages.

Versions of packages firefox-esr suggests:
pn  fonts-lmodern          <none>
pn  fonts-stix | otf-stix  <none>
ii  libcanberra0           0.30-6
ii  libgssapi-krb5-2       1.16-2
pn  mozplugger             <none>

-- no debconf information


-- 
          Regards,
          Shirish Agarwal  शिरीष अग्रवाल
  My quotes in this email licensed under CC 3.0
http://creativecommons.org/licenses/by-nc/3.0/
http://flossexperiences.wordpress.com
EB80 462B 08E1 A0DE A73A  2C2F 9F3D C7A4 E1C4 D2D8
-------------- next part --------------
Starting program: /usr/bin/firefox-esr 
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7fffe5fe9700 (LWP 11540)]
[Thread 0x7fffe5fe9700 (LWP 11540) exited]
[New Thread 0x7fffe5fe9700 (LWP 11542)]
[New Thread 0x7fffe3d0c700 (LWP 11543)]
[New Thread 0x7fffe29c1700 (LWP 11544)]
[New Thread 0x7fffe015a700 (LWP 11545)]
[New Thread 0x7fffdf959700 (LWP 11546)]
[New Thread 0x7fffdf158700 (LWP 11547)]
[New Thread 0x7fffde957700 (LWP 11548)]
[New Thread 0x7fffde156700 (LWP 11549)]
[New Thread 0x7fffdd955700 (LWP 11550)]
[New Thread 0x7fffdd154700 (LWP 11551)]
[New Thread 0x7fffdc953700 (LWP 11552)]
[New Thread 0x7fffdc152700 (LWP 11553)]
[New Thread 0x7fffdb951700 (LWP 11554)]
[New Thread 0x7fffdb150700 (LWP 11555)]
[New Thread 0x7fffda94f700 (LWP 11556)]
[New Thread 0x7fffd987c700 (LWP 11557)]
[New Thread 0x7fffd907b700 (LWP 11558)]
[New Thread 0x7fffd84b5700 (LWP 11559)]
[New Thread 0x7fffd7cb4700 (LWP 11563)]
[New Thread 0x7fffd52ff700 (LWP 11567)]
[New Thread 0x7fffd4afe700 (LWP 11568)]
[New Thread 0x7fffd3cff700 (LWP 11570)]
[Thread 0x7fffd84b5700 (LWP 11559) exited]
[New Thread 0x7fffd84b5700 (LWP 11571)]
[New Thread 0x7fffd1eff700 (LWP 11572)]
[New Thread 0x7fffd16fe700 (LWP 11573)]
[New Thread 0x7fffd0cff700 (LWP 11574)]
[New Thread 0x7fffd04fe700 (LWP 11575)]
[New Thread 0x7fffcfcfd700 (LWP 11576)]
[New Thread 0x7fffcf4fc700 (LWP 11577)]
[New Thread 0x7fffce9ff700 (LWP 11578)]
[New Thread 0x7fffce1fe700 (LWP 11579)]
[New Thread 0x7fffcd9fd700 (LWP 11580)]
[New Thread 0x7fffcd1fc700 (LWP 11581)]
[New Thread 0x7fffcba0f700 (LWP 11582)]
[New Thread 0x7fffcb20e700 (LWP 11583)]
[New Thread 0x7fffca5ff700 (LWP 11584)]
[New Thread 0x7fffc9dfe700 (LWP 11585)]
[New Thread 0x7fffc95fd700 (LWP 11586)]
[New Thread 0x7fffc89ff700 (LWP 11587)]
[Thread 0x7fffd3cff700 (LWP 11570) exited]
[Thread 0x7fffc9dfe700 (LWP 11585) exited]
[Thread 0x7fffca5ff700 (LWP 11584) exited]
[Thread 0x7fffc95fd700 (LWP 11586) exited]
[New Thread 0x7fffc6cff700 (LWP 11588)]
[Thread 0x7fffcd9fd700 (LWP 11580) exited]
[Thread 0x7fffcd1fc700 (LWP 11581) exited]
[Thread 0x7fffce1fe700 (LWP 11579) exited]
[New Thread 0x7fffce1fe700 (LWP 11589)]
[New Thread 0x7fffd4256700 (LWP 11590)]
[New Thread 0x7fffcd1fc700 (LWP 11591)]
[New Thread 0x7fffcd9fd700 (LWP 11592)]
[New Thread 0x7fffc95fd700 (LWP 11593)]
[New Thread 0x7fffc44f2700 (LWP 11594)]
[New Thread 0x7fffc31ff700 (LWP 11595)]
[New Thread 0x7fffc16ff700 (LWP 11596)]
[New Thread 0x7fffc06ff700 (LWP 11597)]
[New Thread 0x7fffbf8ff700 (LWP 11598)]
[New Thread 0x7fffbf0fe700 (LWP 11599)]
[New Thread 0x7fffbe6ff700 (LWP 11600)]
[New Thread 0x7fffbdefe700 (LWP 11601)]
[New Thread 0x7fffbd6fd700 (LWP 11602)]
[Thread 0x7fffc89ff700 (LWP 11587) exited]
[Thread 0x7fffbd6fd700 (LWP 11602) exited]
[New Thread 0x7fffbd6fd700 (LWP 11603)]
[Thread 0x7fffbd6fd700 (LWP 11603) exited]
[New Thread 0x7fffbb8ff700 (LWP 11604)]
[New Thread 0x7fffbd6fd700 (LWP 11605)]
[New Thread 0x7fffc89ff700 (LWP 11606)]
[New Thread 0x7f[New Thread 0x7fffb1ac0700 (LWP 11624)]
[Thread 0x7fffb1ac0700 (LWP 11624) exited]
[Thread 0x7fffbf596700 (LWP 1390) exited]
[Thread 0x7fffbfd97700 (LWP 1389) exited]
[Thread 0x7fffc5de9700 (LWP 1387) exited]
[Thread 0x7fffc67fc700 (LWP 1386) exited]
[Thread 0x7fffc6ffd700 (LWP 1385) exited]
[Thread 0x7fffc77fe700 (LWP 1384) exited]
[Thread 0x7fffdc829700 (LWP 1382) exited]
[Thread 0x7fffc7fff700 (LWP 1383) exited]
[Thread 0x7fffc55e8700 (LWP 1388) exited]
[Thread 0x7fffb22c1700 (LWP 1391) exited]
[Thread 0x7fffddec9700 (LWP 1380) exited]
[Thread 0x7fffea8dd700 (LWP 1377) exited]
[Thread 0x7fffdd487700 (LWP 1381) exited]
[Thread 0x7fffde8d6700 (LWP 1379) exited]
[Thread 0x7fffdf0d7700 (LWP 1378) exited]
[Thread 0x7ffff7facc80 (LWP 1372) exited]
[Inferior 1 (process 1372) exited normally]
0 (LWP 11621)]
[New Thread 0x7fffb95ff700 (LWP 11622)]
[New Thread 0x7fffb59fb700 (LWP 11623)]
[Thread 0x7fffc89ff700 (LWP 11620) exited]
[Thread 0x7fffb95ff700 (LWP 11622) exited]
[Thread 0x7fffb59fb700 (LWP 11623) exited]
[New Thread 0x7fffb59fb700 (LWP 11634)]
[New Thread 0x7fff989ff700 (LWP 11635)]
[New Thread 0x7fffb95ff700 (LWP 11636)]
[New Thread 0x7fffc89ff700 (LWP 11637)]
[Thread 0x7fffc89ff700 (LWP 11637) exited]
[Thread 0x7fffb59fb700 (LWP 11634) exited]
[New Thread 0x7fffb59fb700 (LWP 11638)]
[New Thread 0x7fffc89ff700 (LWP 11640)]
[New Thread 0x7fff987fe700 (LWP 11666)]
[New Thread 0x7fff95cff700 (LWP 11672)]
[New Thread 0x7fff954fe700 (LWP 11673)]
[New Thread 0x7fff94aff700 (LWP 11675)]

Thread 8 "Socket Thread" received signal SIGPIPE, Broken pipe.
[Switching to Thread 0x7fffdf158700 (LWP 11547)]
0x00007ffff7bcb31a in __libc_send (fd=63, buf=0x7fffb39de000, len=31, flags=0) at ../sysdeps/unix/sysv/linux/send.c:28
28	../sysdeps/unix/sysv/linux/send.c: No such file or directory.
#0  0x00007ffff7bcb31a in __libc_send (fd=63, buf=0x7fffb39de000, len=31, flags=0) at ../sysdeps/unix/sysv/linux/send.c:28
#1  0x00007fffe89eeb48 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#2  0x00007fffe8796bea in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#3  0x00007fffe8787a6e in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#4  0x00007fffe8787f66 in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#5  0x00007fffe879c3c1 in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#6  0x00007fffeb2c6b10 in nsNSSSocketInfo::CloseSocketAndDestroy(nsNSSShutDownPreventionLock const&) (this=0x7fff98cddf00) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/security/manager/ssl/nsNSSIOLayer.cpp:973
#7  0x00007fffeb2c6bb4 in nsSSLIOLayerClose(PRFileDesc*) (fd=0x7fff992d5ca0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/security/manager/ssl/nsNSSIOLayer.cpp:952
#8  0x00007fffe9a6f9c3 in mozilla::net::nsSocketTransport::CloseSocket(PRFileDesc*, bool) (aFd=<optimized out>, aTelemetryEnabled=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransport2.cpp:3200
#9  0x00007fffe9a7085f in mozilla::net::nsSocketTransport::ReleaseFD_Locked(PRFileDesc*) (this=0x7fff99990800, fd=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransport2.cpp:1832
#10 0x00007fffe9a70f54 in mozilla::net::nsSocketTransport::OnSocketDetached(PRFileDesc*) (this=0x7fff99990800, fd=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransport2.cpp:2138
#11 0x00007fffe9a69452 in mozilla::net::nsSocketTransportService::DetachSocket(mozilla::net::nsSocketTransportService::SocketContext*, mozilla::net::nsSocketTransportService::SocketContext*) (this=this at entry=0x7fffe56c1560, listHead=0x7fffe3460000, sock=0x7fffe3460060) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransportService2.cpp:240
#12 0x00007fffe9a705b6 in mozilla::net::nsSocketTransportService::DoPollIteration(mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>*) (this=this at entry=0x7fffe56c1560, pollDuration=pollDuration at entry=0x7fffdf157cc8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransportService2.cpp:1161
#13 0x00007fffe9a71b61 in mozilla::net::nsSocketTransportService::Run() (this=0x7fffe56c1560) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransportService2.cpp:903
#14 0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b758b0, aMayWait=<optimized out>, aResult=0x7fffdf157dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#15 0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b758b0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#16 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffe3247940, aDelegate=0x7ffff6b8c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#17 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7ffff6b8c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#18 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7ffff6b8c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#19 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7ffff6b758b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#20 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#21 0x00007ffff7bc151a in start_thread (arg=0x7fffdf158700) at pthread_create.c:465
#22 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 82 (Thread 0x7fff94aff700 (LWP 11675)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fff971c93f4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fff99a9c270, cond=0x7fff971c93c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fff971c93c8, mutex=0x7fff99a9c270) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fff98cd8340, aMayWait=true, aResult=aResult at entry=0x7fff94afed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fff9b3f9b30, aMayWait=true, aEvent=0x7fff94afed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fff9b3f9ad0, aMayWait=<optimized out>, aResult=0x7fff94afedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fff9b3f9ad0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fff971c96c0, aDelegate=0x7fff9a1c3330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fff9a1c3330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fff9a1c3330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fff9b3f9ad0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fff94aff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 81 (Thread 0x7fff954fe700 (LWP 11673)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fff954fdc10, expected=0, futex_word=0x7fffe3247eb4) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fff954fdc10, mutex=0x7fffe562a030, cond=0x7fffe3247e88) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe3247e88, mutex=0x7fffe562a030, abstime=0x7fff954fdc10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99ef0c6 in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6b50268, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ef0c6 in nsEventQueue::Wait(unsigned int) (this=0x7ffff6b50278, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.h:114
#7  0x00007fffe99ef0c6 in nsThreadPool::Run() (this=0x7ffff6b50240) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThreadPool.cpp:216
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fff9b3f87b0, aMayWait=<optimized out>, aResult=0x7fff954fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fff9b3f87b0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffab613d40, aDelegate=0x7fffae549d50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffae549d50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffae549d50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fff9b3f87b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fff954fe700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 80 (Thread 0x7fff95cff700 (LWP 11672)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fff95cfec10, expected=0, futex_word=0x7fffe3247eb4) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fff95cfec10, mutex=0x7fffe562a030, cond=0x7fffe3247e88) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe3247e88, mutex=0x7fffe562a030, abstime=0x7fff95cfec10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99ef0c6 in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6b50268, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ef0c6 in nsEventQueue::Wait(unsigned int) (this=0x7ffff6b50278, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.h:114
#7  0x00007fffe99ef0c6 in nsThreadPool::Run() (this=0x7ffff6b50240) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThreadPool.cpp:216
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fff9b3f9cf0, aMayWait=<optimized out>, aResult=0x7fff95cfedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fff9b3f9cf0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffab613b40, aDelegate=0x7fffae549ba0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffae549ba0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffae549ba0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fff9b3f9cf0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fff95cff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 79 (Thread 0x7fff987fe700 (LWP 11666)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fff987fdc10, expected=0, futex_word=0x7fffe3247eb4) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fff987fdc10, mutex=0x7fffe562a030, cond=0x7fffe3247e88) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe3247e88, mutex=0x7fffe562a030, abstime=0x7fff987fdc10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99ef0c6 in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6b50268, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ef0c6 in nsEventQueue::Wait(unsigned int) (this=0x7ffff6b50278, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.h:114
#7  0x00007fffe99ef0c6 in nsThreadPool::Run() (this=0x7ffff6b50240) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThreadPool.cpp:216
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffb5e7f6a0, aMayWait=<optimized out>, aResult=0x7fff987fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffb5e7f6a0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffadb731c0, aDelegate=0x7fffb5ee3410) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffb5ee3410) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffb5ee3410) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffb5e7f6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fff987fe700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 78 (Thread 0x7fffc89ff700 (LWP 11640)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc89febf8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc89feba8, cond=0x7fffc89febd0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=cond at entry=0x7fffc89febd0, mutex=0x7fffc89feba8) at pthread_cond_wait.c:655
#3  0x00007fffe9cb2c7f in ConditionVariable::Wait() (this=this at entry=0x7fffc89febd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/condition_variable_posix.cc:43
#4  0x00007fffe9cbd110 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffab113118, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:197
#5  0x00007fffe9cbd1a6 in base::WaitableEvent::Wait() (this=this at entry=0x7fffab113118) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:203
#6  0x00007fffe9cb4597 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7fffab113100, delegate=0x7fffc89fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_default.cc:62
#7  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc89fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#8  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc89fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#9  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffae35e790) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#10 0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#11 0x00007ffff7bc151a in start_thread (arg=0x7fffc89ff700) at pthread_create.c:465
#12 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 77 (Thread 0x7fffb59fb700 (LWP 11638)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=fds at entry=0x7fffb59faeb8, nfds=nfds at entry=2, timeout=timeout at entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffeb3e28c1 in poll (__timeout=-1, __nfds=2, __fds=0x7fffb59faeb8) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  0x00007fffeb3e28c1 in google_breakpad::CrashGenerationServer::Run() (this=0x7fffadbca890) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/crashreporter/google-breakpad/src/client/linux/crash_generation/crash_generation_server.cc:172
#3  0x00007fffeb3e2925 in google_breakpad::CrashGenerationServer::ThreadMain(void*) (arg=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/crashreporter/google-breakpad/src/client/linux/crash_generation/crash_generation_server.cc:329
#4  0x00007ffff7bc151a in start_thread (arg=0x7fffb59fb700) at pthread_create.c:465
#5  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 75 (Thread 0x7fffb95ff700 (LWP 11636)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffb95fec10, expected=0, futex_word=0x7fffd3d59270) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffb95fec10, mutex=0x7fffd3d269d0, cond=0x7fffd3d59248) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffd3d59248, mutex=0x7fffd3d269d0, abstime=0x7fffb95fec10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99ef0c6 in mozilla::CondVar::Wait(unsigned int) (this=0x7fffd417f9e8, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ef0c6 in nsEventQueue::Wait(unsigned int) (this=0x7fffd417f9f8, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.h:114
#7  0x00007fffe99ef0c6 in nsThreadPool::Run() (this=0x7fffd417f9c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThreadPool.cpp:216
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffa6bd3de0, aMayWait=<optimized out>, aResult=0x7fffb95fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffa6bd3de0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffab2b3fc0, aDelegate=0x7fffb5ee2840) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffb5ee2840) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffb5ee2840) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffa6bd3de0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffb95ff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 74 (Thread 0x7fff989ff700 (LWP 11635)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffab04d230) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffae1eecc0, cond=0x7fffab04d208) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffab04d208, mutex=0x7fffae1eecc0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffeac395cf in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::WaitForWorkerEvents(unsigned int) (aInterval=4294967295, this=0x7fffab746000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:5124
#6  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::DoRunLoop(JSContext*) (this=0x7fffab746000, aCx=aCx at entry=0x7fffab09c000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:4662
#7  0x00007fffeac0ea78 in (anonymous namespace)::WorkerThreadPrimaryRunnable::Run() (this=0x7fffab121490) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/RuntimeService.cpp:2889
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fff9b5b8900, aMayWait=<optimized out>, aResult=0x7fff989fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fff9b5b8900, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffab04d440, aDelegate=0x7fffab342940) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffab342940) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffab342940) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fff9b5b8900) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fff989ff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 70 (Thread 0x7fffba3ff700 (LWP 11621)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc20d4430) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffbccb4920, cond=0x7fffc20d4408) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc20d4408, mutex=0x7fffbccb4920) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffbade4640, aMayWait=true, aResult=aResult at entry=0x7fffba3fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffba4bce40, aMayWait=true, aEvent=0x7fffba3fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffba4bcde0, aMayWait=<optimized out>, aResult=0x7fffba3fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffba4bcde0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc20d4540, aDelegate=0x7fffbafb14f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffbafb14f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffbafb14f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffba4bcde0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffba3ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 66 (Thread 0x7fffb82ff700 (LWP 11612)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffb82fed60, expected=0, futex_word=0x7fffd62333b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffb82fed60, mutex=0x7fffd622ee20, cond=0x7fffd6233388) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffd6233388, mutex=0x7fffd622ee20, abstime=0x7fffb82fed60) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe9a8ba3d in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6bb6140, aInterval=300000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe9a8ba3d in nsHostResolver::GetHostToLookup(nsHostRecord**) (this=this at entry=0x7ffff6bb6120, result=result at entry=0x7fffb82fee50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/dns/nsHostResolver.cpp:1164
#7  0x00007fffe9a8da31 in nsHostResolver::ThreadFunc(void*) (arg=0x7ffff6bb6120) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/dns/nsHostResolver.cpp:1450
#8  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffb82ff700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 65 (Thread 0x7fffbdefe700 (LWP 11611)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffb735b4f4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffba66e500, cond=0x7fffb735b4c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffb735b4c8, mutex=0x7fffba66e500) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffb72a4fa0, aMayWait=true, aResult=aResult at entry=0x7fffbdefdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffb776fb40, aMayWait=true, aEvent=0x7fffbdefdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffb776fae0, aMayWait=<optimized out>, aResult=0x7fffbdefddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffb776fae0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffb735b600, aDelegate=0x7fffb75b7330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffb75b7330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffb75b7330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffb776fae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffbdefe700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 58 (Thread 0x7fffbb8ff700 (LWP 11604)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc1f42c70) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc282cab0, cond=0x7fffc1f42c48) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc1f42c48, mutex=0x7fffc282cab0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffeac395cf in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::WaitForWorkerEvents(unsigned int) (aInterval=4294967295, this=0x7fffc3380000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:5124
#6  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::DoRunLoop(JSContext*) (this=0x7fffc3380000, aCx=aCx at entry=0x7fffc2102000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:4662
#7  0x00007fffeac0ea78 in (anonymous namespace)::WorkerThreadPrimaryRunnable::Run() (this=0x7fffc28490d0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/RuntimeService.cpp:2889
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc084bd00, aMayWait=<optimized out>, aResult=0x7fffbb8fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc084bd00, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc1f42ec0, aDelegate=0x7fffc0a8dc80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc0a8dc80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc0a8dc80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc084bd00) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffbb8ff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 54 (Thread 0x7fffbe6ff700 (LWP 11600)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc4d1d1b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc0a2cc10, cond=0x7fffc4d1d188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc4d1d188, mutex=0x7fffc0a2cc10) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc0892640, aMayWait=true, aResult=aResult at entry=0x7fffbe6fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc080cf80, aMayWait=true, aEvent=0x7fffbe6fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc080cf20, aMayWait=<optimized out>, aResult=0x7fffbe6fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc080cf20, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc4d1d2c0, aDelegate=0x7fffc0846270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc0846270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc0846270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc080cf20) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffbe6ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 53 (Thread 0x7fffbf0fe700 (LWP 11599)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffcc3963b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc0b79740, cond=0x7fffcc396388) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffcc396388, mutex=0x7fffc0b79740) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc0b81220, aMayWait=true, aResult=aResult at entry=0x7fffbf0fdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc080e190, aMayWait=true, aEvent=0x7fffbf0fdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc080e130, aMayWait=<optimized out>, aResult=0x7fffbf0fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc080e130, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd3642780, aDelegate=0x7fffc0845d60) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc0845d60) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc0845d60) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc080e130) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffbf0fe700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 52 (Thread 0x7fffbf8ff700 (LWP 11598)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc2506db4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc0875d70, cond=0x7fffc2506d88) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc2506d88, mutex=0x7fffc0875d70) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc9aa84c0, aMayWait=true, aResult=aResult at entry=0x7fffbf8fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc080cb40, aMayWait=true, aEvent=0x7fffbf8fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc080cae0, aMayWait=<optimized out>, aResult=0x7fffbf8fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc080cae0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd411e880, aDelegate=0x7fffc0844fe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc0844fe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc0844fe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc080cae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffbf8ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 51 (Thread 0x7fffc06ff700 (LWP 11597)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc0820c34) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc081c8a0, cond=0x7fffc0820c08) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc0820c08, mutex=0x7fffc081c8a0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc0819f40, aMayWait=true, aResult=aResult at entry=0x7fffc06fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc080c700, aMayWait=true, aEvent=0x7fffc06fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc080c6a0, aMayWait=<optimized out>, aResult=0x7fffc06fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc080c6a0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc08600c0, aDelegate=0x7fffc08434e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc08434e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc08434e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc080c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffc06ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 50 (Thread 0x7fffc16ff700 (LWP 11596)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc28ce170) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc78e1500, cond=0x7fffc28ce148) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc28ce148, mutex=0x7fffc78e1500) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc28f69d0, aMayWait=true, aResult=aResult at entry=0x7fffc16fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc9991f60, aMayWait=true, aEvent=0x7fffc16fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc9991f00, aMayWait=<optimized out>, aResult=0x7fffc16fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc9991f00, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc28ce280, aDelegate=0x7fffc34cd6b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc34cd6b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc34cd6b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc9991f00) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffc16ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 49 (Thread 0x7fffc31ff700 (LWP 11595)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc31febf8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc31feba8, cond=0x7fffc31febd0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=cond at entry=0x7fffc31febd0, mutex=0x7fffc31feba8) at pthread_cond_wait.c:655
#3  0x00007fffe9cb2c7f in ConditionVariable::Wait() (this=this at entry=0x7fffc31febd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/condition_variable_posix.cc:43
#4  0x00007fffe9cbd110 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffc37bbf58, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:197
#5  0x00007fffe9cbd1a6 in base::WaitableEvent::Wait() (this=this at entry=0x7fffc37bbf58) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:203
#6  0x00007fffe9cb4597 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7fffc37bbf40, delegate=0x7fffc31fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_default.cc:62
#7  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc31fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#8  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc31fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#9  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffc3338c40) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#10 0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#11 0x00007ffff7bc151a in start_thread (arg=0x7fffc31ff700) at pthread_create.c:465
#12 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 48 (Thread 0x7fffc44f2700 (LWP 11594)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffc44f1d60, expected=0, futex_word=0x7fffd62333b4) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffc44f1d60, mutex=0x7fffd622ee20, cond=0x7fffd6233388) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffd6233388, mutex=0x7fffd622ee20, abstime=0x7fffc44f1d60) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe9a8ba3d in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6bb6140, aInterval=300000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe9a8ba3d in nsHostResolver::GetHostToLookup(nsHostRecord**) (this=this at entry=0x7ffff6bb6120, result=result at entry=0x7fffc44f1e50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/dns/nsHostResolver.cpp:1164
#7  0x00007fffe9a8da31 in nsHostResolver::ThreadFunc(void*) (arg=0x7ffff6bb6120) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/dns/nsHostResolver.cpp:1450
#8  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffc44f2700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 47 (Thread 0x7fffc95fd700 (LWP 11593)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc4dd88b4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc4daaf50, cond=0x7fffc4dd8888) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc4dd8888, mutex=0x7fffc4daaf50) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc4dd7100, aMayWait=true, aResult=aResult at entry=0x7fffc95fcd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc9992f50, aMayWait=true, aEvent=0x7fffc95fcd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc9992ef0, aMayWait=<optimized out>, aResult=0x7fffc95fcdd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc9992ef0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc4dd8a00, aDelegate=0x7fffca33f350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffca33f350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffca33f350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc9992ef0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffc95fd700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 46 (Thread 0x7fffcd9fd700 (LWP 11592)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc4dc2e70) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc4daac90, cond=0x7fffc4dc2e48) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc4dc2e48, mutex=0x7fffc4daac90) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc4dd7190, aMayWait=true, aResult=aResult at entry=0x7fffcd9fcd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc9992e40, aMayWait=true, aEvent=0x7fffcd9fcd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc9992de0, aMayWait=<optimized out>, aResult=0x7fffcd9fcdd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc9992de0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc4dd8780, aDelegate=0x7fffca33f1a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffca33f1a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffca33f1a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc9992de0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffcd9fd700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 45 (Thread 0x7fffcd1fc700 (LWP 11591)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=0x7fffc9a40898, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff1dd2119 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff1dd222c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fffc44fa42d in  () at /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#4  0x00007ffff1df95f5 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff7bc151a in start_thread (arg=0x7fffcd1fc700) at pthread_create.c:465
#6  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 44 (Thread 0x7fffd4256700 (LWP 11590)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd26498f0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc9a757c0, cond=0x7fffd26498c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd26498c8, mutex=0x7fffc9a757c0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffeaaea775 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffeaaf3a4f in mozilla::Monitor::Wait(unsigned int) (aInterval=<optimized out>, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffeaaf3a4f in mozilla::MonitorAutoLock::Wait(unsigned int) (aInterval=<optimized out>, this=0x7fffd4255e58) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:88
#7  0x00007fffeaaf3a4f in mozilla::dom::DOMStorageDBThread::ThreadFunc() (this=this at entry=0x7fffc5815ac0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/storage/DOMStorageDBThread.cpp:408
#8  0x00007fffeaaf3ae1 in mozilla::dom::DOMStorageDBThread::ThreadFunc(void*) (aArg=0x7fffc5815ac0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/storage/DOMStorageDBThread.cpp:344
#9  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#10 0x00007ffff7bc151a in start_thread (arg=0x7fffd4256700) at pthread_create.c:465
#11 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 43 (Thread 0x7fffce1fe700 (LWP 11589)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffca1ed570) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffca1cc7f0, cond=0x7fffca1ed548) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffca1ed548, mutex=0x7fffca1cc7f0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffca1eb280, aMayWait=true, aResult=aResult at entry=0x7fffce1fdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffca5732a0, aMayWait=true, aEvent=0x7fffce1fdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffca573240, aMayWait=<optimized out>, aResult=0x7fffce1fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffca573240, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffca1ed6c0, aDelegate=0x7fffca33c770) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffca33c770) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffca33c770) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffca573240) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffce1fe700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 42 (Thread 0x7fffc6cff700 (LWP 11588)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc76d3570) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc8a82190, cond=0x7fffc76d3548) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc76d3548, mutex=0x7fffc8a82190) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffeac395cf in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::WaitForWorkerEvents(unsigned int) (aInterval=4294967295, this=0x7fffca857000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:5124
#6  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::DoRunLoop(JSContext*) (this=0x7fffca857000, aCx=aCx at entry=0x7fffd36d5000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:4662
#7  0x00007fffeac0ea78 in (anonymous namespace)::WorkerThreadPrimaryRunnable::Run() (this=0x7fffc7db4070) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/RuntimeService.cpp:2889
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc769f680, aMayWait=<optimized out>, aResult=0x7fffc6cfedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc769f680, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc76d3900, aDelegate=0x7fffcc35f430) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffcc35f430) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffcc35f430) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc769f680) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffc6cff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 37 (Thread 0x7fffcb20e700 (LWP 11583)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffcc477570) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffcbccc190, cond=0x7fffcc477548) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffcc477548, mutex=0x7fffcbccc190) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffcbce0640, aMayWait=true, aResult=aResult at entry=0x7fffcb20dd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffcc3c1a20, aMayWait=true, aEvent=0x7fffcb20dd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffcc3c19c0, aMayWait=<optimized out>, aResult=0x7fffcb20ddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffcc3c19c0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffcc477680, aDelegate=0x7fffcc6cc850) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffcc6cc850) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffcc6cc850) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffcc3c19c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffcb20e700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 36 (Thread 0x7fffcba0f700 (LWP 11582)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffcc4773b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffcbccbed0, cond=0x7fffcc477388) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffcc477388, mutex=0x7fffcbccbed0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffcbce05b0, aMayWait=true, aResult=aResult at entry=0x7fffcba0ed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffcc3c1910, aMayWait=true, aEvent=0x7fffcba0ed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffcc3c18b0, aMayWait=<optimized out>, aResult=0x7fffcba0edd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffcc3c18b0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffcc4774c0, aDelegate=0x7fffcc6cc4f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffcc6cc4f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffcc6cc4f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffcc3c18b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffcba0f700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 31 (Thread 0x7fffcf4fc700 (LWP 11577)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd1fe4674) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd1fb7ab0, cond=0x7fffd1fe4648) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd1fe4648, mutex=0x7fffd1fb7ab0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd1fa1ac0, aMayWait=true, aResult=aResult at entry=0x7fffcf4fbd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd2ae0900, aMayWait=true, aEvent=0x7fffcf4fbd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2ae08a0, aMayWait=<optimized out>, aResult=0x7fffcf4fbdd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2ae08a0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd1fe4780, aDelegate=0x7fffd3285930) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd3285930) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd3285930) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2ae08a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffcf4fc700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 30 (Thread 0x7fffcfcfd700 (LWP 11576)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd1fe41b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd1fb75e0, cond=0x7fffd1fe4188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd1fe4188, mutex=0x7fffd1fb75e0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffea1df0a7 in mozilla::CondVar::Wait(unsigned int) (this=0x7fffd1fe4158, aInterval=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffea1df0a7 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7fffd1fe4150) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffea1df0a7 in mozilla::image::DecodePoolImpl::PopWork() (this=0x7fffd1fe4140) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:133
#7  0x00007fffea1df0a7 in mozilla::image::DecodePoolWorker::Run() (this=0x7fffd1fed760) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:174
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2ae0790, aMayWait=<optimized out>, aResult=0x7fffcfcfcdd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2ae0790, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd1fe4600, aDelegate=0x7fffd32855d0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd32855d0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd32855d0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2ae0790) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffcfcfd700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7fffd04fe700 (LWP 11575)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd1fe41b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd1fb75e0, cond=0x7fffd1fe4188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd1fe4188, mutex=0x7fffd1fb75e0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffea1df0a7 in mozilla::CondVar::Wait(unsigned int) (this=0x7fffd1fe4158, aInterval=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffea1df0a7 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7fffd1fe4150) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffea1df0a7 in mozilla::image::DecodePoolImpl::PopWork() (this=0x7fffd1fe4140) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:133
#7  0x00007fffea1df0a7 in mozilla::image::DecodePoolWorker::Run() (this=0x7fffd1fed6c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:174
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2ae0680, aMayWait=<optimized out>, aResult=0x7fffd04fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2ae0680, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd1fe4480, aDelegate=0x7fffd3285270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd3285270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd3285270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2ae0680) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffd04fe700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7fffd0cff700 (LWP 11574)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd1fe41b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd1fb75e0, cond=0x7fffd1fe4188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd1fe4188, mutex=0x7fffd1fb75e0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffea1df0a7 in mozilla::CondVar::Wait(unsigned int) (this=0x7fffd1fe4158, aInterval=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffea1df0a7 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7fffd1fe4150) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffea1df0a7 in mozilla::image::DecodePoolImpl::PopWork() (this=0x7fffd1fe4140) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:133
#7  0x00007fffea1df0a7 in mozilla::image::DecodePoolWorker::Run() (this=0x7fffd1fed6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:174
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2ae0570, aMayWait=<optimized out>, aResult=0x7fffd0cfedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2ae0570, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd1fe4300, aDelegate=0x7fffd3284f10) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd3284f10) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd3284f10) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2ae0570) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffd0cff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7fffd16fe700 (LWP 11573)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd16fdbf8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd16fdba8, cond=0x7fffd16fdbd0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=cond at entry=0x7fffd16fdbd0, mutex=0x7fffd16fdba8) at pthread_cond_wait.c:655
#3  0x00007fffe9cb2c7f in ConditionVariable::Wait() (this=this at entry=0x7fffd16fdbd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/condition_variable_posix.cc:43
#4  0x00007fffe9cbd110 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffd1fa1778, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:197
#5  0x00007fffe9cbd1a6 in base::WaitableEvent::Wait() (this=this at entry=0x7fffd1fa1778) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:203
#6  0x00007fffe9cb4597 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7fffd1fa1760, delegate=0x7fffd16fdd18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_default.cc:62
#7  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd16fdd18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#8  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd16fdd18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#9  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffd1f11fb0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#10 0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#11 0x00007ffff7bc151a in start_thread (arg=0x7fffd16fe700) at pthread_create.c:465
#12 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7fffd1eff700 (LWP 11572)):
#0  0x00007ffff7bc7b0c in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fffd1efea90, expected=0, futex_word=0x7fffd1efec18) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007ffff7bc7b0c in __pthread_cond_wait_common (abstime=0x7fffd1efeb48, mutex=0x7fffd1efebc8, cond=0x7fffd1efebf0) at pthread_cond_wait.c:533
#2  0x00007ffff7bc7b0c in __pthread_cond_timedwait (cond=cond at entry=0x7fffd1efebf0, mutex=0x7fffd1efebc8, abstime=abstime at entry=0x7fffd1efeb48) at pthread_cond_wait.c:667
#3  0x00007fffe9cb2cfc in ConditionVariable::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffd1efebf0, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/condition_variable_posix.cc:76
#4  0x00007fffe9cbd106 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffd1fa16e8, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:195
#5  0x00007fffe9cb45e2 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7fffd1fa16d0, delegate=0x7fffd1efed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_default.cc:72
#6  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd1efed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#7  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd1efed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#8  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffd1f11f60) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#9  0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#10 0x00007ffff7bc151a in start_thread (arg=0x7fffd1eff700) at pthread_create.c:465
#11 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7fffd84b5700 (LWP 11571)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd263fc30) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd2620b60, cond=0x7fffd263fc08) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd263fc08, mutex=0x7fffd2620b60) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd2646460, aMayWait=true, aResult=aResult at entry=0x7fffd84b4d48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd2adef80, aMayWait=true, aEvent=0x7fffd84b4d48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2adef20, aMayWait=<optimized out>, aResult=0x7fffd84b4dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2adef20, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd263fd40, aDelegate=0x7fffd3283c80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd3283c80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd3283c80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2adef20) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffd84b5700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7fffd4afe700 (LWP 11568)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd5df2734) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd5df33d0, cond=0x7fffd5df2708) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd5df2708, mutex=0x7fffd5df33d0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd5def2e0, aMayWait=true, aResult=aResult at entry=0x7fffd4afdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd7b8ce40, aMayWait=true, aEvent=0x7fffd4afdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd7b8cde0, aMayWait=<optimized out>, aResult=0x7fffd4afddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd7b8cde0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd5dfd340, aDelegate=0x7fffd9e0fae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd9e0fae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd9e0fae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd7b8cde0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffd4afe700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7fffd52ff700 (LWP 11567)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd5df2534) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd5df3320, cond=0x7fffd5df2508) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd5df2508, mutex=0x7fffd5df3320) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd5def250, aMayWait=true, aResult=aResult at entry=0x7fffd52fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd7b8cd30, aMayWait=true, aEvent=0x7fffd52fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd7b8ccd0, aMayWait=<optimized out>, aResult=0x7fffd52fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd7b8ccd0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd5df2640, aDelegate=0x7fffd9e0f780) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd9e0f780) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd9e0f780) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd7b8ccd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffd52ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7fffd7cb4700 (LWP 11563)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd62333f4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd622eed0, cond=0x7fffd62333c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd62333c8, mutex=0x7fffd622eed0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe9b7f404 in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6bb7588, aInterval=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe9b7f404 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7ffff6bb7580) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffe9b7f404 in mozilla::MonitorAutoLock::Wait(unsigned int) (this=this at entry=0x7fffd7cb3e68, aInterval=aInterval at entry=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:88
#7  0x00007fffe9ba0849 in mozilla::net::CacheIOThread::ThreadFunc() (this=this at entry=0x7ffff6bb7570) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/cache2/CacheIOThread.cpp:505
#8  0x00007fffe9ba08cd in mozilla::net::CacheIOThread::ThreadFunc(void*) (aClosure=0x7ffff6bb7570) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/cache2/CacheIOThread.cpp:434
#9  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#10 0x00007ffff7bc151a in start_thread (arg=0x7fffd7cb4700) at pthread_create.c:465
#11 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7fffd907b700 (LWP 11558)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd9e0a1b4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe56d6320, cond=0x7fffd9e0a188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd9e0a188, mutex=0x7fffe56d6320) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e8613 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffe99e8613 in mozilla::MonitorAutoLock::Wait(unsigned int) (aInterval=4294967295, this=0x7fffd907ae78) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:88
#7  0x00007fffe99e8613 in mozilla::BackgroundHangManager::RunMonitorThread() (this=0x7fffd9c9d5c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/BackgroundHangMonitor.cpp:278
#8  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffd907b700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7fffd987c700 (LWP 11557)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd9e0a0f0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe56d6270, cond=0x7fffd9e0a0c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd9e0a0c8, mutex=0x7fffe56d6270) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e29e6 in mozilla::Monitor::Wait(unsigned int) (aInterval=<optimized out>, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffe99e29e6 in mozilla::MonitorAutoLock::Wait(unsigned int) (aInterval=<optimized out>, this=0x7fffd987be90) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:88
#7  0x00007fffe99e29e6 in mozilla::HangMonitor::ThreadMain(void*) () at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/HangMonitor.cpp:287
#8  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffd987c700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7fffda94f700 (LWP 11556)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe32551e8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffda94f700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7fffdb150700 (LWP 11555)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3254d10) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdb150700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fffdb951700 (LWP 11554)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3254838) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdb951700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7fffdc152700 (LWP 11553)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3254360) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d320) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d320) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdc152700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fffdc953700 (LWP 11552)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3253e88) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d310) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d310) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdc953700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fffdd154700 (LWP 11551)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe32539b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d300) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d300) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdd154700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fffdd955700 (LWP 11550)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1ec) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe32534d8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d2f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d2f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdd955700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fffde156700 (LWP 11549)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3253000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d2e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d2e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffde156700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fffde957700 (LWP 11548)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffde956e10, expected=0, futex_word=0x7fffe32aad30) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffde956e10, mutex=0x7fffe562ad40, cond=0x7fffe32aad08) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe32aad08, mutex=0x7fffe562ad40, abstime=0x7fffde956e10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe9ed5d7b in Watchdog::Sleep(unsigned int) (this=0x7fffe34f3fd0, timeout=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/xpconnect/src/XPCJSContext.cpp:996
#6  0x00007fffe9ed5d7b in WatchdogMain(void*) (arg=0x7fffe34f3fd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/xpconnect/src/XPCJSContext.cpp:1189
#7  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#8  0x00007ffff7bc151a in start_thread (arg=0x7fffde957700) at pthread_create.c:465
#9  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fffdf158700 (LWP 11547)):
#0  0x00007ffff7bcb31a in __libc_send (fd=63, buf=0x7fffb39de000, len=31, flags=0) at ../sysdeps/unix/sysv/linux/send.c:28
#1  0x00007fffe89eeb48 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#2  0x00007fffe8796bea in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#3  0x00007fffe8787a6e in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#4  0x00007fffe8787f66 in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#5  0x00007fffe879c3c1 in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#6  0x00007fffeb2c6b10 in nsNSSSocketInfo::CloseSocketAndDestroy(nsNSSShutDownPreventionLock const&) (this=0x7fff98cddf00) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/security/manager/ssl/nsNSSIOLayer.cpp:973
#7  0x00007fffeb2c6bb4 in nsSSLIOLayerClose(PRFileDesc*) (fd=0x7fff992d5ca0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/security/manager/ssl/nsNSSIOLayer.cpp:952
#8  0x00007fffe9a6f9c3 in mozilla::net::nsSocketTransport::CloseSocket(PRFileDesc*, bool) (aFd=<optimized out>, aTelemetryEnabled=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransport2.cpp:3200
#9  0x00007fffe9a7085f in mozilla::net::nsSocketTransport::ReleaseFD_Locked(PRFileDesc*) (this=0x7fff99990800, fd=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransport2.cpp:1832
#10 0x00007fffe9a70f54 in mozilla::net::nsSocketTransport::OnSocketDetached(PRFileDesc*) (this=0x7fff99990800, fd=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransport2.cpp:2138
#11 0x00007fffe9a69452 in mozilla::net::nsSocketTransportService::DetachSocket(mozilla::net::nsSocketTransportService::SocketContext*, mozilla::net::nsSocketTransportService::SocketContext*) (this=this at entry=0x7fffe56c1560, listHead=0x7fffe3460000, sock=0x7fffe3460060) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransportService2.cpp:240
#12 0x00007fffe9a705b6 in mozilla::net::nsSocketTransportService::DoPollIteration(mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>*) (this=this at entry=0x7fffe56c1560, pollDuration=pollDuration at entry=0x7fffdf157cc8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransportService2.cpp:1161
#13 0x00007fffe9a71b61 in mozilla::net::nsSocketTransportService::Run() (this=0x7fffe56c1560) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransportService2.cpp:903
#14 0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b758b0, aMayWait=<optimized out>, aResult=0x7fffdf157dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#15 0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b758b0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#16 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffe3247940, aDelegate=0x7ffff6b8c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#17 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7ffff6b8c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#18 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7ffff6b8c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#19 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7ffff6b758b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#20 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#21 0x00007ffff7bc151a in start_thread (arg=0x7fffdf158700) at pthread_create.c:465
#22 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fffdf959700 (LWP 11546)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=fds at entry=0x7fffdf958ce8, nfds=nfds at entry=2, timeout=timeout at entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffe9c515bc in poll (__timeout=-1, __nfds=2, __fds=0x7fffdf958ce8) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  0x00007fffe9c515bc in nsNotifyAddrListener::Run() (this=0x7fffe567bd80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/system/linux/nsNotifyAddrListener_Linux.cpp:403
#3  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b757a0, aMayWait=<optimized out>, aResult=0x7fffdf958dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#4  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b757a0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#5  0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffe3247780, aDelegate=0x7ffff6b8c340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#6  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7ffff6b8c340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#7  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7ffff6b8c340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#8  0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7ffff6b757a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#9  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#10 0x00007ffff7bc151a in start_thread (arg=0x7fffdf959700) at pthread_create.c:465
#11 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fffe015a700 (LWP 11545)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffe0159c30, expected=0, futex_word=0x7fffe564eef0) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffe0159c30, mutex=0x7fffe34527f0, cond=0x7fffe564eec8) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe564eec8, mutex=0x7fffe34527f0, abstime=0x7fffe0159c30) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=20, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ec77b in mozilla::Monitor::Wait(unsigned int) (aInterval=20, this=0x7fffe56e8218) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#7  0x00007fffe99ec77b in TimerThread::Run() (this=0x7fffe56e81f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/TimerThread.cpp:554
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b75580, aMayWait=<optimized out>, aResult=0x7fffe0159dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b75580, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffe32472c0, aDelegate=0x7ffff6b8bfe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7ffff6b8bfe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7ffff6b8bfe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7ffff6b75580) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffe015a700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fffe29c1700 (LWP 11544)):
#0  0x00007ffff6e14556 in __GI_epoll_pwait (epfd=12, events=0x7ffff6b17300, maxevents=32, timeout=-1, set=0x0) at ../sysdeps/unix/sysv/linux/epoll_pwait.c:42
#1  0x00007fffe782e408 in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#2  0x00007fffe7824329 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007fffe9cb2781 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) (this=0x7fffe564ee00, delegate=0x7fffe29c0d18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_libevent.cc:380
#4  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffe29c0d18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#5  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffe29c0d18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#6  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffe56e81a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#7  0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#8  0x00007ffff7bc151a in start_thread (arg=0x7fffe29c1700) at pthread_create.c:465
#9  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fffe3d0c700 (LWP 11543)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=0x7fffe56399d0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff1dd2119 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff1dd24b2 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff23bbad6 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007ffff1df95f5 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff7bc151a in start_thread (arg=0x7fffe3d0c700) at pthread_create.c:465
#6  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fffe5fe9700 (LWP 11542)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=0x7fffd1fcba00, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff1dd2119 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff1dd222c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff1dd2271 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffff1df95f5 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff7bc151a in start_thread (arg=0x7fffe5fe9700) at pthread_create.c:465
#6  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7ffff7fc0740 (LWP 11536)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=0x7fffcc6c1d60, nfds=5, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffead5e9fc in PollWrapper(GPollFD*, guint, gint) (ufds=0x7fffcc6c1d60, nfsd=5, timeout_=-1) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/gtk/nsAppShell.cpp:42
#2  0x00007ffff1dd2119 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff1dd222c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fffead5ea6b in nsAppShell::ProcessNextNativeEvent(bool) (this=<optimized out>, mayWait=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/gtk/nsAppShell.cpp:270
#5  0x00007fffead466fb in nsBaseAppShell::DoProcessNextNativeEvent(bool) (this=this at entry=0x7fffd85210e0, mayWait=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/nsBaseAppShell.cpp:138
#6  0x00007fffead4683e in nsBaseAppShell::OnProcessNextEvent(nsIThreadInternal*, bool) (this=0x7fffd85210e0, thr=0x7ffff6b75360, mayWait=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/nsBaseAppShell.cpp:289
#7  0x00007fffe99e9359 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b75360, aMayWait=<optimized out>, aResult=0x7fffffffd117) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1189
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b75360, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc4f02 in mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) (this=0x7fffe564ed00, aDelegate=0x7ffff6b8aba0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:124
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffead448e0 in nsBaseAppShell::Run() (this=0x7fffd85210e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/nsBaseAppShell.cpp:156
#13 0x00007fffeb37cb58 in nsAppStartup::Run() (this=0x7fffd8511060) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/components/startup/nsAppStartup.cpp:283
#14 0x00007fffeb3cd7ce in XREMain::XRE_mainRun() (this=this at entry=0x7fffffffd3c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/xre/nsAppRunner.cpp:4488
#15 0x00007fffeb3cdaad in XREMain::XRE_main(int, char**, nsXREAppData const*) (this=this at entry=0x7fffffffd3c0, argc=argc at entry=1, argv=argv at entry=0x7fffffffe7d8, aAppData=aAppData at entry=0x7fffffffd5f8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/xre/nsAppRunner.cpp:4621
#16 0x00007fffeb3cdd24 in XRE_main(int, char**, nsXREAppData const*, uint32_t) (argc=1, argv=0x7fffffffe7d8, aAppData=0x7fffffffd5f8, aFlags=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/xre/nsAppRunner.cpp:4712
#17 0x0000555555559741 in do_main(int, char**, char**, nsIFile*) (argc=1, argv=0x7fffffffe7d8, envp=<optimized out>, xreDirectory=0x7ffff6b6f9c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/browser/app/nsBrowserApp.cpp:282
#18 0x0000555555558c36 in main(int, char**, char**) (argc=1, argv=0x7fffffffe7d8, envp=0x7fffffffe7e8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/browser/app/nsBrowserApp.cpp:415

Thread 82 (Thread 0x7fff94aff700 (LWP 11675)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fff971c93f4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fff99a9c270, cond=0x7fff971c93c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fff971c93c8, mutex=0x7fff99a9c270) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fff98cd8340, aMayWait=true, aResult=aResult at entry=0x7fff94afed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fff9b3f9b30, aMayWait=true, aEvent=0x7fff94afed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fff9b3f9ad0, aMayWait=<optimized out>, aResult=0x7fff94afedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fff9b3f9ad0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fff971c96c0, aDelegate=0x7fff9a1c3330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fff9a1c3330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fff9a1c3330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fff9b3f9ad0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fff94aff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 81 (Thread 0x7fff954fe700 (LWP 11673)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fff954fdc10, expected=0, futex_word=0x7fffe3247eb4) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fff954fdc10, mutex=0x7fffe562a030, cond=0x7fffe3247e88) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe3247e88, mutex=0x7fffe562a030, abstime=0x7fff954fdc10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99ef0c6 in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6b50268, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ef0c6 in nsEventQueue::Wait(unsigned int) (this=0x7ffff6b50278, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.h:114
#7  0x00007fffe99ef0c6 in nsThreadPool::Run() (this=0x7ffff6b50240) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThreadPool.cpp:216
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fff9b3f87b0, aMayWait=<optimized out>, aResult=0x7fff954fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fff9b3f87b0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffab613d40, aDelegate=0x7fffae549d50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffae549d50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffae549d50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fff9b3f87b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fff954fe700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 80 (Thread 0x7fff95cff700 (LWP 11672)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fff95cfec10, expected=0, futex_word=0x7fffe3247eb4) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fff95cfec10, mutex=0x7fffe562a030, cond=0x7fffe3247e88) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe3247e88, mutex=0x7fffe562a030, abstime=0x7fff95cfec10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99ef0c6 in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6b50268, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ef0c6 in nsEventQueue::Wait(unsigned int) (this=0x7ffff6b50278, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.h:114
#7  0x00007fffe99ef0c6 in nsThreadPool::Run() (this=0x7ffff6b50240) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThreadPool.cpp:216
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fff9b3f9cf0, aMayWait=<optimized out>, aResult=0x7fff95cfedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fff9b3f9cf0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffab613b40, aDelegate=0x7fffae549ba0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffae549ba0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffae549ba0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fff9b3f9cf0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fff95cff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 79 (Thread 0x7fff987fe700 (LWP 11666)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fff987fdc10, expected=0, futex_word=0x7fffe3247eb4) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fff987fdc10, mutex=0x7fffe562a030, cond=0x7fffe3247e88) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe3247e88, mutex=0x7fffe562a030, abstime=0x7fff987fdc10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99ef0c6 in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6b50268, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ef0c6 in nsEventQueue::Wait(unsigned int) (this=0x7ffff6b50278, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.h:114
#7  0x00007fffe99ef0c6 in nsThreadPool::Run() (this=0x7ffff6b50240) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThreadPool.cpp:216
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffb5e7f6a0, aMayWait=<optimized out>, aResult=0x7fff987fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffb5e7f6a0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffadb731c0, aDelegate=0x7fffb5ee3410) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffb5ee3410) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffb5ee3410) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffb5e7f6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fff987fe700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 78 (Thread 0x7fffc89ff700 (LWP 11640)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc89febf8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc89feba8, cond=0x7fffc89febd0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=cond at entry=0x7fffc89febd0, mutex=0x7fffc89feba8) at pthread_cond_wait.c:655
#3  0x00007fffe9cb2c7f in ConditionVariable::Wait() (this=this at entry=0x7fffc89febd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/condition_variable_posix.cc:43
#4  0x00007fffe9cbd110 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffab113118, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:197
#5  0x00007fffe9cbd1a6 in base::WaitableEvent::Wait() (this=this at entry=0x7fffab113118) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:203
#6  0x00007fffe9cb4597 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7fffab113100, delegate=0x7fffc89fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_default.cc:62
#7  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc89fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#8  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc89fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#9  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffae35e790) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#10 0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#11 0x00007ffff7bc151a in start_thread (arg=0x7fffc89ff700) at pthread_create.c:465
#12 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 77 (Thread 0x7fffb59fb700 (LWP 11638)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=fds at entry=0x7fffb59faeb8, nfds=nfds at entry=2, timeout=timeout at entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffeb3e28c1 in poll (__timeout=-1, __nfds=2, __fds=0x7fffb59faeb8) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  0x00007fffeb3e28c1 in google_breakpad::CrashGenerationServer::Run() (this=0x7fffadbca890) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/crashreporter/google-breakpad/src/client/linux/crash_generation/crash_generation_server.cc:172
#3  0x00007fffeb3e2925 in google_breakpad::CrashGenerationServer::ThreadMain(void*) (arg=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/crashreporter/google-breakpad/src/client/linux/crash_generation/crash_generation_server.cc:329
#4  0x00007ffff7bc151a in start_thread (arg=0x7fffb59fb700) at pthread_create.c:465
#5  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 75 (Thread 0x7fffb95ff700 (LWP 11636)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffb95fec10, expected=0, futex_word=0x7fffd3d59270) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffb95fec10, mutex=0x7fffd3d269d0, cond=0x7fffd3d59248) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffd3d59248, mutex=0x7fffd3d269d0, abstime=0x7fffb95fec10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99ef0c6 in mozilla::CondVar::Wait(unsigned int) (this=0x7fffd417f9e8, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ef0c6 in nsEventQueue::Wait(unsigned int) (this=0x7fffd417f9f8, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.h:114
#7  0x00007fffe99ef0c6 in nsThreadPool::Run() (this=0x7fffd417f9c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThreadPool.cpp:216
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffa6bd3de0, aMayWait=<optimized out>, aResult=0x7fffb95fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffa6bd3de0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffab2b3fc0, aDelegate=0x7fffb5ee2840) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffb5ee2840) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffb5ee2840) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffa6bd3de0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffb95ff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 74 (Thread 0x7fff989ff700 (LWP 11635)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffab04d230) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffae1eecc0, cond=0x7fffab04d208) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffab04d208, mutex=0x7fffae1eecc0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffeac395cf in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::WaitForWorkerEvents(unsigned int) (aInterval=4294967295, this=0x7fffab746000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:5124
#6  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::DoRunLoop(JSContext*) (this=0x7fffab746000, aCx=aCx at entry=0x7fffab09c000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:4662
#7  0x00007fffeac0ea78 in (anonymous namespace)::WorkerThreadPrimaryRunnable::Run() (this=0x7fffab121490) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/RuntimeService.cpp:2889
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fff9b5b8900, aMayWait=<optimized out>, aResult=0x7fff989fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fff9b5b8900, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffab04d440, aDelegate=0x7fffab342940) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffab342940) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffab342940) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fff9b5b8900) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fff989ff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 70 (Thread 0x7fffba3ff700 (LWP 11621)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc20d4430) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffbccb4920, cond=0x7fffc20d4408) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc20d4408, mutex=0x7fffbccb4920) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffbade4640, aMayWait=true, aResult=aResult at entry=0x7fffba3fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffba4bce40, aMayWait=true, aEvent=0x7fffba3fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffba4bcde0, aMayWait=<optimized out>, aResult=0x7fffba3fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffba4bcde0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc20d4540, aDelegate=0x7fffbafb14f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffbafb14f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffbafb14f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffba4bcde0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffba3ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 66 (Thread 0x7fffb82ff700 (LWP 11612)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffb82fed60, expected=0, futex_word=0x7fffd62333b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffb82fed60, mutex=0x7fffd622ee20, cond=0x7fffd6233388) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffd6233388, mutex=0x7fffd622ee20, abstime=0x7fffb82fed60) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe9a8ba3d in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6bb6140, aInterval=300000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe9a8ba3d in nsHostResolver::GetHostToLookup(nsHostRecord**) (this=this at entry=0x7ffff6bb6120, result=result at entry=0x7fffb82fee50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/dns/nsHostResolver.cpp:1164
#7  0x00007fffe9a8da31 in nsHostResolver::ThreadFunc(void*) (arg=0x7ffff6bb6120) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/dns/nsHostResolver.cpp:1450
#8  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffb82ff700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 65 (Thread 0x7fffbdefe700 (LWP 11611)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffb735b4f4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffba66e500, cond=0x7fffb735b4c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffb735b4c8, mutex=0x7fffba66e500) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffb72a4fa0, aMayWait=true, aResult=aResult at entry=0x7fffbdefdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffb776fb40, aMayWait=true, aEvent=0x7fffbdefdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffb776fae0, aMayWait=<optimized out>, aResult=0x7fffbdefddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffb776fae0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffb735b600, aDelegate=0x7fffb75b7330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffb75b7330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffb75b7330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffb776fae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffbdefe700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 58 (Thread 0x7fffbb8ff700 (LWP 11604)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc1f42c70) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc282cab0, cond=0x7fffc1f42c48) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc1f42c48, mutex=0x7fffc282cab0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffeac395cf in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::WaitForWorkerEvents(unsigned int) (aInterval=4294967295, this=0x7fffc3380000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:5124
#6  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::DoRunLoop(JSContext*) (this=0x7fffc3380000, aCx=aCx at entry=0x7fffc2102000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:4662
#7  0x00007fffeac0ea78 in (anonymous namespace)::WorkerThreadPrimaryRunnable::Run() (this=0x7fffc28490d0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/RuntimeService.cpp:2889
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc084bd00, aMayWait=<optimized out>, aResult=0x7fffbb8fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc084bd00, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc1f42ec0, aDelegate=0x7fffc0a8dc80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc0a8dc80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc0a8dc80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc084bd00) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffbb8ff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 54 (Thread 0x7fffbe6ff700 (LWP 11600)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc4d1d1b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc0a2cc10, cond=0x7fffc4d1d188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc4d1d188, mutex=0x7fffc0a2cc10) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc0892640, aMayWait=true, aResult=aResult at entry=0x7fffbe6fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc080cf80, aMayWait=true, aEvent=0x7fffbe6fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc080cf20, aMayWait=<optimized out>, aResult=0x7fffbe6fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc080cf20, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc4d1d2c0, aDelegate=0x7fffc0846270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc0846270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc0846270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc080cf20) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffbe6ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 53 (Thread 0x7fffbf0fe700 (LWP 11599)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffcc3963b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc0b79740, cond=0x7fffcc396388) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffcc396388, mutex=0x7fffc0b79740) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc0b81220, aMayWait=true, aResult=aResult at entry=0x7fffbf0fdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc080e190, aMayWait=true, aEvent=0x7fffbf0fdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc080e130, aMayWait=<optimized out>, aResult=0x7fffbf0fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc080e130, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd3642780, aDelegate=0x7fffc0845d60) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc0845d60) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc0845d60) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc080e130) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffbf0fe700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 52 (Thread 0x7fffbf8ff700 (LWP 11598)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc2506db4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc0875d70, cond=0x7fffc2506d88) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc2506d88, mutex=0x7fffc0875d70) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc9aa84c0, aMayWait=true, aResult=aResult at entry=0x7fffbf8fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc080cb40, aMayWait=true, aEvent=0x7fffbf8fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc080cae0, aMayWait=<optimized out>, aResult=0x7fffbf8fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc080cae0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd411e880, aDelegate=0x7fffc0844fe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc0844fe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc0844fe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc080cae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffbf8ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 51 (Thread 0x7fffc06ff700 (LWP 11597)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc0820c34) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc081c8a0, cond=0x7fffc0820c08) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc0820c08, mutex=0x7fffc081c8a0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc0819f40, aMayWait=true, aResult=aResult at entry=0x7fffc06fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc080c700, aMayWait=true, aEvent=0x7fffc06fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc080c6a0, aMayWait=<optimized out>, aResult=0x7fffc06fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc080c6a0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc08600c0, aDelegate=0x7fffc08434e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc08434e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc08434e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc080c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffc06ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 50 (Thread 0x7fffc16ff700 (LWP 11596)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc28ce170) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc78e1500, cond=0x7fffc28ce148) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc28ce148, mutex=0x7fffc78e1500) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc28f69d0, aMayWait=true, aResult=aResult at entry=0x7fffc16fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc9991f60, aMayWait=true, aEvent=0x7fffc16fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc9991f00, aMayWait=<optimized out>, aResult=0x7fffc16fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc9991f00, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc28ce280, aDelegate=0x7fffc34cd6b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc34cd6b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc34cd6b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc9991f00) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffc16ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 49 (Thread 0x7fffc31ff700 (LWP 11595)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc31febf8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc31feba8, cond=0x7fffc31febd0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=cond at entry=0x7fffc31febd0, mutex=0x7fffc31feba8) at pthread_cond_wait.c:655
#3  0x00007fffe9cb2c7f in ConditionVariable::Wait() (this=this at entry=0x7fffc31febd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/condition_variable_posix.cc:43
#4  0x00007fffe9cbd110 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffc37bbf58, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:197
#5  0x00007fffe9cbd1a6 in base::WaitableEvent::Wait() (this=this at entry=0x7fffc37bbf58) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:203
#6  0x00007fffe9cb4597 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7fffc37bbf40, delegate=0x7fffc31fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_default.cc:62
#7  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc31fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#8  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc31fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#9  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffc3338c40) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#10 0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#11 0x00007ffff7bc151a in start_thread (arg=0x7fffc31ff700) at pthread_create.c:465
#12 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 48 (Thread 0x7fffc44f2700 (LWP 11594)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffc44f1d60, expected=0, futex_word=0x7fffd62333b4) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffc44f1d60, mutex=0x7fffd622ee20, cond=0x7fffd6233388) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffd6233388, mutex=0x7fffd622ee20, abstime=0x7fffc44f1d60) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe9a8ba3d in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6bb6140, aInterval=300000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe9a8ba3d in nsHostResolver::GetHostToLookup(nsHostRecord**) (this=this at entry=0x7ffff6bb6120, result=result at entry=0x7fffc44f1e50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/dns/nsHostResolver.cpp:1164
#7  0x00007fffe9a8da31 in nsHostResolver::ThreadFunc(void*) (arg=0x7ffff6bb6120) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/dns/nsHostResolver.cpp:1450
#8  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffc44f2700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 47 (Thread 0x7fffc95fd700 (LWP 11593)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc4dd88b4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc4daaf50, cond=0x7fffc4dd8888) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc4dd8888, mutex=0x7fffc4daaf50) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc4dd7100, aMayWait=true, aResult=aResult at entry=0x7fffc95fcd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc9992f50, aMayWait=true, aEvent=0x7fffc95fcd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc9992ef0, aMayWait=<optimized out>, aResult=0x7fffc95fcdd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc9992ef0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc4dd8a00, aDelegate=0x7fffca33f350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffca33f350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffca33f350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc9992ef0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffc95fd700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 46 (Thread 0x7fffcd9fd700 (LWP 11592)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc4dc2e70) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc4daac90, cond=0x7fffc4dc2e48) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc4dc2e48, mutex=0x7fffc4daac90) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc4dd7190, aMayWait=true, aResult=aResult at entry=0x7fffcd9fcd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc9992e40, aMayWait=true, aEvent=0x7fffcd9fcd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc9992de0, aMayWait=<optimized out>, aResult=0x7fffcd9fcdd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc9992de0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc4dd8780, aDelegate=0x7fffca33f1a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffca33f1a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffca33f1a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc9992de0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffcd9fd700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 45 (Thread 0x7fffcd1fc700 (LWP 11591)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=0x7fffc9a40898, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff1dd2119 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff1dd222c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fffc44fa42d in  () at /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#4  0x00007ffff1df95f5 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff7bc151a in start_thread (arg=0x7fffcd1fc700) at pthread_create.c:465
#6  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 44 (Thread 0x7fffd4256700 (LWP 11590)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd26498f0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc9a757c0, cond=0x7fffd26498c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd26498c8, mutex=0x7fffc9a757c0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffeaaea775 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffeaaf3a4f in mozilla::Monitor::Wait(unsigned int) (aInterval=<optimized out>, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffeaaf3a4f in mozilla::MonitorAutoLock::Wait(unsigned int) (aInterval=<optimized out>, this=0x7fffd4255e58) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:88
#7  0x00007fffeaaf3a4f in mozilla::dom::DOMStorageDBThread::ThreadFunc() (this=this at entry=0x7fffc5815ac0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/storage/DOMStorageDBThread.cpp:408
#8  0x00007fffeaaf3ae1 in mozilla::dom::DOMStorageDBThread::ThreadFunc(void*) (aArg=0x7fffc5815ac0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/storage/DOMStorageDBThread.cpp:344
#9  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#10 0x00007ffff7bc151a in start_thread (arg=0x7fffd4256700) at pthread_create.c:465
#11 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 43 (Thread 0x7fffce1fe700 (LWP 11589)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffca1ed570) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffca1cc7f0, cond=0x7fffca1ed548) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffca1ed548, mutex=0x7fffca1cc7f0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffca1eb280, aMayWait=true, aResult=aResult at entry=0x7fffce1fdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffca5732a0, aMayWait=true, aEvent=0x7fffce1fdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffca573240, aMayWait=<optimized out>, aResult=0x7fffce1fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffca573240, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffca1ed6c0, aDelegate=0x7fffca33c770) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffca33c770) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffca33c770) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffca573240) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffce1fe700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 42 (Thread 0x7fffc6cff700 (LWP 11588)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc76d3570) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc8a82190, cond=0x7fffc76d3548) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc76d3548, mutex=0x7fffc8a82190) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffeac395cf in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::WaitForWorkerEvents(unsigned int) (aInterval=4294967295, this=0x7fffca857000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:5124
#6  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::DoRunLoop(JSContext*) (this=0x7fffca857000, aCx=aCx at entry=0x7fffd36d5000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:4662
#7  0x00007fffeac0ea78 in (anonymous namespace)::WorkerThreadPrimaryRunnable::Run() (this=0x7fffc7db4070) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/RuntimeService.cpp:2889
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc769f680, aMayWait=<optimized out>, aResult=0x7fffc6cfedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc769f680, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc76d3900, aDelegate=0x7fffcc35f430) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffcc35f430) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffcc35f430) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc769f680) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffc6cff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 37 (Thread 0x7fffcb20e700 (LWP 11583)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffcc477570) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffcbccc190, cond=0x7fffcc477548) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffcc477548, mutex=0x7fffcbccc190) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffcbce0640, aMayWait=true, aResult=aResult at entry=0x7fffcb20dd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffcc3c1a20, aMayWait=true, aEvent=0x7fffcb20dd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffcc3c19c0, aMayWait=<optimized out>, aResult=0x7fffcb20ddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffcc3c19c0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffcc477680, aDelegate=0x7fffcc6cc850) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffcc6cc850) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffcc6cc850) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffcc3c19c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffcb20e700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 36 (Thread 0x7fffcba0f700 (LWP 11582)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffcc4773b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffcbccbed0, cond=0x7fffcc477388) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffcc477388, mutex=0x7fffcbccbed0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffcbce05b0, aMayWait=true, aResult=aResult at entry=0x7fffcba0ed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffcc3c1910, aMayWait=true, aEvent=0x7fffcba0ed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffcc3c18b0, aMayWait=<optimized out>, aResult=0x7fffcba0edd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffcc3c18b0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffcc4774c0, aDelegate=0x7fffcc6cc4f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffcc6cc4f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffcc6cc4f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffcc3c18b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffcba0f700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 31 (Thread 0x7fffcf4fc700 (LWP 11577)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd1fe4674) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd1fb7ab0, cond=0x7fffd1fe4648) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd1fe4648, mutex=0x7fffd1fb7ab0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd1fa1ac0, aMayWait=true, aResult=aResult at entry=0x7fffcf4fbd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd2ae0900, aMayWait=true, aEvent=0x7fffcf4fbd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2ae08a0, aMayWait=<optimized out>, aResult=0x7fffcf4fbdd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2ae08a0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd1fe4780, aDelegate=0x7fffd3285930) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd3285930) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd3285930) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2ae08a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffcf4fc700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 30 (Thread 0x7fffcfcfd700 (LWP 11576)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd1fe41b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd1fb75e0, cond=0x7fffd1fe4188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd1fe4188, mutex=0x7fffd1fb75e0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffea1df0a7 in mozilla::CondVar::Wait(unsigned int) (this=0x7fffd1fe4158, aInterval=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffea1df0a7 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7fffd1fe4150) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffea1df0a7 in mozilla::image::DecodePoolImpl::PopWork() (this=0x7fffd1fe4140) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:133
#7  0x00007fffea1df0a7 in mozilla::image::DecodePoolWorker::Run() (this=0x7fffd1fed760) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:174
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2ae0790, aMayWait=<optimized out>, aResult=0x7fffcfcfcdd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2ae0790, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd1fe4600, aDelegate=0x7fffd32855d0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd32855d0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd32855d0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2ae0790) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffcfcfd700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7fffd04fe700 (LWP 11575)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd1fe41b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd1fb75e0, cond=0x7fffd1fe4188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd1fe4188, mutex=0x7fffd1fb75e0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffea1df0a7 in mozilla::CondVar::Wait(unsigned int) (this=0x7fffd1fe4158, aInterval=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffea1df0a7 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7fffd1fe4150) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffea1df0a7 in mozilla::image::DecodePoolImpl::PopWork() (this=0x7fffd1fe4140) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:133
#7  0x00007fffea1df0a7 in mozilla::image::DecodePoolWorker::Run() (this=0x7fffd1fed6c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:174
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2ae0680, aMayWait=<optimized out>, aResult=0x7fffd04fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2ae0680, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd1fe4480, aDelegate=0x7fffd3285270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd3285270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd3285270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2ae0680) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffd04fe700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7fffd0cff700 (LWP 11574)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd1fe41b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd1fb75e0, cond=0x7fffd1fe4188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd1fe4188, mutex=0x7fffd1fb75e0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffea1df0a7 in mozilla::CondVar::Wait(unsigned int) (this=0x7fffd1fe4158, aInterval=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffea1df0a7 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7fffd1fe4150) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffea1df0a7 in mozilla::image::DecodePoolImpl::PopWork() (this=0x7fffd1fe4140) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:133
#7  0x00007fffea1df0a7 in mozilla::image::DecodePoolWorker::Run() (this=0x7fffd1fed6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:174
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2ae0570, aMayWait=<optimized out>, aResult=0x7fffd0cfedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2ae0570, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd1fe4300, aDelegate=0x7fffd3284f10) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd3284f10) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd3284f10) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2ae0570) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffd0cff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7fffd16fe700 (LWP 11573)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd16fdbf8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd16fdba8, cond=0x7fffd16fdbd0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=cond at entry=0x7fffd16fdbd0, mutex=0x7fffd16fdba8) at pthread_cond_wait.c:655
#3  0x00007fffe9cb2c7f in ConditionVariable::Wait() (this=this at entry=0x7fffd16fdbd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/condition_variable_posix.cc:43
#4  0x00007fffe9cbd110 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffd1fa1778, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:197
#5  0x00007fffe9cbd1a6 in base::WaitableEvent::Wait() (this=this at entry=0x7fffd1fa1778) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:203
#6  0x00007fffe9cb4597 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7fffd1fa1760, delegate=0x7fffd16fdd18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_default.cc:62
#7  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd16fdd18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#8  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd16fdd18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#9  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffd1f11fb0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#10 0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#11 0x00007ffff7bc151a in start_thread (arg=0x7fffd16fe700) at pthread_create.c:465
#12 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7fffd1eff700 (LWP 11572)):
#0  0x00007ffff7bc7b0c in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fffd1efea90, expected=0, futex_word=0x7fffd1efec18) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007ffff7bc7b0c in __pthread_cond_wait_common (abstime=0x7fffd1efeb48, mutex=0x7fffd1efebc8, cond=0x7fffd1efebf0) at pthread_cond_wait.c:533
#2  0x00007ffff7bc7b0c in __pthread_cond_timedwait (cond=cond at entry=0x7fffd1efebf0, mutex=0x7fffd1efebc8, abstime=abstime at entry=0x7fffd1efeb48) at pthread_cond_wait.c:667
#3  0x00007fffe9cb2cfc in ConditionVariable::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffd1efebf0, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/condition_variable_posix.cc:76
#4  0x00007fffe9cbd106 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffd1fa16e8, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:195
#5  0x00007fffe9cb45e2 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7fffd1fa16d0, delegate=0x7fffd1efed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_default.cc:72
#6  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd1efed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#7  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd1efed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#8  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffd1f11f60) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#9  0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#10 0x00007ffff7bc151a in start_thread (arg=0x7fffd1eff700) at pthread_create.c:465
#11 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7fffd84b5700 (LWP 11571)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd263fc30) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd2620b60, cond=0x7fffd263fc08) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd263fc08, mutex=0x7fffd2620b60) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd2646460, aMayWait=true, aResult=aResult at entry=0x7fffd84b4d48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd2adef80, aMayWait=true, aEvent=0x7fffd84b4d48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2adef20, aMayWait=<optimized out>, aResult=0x7fffd84b4dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2adef20, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd263fd40, aDelegate=0x7fffd3283c80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd3283c80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd3283c80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2adef20) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffd84b5700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7fffd4afe700 (LWP 11568)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd5df2734) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd5df33d0, cond=0x7fffd5df2708) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd5df2708, mutex=0x7fffd5df33d0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd5def2e0, aMayWait=true, aResult=aResult at entry=0x7fffd4afdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd7b8ce40, aMayWait=true, aEvent=0x7fffd4afdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd7b8cde0, aMayWait=<optimized out>, aResult=0x7fffd4afddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd7b8cde0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd5dfd340, aDelegate=0x7fffd9e0fae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd9e0fae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd9e0fae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd7b8cde0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffd4afe700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7fffd52ff700 (LWP 11567)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd5df2534) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd5df3320, cond=0x7fffd5df2508) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd5df2508, mutex=0x7fffd5df3320) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd5def250, aMayWait=true, aResult=aResult at entry=0x7fffd52fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd7b8cd30, aMayWait=true, aEvent=0x7fffd52fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd7b8ccd0, aMayWait=<optimized out>, aResult=0x7fffd52fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd7b8ccd0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd5df2640, aDelegate=0x7fffd9e0f780) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd9e0f780) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd9e0f780) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd7b8ccd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffd52ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7fffd7cb4700 (LWP 11563)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd62333f4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd622eed0, cond=0x7fffd62333c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd62333c8, mutex=0x7fffd622eed0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe9b7f404 in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6bb7588, aInterval=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe9b7f404 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7ffff6bb7580) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffe9b7f404 in mozilla::MonitorAutoLock::Wait(unsigned int) (this=this at entry=0x7fffd7cb3e68, aInterval=aInterval at entry=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:88
#7  0x00007fffe9ba0849 in mozilla::net::CacheIOThread::ThreadFunc() (this=this at entry=0x7ffff6bb7570) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/cache2/CacheIOThread.cpp:505
#8  0x00007fffe9ba08cd in mozilla::net::CacheIOThread::ThreadFunc(void*) (aClosure=0x7ffff6bb7570) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/cache2/CacheIOThread.cpp:434
#9  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#10 0x00007ffff7bc151a in start_thread (arg=0x7fffd7cb4700) at pthread_create.c:465
#11 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7fffd907b700 (LWP 11558)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd9e0a1b4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe56d6320, cond=0x7fffd9e0a188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd9e0a188, mutex=0x7fffe56d6320) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e8613 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffe99e8613 in mozilla::MonitorAutoLock::Wait(unsigned int) (aInterval=4294967295, this=0x7fffd907ae78) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:88
#7  0x00007fffe99e8613 in mozilla::BackgroundHangManager::RunMonitorThread() (this=0x7fffd9c9d5c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/BackgroundHangMonitor.cpp:278
#8  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffd907b700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7fffd987c700 (LWP 11557)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd9e0a0f0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe56d6270, cond=0x7fffd9e0a0c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd9e0a0c8, mutex=0x7fffe56d6270) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e29e6 in mozilla::Monitor::Wait(unsigned int) (aInterval=<optimized out>, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffe99e29e6 in mozilla::MonitorAutoLock::Wait(unsigned int) (aInterval=<optimized out>, this=0x7fffd987be90) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:88
#7  0x00007fffe99e29e6 in mozilla::HangMonitor::ThreadMain(void*) () at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/HangMonitor.cpp:287
#8  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffd987c700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7fffda94f700 (LWP 11556)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe32551e8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffda94f700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7fffdb150700 (LWP 11555)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3254d10) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdb150700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fffdb951700 (LWP 11554)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3254838) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdb951700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7fffdc152700 (LWP 11553)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3254360) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d320) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d320) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdc152700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fffdc953700 (LWP 11552)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3253e88) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d310) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d310) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdc953700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fffdd154700 (LWP 11551)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe32539b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d300) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d300) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdd154700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fffdd955700 (LWP 11550)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1ec) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe32534d8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d2f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d2f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdd955700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fffde156700 (LWP 11549)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3253000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d2e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d2e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffde156700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fffde957700 (LWP 11548)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffde956e10, expected=0, futex_word=0x7fffe32aad30) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffde956e10, mutex=0x7fffe562ad40, cond=0x7fffe32aad08) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe32aad08, mutex=0x7fffe562ad40, abstime=0x7fffde956e10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe9ed5d7b in Watchdog::Sleep(unsigned int) (this=0x7fffe34f3fd0, timeout=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/xpconnect/src/XPCJSContext.cpp:996
#6  0x00007fffe9ed5d7b in WatchdogMain(void*) (arg=0x7fffe34f3fd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/xpconnect/src/XPCJSContext.cpp:1189
#7  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#8  0x00007ffff7bc151a in start_thread (arg=0x7fffde957700) at pthread_create.c:465
#9  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fffdf158700 (LWP 11547)):
#0  0x00007ffff7bcb31a in __libc_send (fd=63, buf=0x7fffb39de000, len=31, flags=0) at ../sysdeps/unix/sysv/linux/send.c:28
#1  0x00007fffe89eeb48 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#2  0x00007fffe8796bea in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#3  0x00007fffe8787a6e in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#4  0x00007fffe8787f66 in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#5  0x00007fffe879c3c1 in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#6  0x00007fffeb2c6b10 in nsNSSSocketInfo::CloseSocketAndDestroy(nsNSSShutDownPreventionLock const&) (this=0x7fff98cddf00) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/security/manager/ssl/nsNSSIOLayer.cpp:973
#7  0x00007fffeb2c6bb4 in nsSSLIOLayerClose(PRFileDesc*) (fd=0x7fff992d5ca0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/security/manager/ssl/nsNSSIOLayer.cpp:952
#8  0x00007fffe9a6f9c3 in mozilla::net::nsSocketTransport::CloseSocket(PRFileDesc*, bool) (aFd=<optimized out>, aTelemetryEnabled=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransport2.cpp:3200
#9  0x00007fffe9a7085f in mozilla::net::nsSocketTransport::ReleaseFD_Locked(PRFileDesc*) (this=0x7fff99990800, fd=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransport2.cpp:1832
#10 0x00007fffe9a70f54 in mozilla::net::nsSocketTransport::OnSocketDetached(PRFileDesc*) (this=0x7fff99990800, fd=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransport2.cpp:2138
#11 0x00007fffe9a69452 in mozilla::net::nsSocketTransportService::DetachSocket(mozilla::net::nsSocketTransportService::SocketContext*, mozilla::net::nsSocketTransportService::SocketContext*) (this=this at entry=0x7fffe56c1560, listHead=0x7fffe3460000, sock=0x7fffe3460060) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransportService2.cpp:240
#12 0x00007fffe9a705b6 in mozilla::net::nsSocketTransportService::DoPollIteration(mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>*) (this=this at entry=0x7fffe56c1560, pollDuration=pollDuration at entry=0x7fffdf157cc8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransportService2.cpp:1161
#13 0x00007fffe9a71b61 in mozilla::net::nsSocketTransportService::Run() (this=0x7fffe56c1560) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransportService2.cpp:903
#14 0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b758b0, aMayWait=<optimized out>, aResult=0x7fffdf157dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#15 0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b758b0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#16 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffe3247940, aDelegate=0x7ffff6b8c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#17 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7ffff6b8c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#18 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7ffff6b8c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#19 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7ffff6b758b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#20 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#21 0x00007ffff7bc151a in start_thread (arg=0x7fffdf158700) at pthread_create.c:465
#22 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fffdf959700 (LWP 11546)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=fds at entry=0x7fffdf958ce8, nfds=nfds at entry=2, timeout=timeout at entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffe9c515bc in poll (__timeout=-1, __nfds=2, __fds=0x7fffdf958ce8) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  0x00007fffe9c515bc in nsNotifyAddrListener::Run() (this=0x7fffe567bd80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/system/linux/nsNotifyAddrListener_Linux.cpp:403
#3  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b757a0, aMayWait=<optimized out>, aResult=0x7fffdf958dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#4  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b757a0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#5  0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffe3247780, aDelegate=0x7ffff6b8c340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#6  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7ffff6b8c340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#7  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7ffff6b8c340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#8  0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7ffff6b757a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#9  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#10 0x00007ffff7bc151a in start_thread (arg=0x7fffdf959700) at pthread_create.c:465
#11 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fffe015a700 (LWP 11545)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffe0159c30, expected=0, futex_word=0x7fffe564eef0) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffe0159c30, mutex=0x7fffe34527f0, cond=0x7fffe564eec8) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe564eec8, mutex=0x7fffe34527f0, abstime=0x7fffe0159c30) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=20, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ec77b in mozilla::Monitor::Wait(unsigned int) (aInterval=20, this=0x7fffe56e8218) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#7  0x00007fffe99ec77b in TimerThread::Run() (this=0x7fffe56e81f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/TimerThread.cpp:554
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b75580, aMayWait=<optimized out>, aResult=0x7fffe0159dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b75580, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffe32472c0, aDelegate=0x7ffff6b8bfe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7ffff6b8bfe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7ffff6b8bfe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7ffff6b75580) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffe015a700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fffe29c1700 (LWP 11544)):
#0  0x00007ffff6e14556 in __GI_epoll_pwait (epfd=12, events=0x7ffff6b17300, maxevents=32, timeout=-1, set=0x0) at ../sysdeps/unix/sysv/linux/epoll_pwait.c:42
#1  0x00007fffe782e408 in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#2  0x00007fffe7824329 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007fffe9cb2781 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) (this=0x7fffe564ee00, delegate=0x7fffe29c0d18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_libevent.cc:380
#4  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffe29c0d18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#5  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffe29c0d18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#6  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffe56e81a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#7  0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#8  0x00007ffff7bc151a in start_thread (arg=0x7fffe29c1700) at pthread_create.c:465
#9  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fffe3d0c700 (LWP 11543)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=0x7fffe56399d0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff1dd2119 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff1dd24b2 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff23bbad6 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007ffff1df95f5 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff7bc151a in start_thread (arg=0x7fffe3d0c700) at pthread_create.c:465
#6  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fffe5fe9700 (LWP 11542)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=0x7fffd1fcba00, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff1dd2119 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff1dd222c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff1dd2271 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffff1df95f5 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff7bc151a in start_thread (arg=0x7fffe5fe9700) at pthread_create.c:465
#6  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7ffff7fc0740 (LWP 11536)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=0x7fffcc6c1d60, nfds=5, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffead5e9fc in PollWrapper(GPollFD*, guint, gint) (ufds=0x7fffcc6c1d60, nfsd=5, timeout_=-1) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/gtk/nsAppShell.cpp:42
#2  0x00007ffff1dd2119 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff1dd222c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fffead5ea6b in nsAppShell::ProcessNextNativeEvent(bool) (this=<optimized out>, mayWait=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/gtk/nsAppShell.cpp:270
#5  0x00007fffead466fb in nsBaseAppShell::DoProcessNextNativeEvent(bool) (this=this at entry=0x7fffd85210e0, mayWait=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/nsBaseAppShell.cpp:138
#6  0x00007fffead4683e in nsBaseAppShell::OnProcessNextEvent(nsIThreadInternal*, bool) (this=0x7fffd85210e0, thr=0x7ffff6b75360, mayWait=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/nsBaseAppShell.cpp:289
#7  0x00007fffe99e9359 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b75360, aMayWait=<optimized out>, aResult=0x7fffffffd117) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1189
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b75360, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc4f02 in mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) (this=0x7fffe564ed00, aDelegate=0x7ffff6b8aba0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:124
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffead448e0 in nsBaseAppShell::Run() (this=0x7fffd85210e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/nsBaseAppShell.cpp:156
#13 0x00007fffeb37cb58 in nsAppStartup::Run() (this=0x7fffd8511060) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/components/startup/nsAppStartup.cpp:283
#14 0x00007fffeb3cd7ce in XREMain::XRE_mainRun() (this=this at entry=0x7fffffffd3c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/xre/nsAppRunner.cpp:4488
#15 0x00007fffeb3cdaad in XREMain::XRE_main(int, char**, nsXREAppData const*) (this=this at entry=0x7fffffffd3c0, argc=argc at entry=1, argv=argv at entry=0x7fffffffe7d8, aAppData=aAppData at entry=0x7fffffffd5f8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/xre/nsAppRunner.cpp:4621
#16 0x00007fffeb3cdd24 in XRE_main(int, char**, nsXREAppData const*, uint32_t) (argc=1, argv=0x7fffffffe7d8, aAppData=0x7fffffffd5f8, aFlags=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/xre/nsAppRunner.cpp:4712
#17 0x0000555555559741 in do_main(int, char**, char**, nsIFile*) (argc=1, argv=0x7fffffffe7d8, envp=<optimized out>, xreDirectory=0x7ffff6b6f9c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/browser/app/nsBrowserApp.cpp:282
#18 0x0000555555558c36 in main(int, char**, char**) (argc=1, argv=0x7fffffffe7d8, envp=0x7fffffffe7e8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/browser/app/nsBrowserApp.cpp:415

Thread 82 (Thread 0x7fff94aff700 (LWP 11675)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fff971c93f4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fff99a9c270, cond=0x7fff971c93c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fff971c93c8, mutex=0x7fff99a9c270) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fff98cd8340, aMayWait=true, aResult=aResult at entry=0x7fff94afed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fff9b3f9b30, aMayWait=true, aEvent=0x7fff94afed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fff9b3f9ad0, aMayWait=<optimized out>, aResult=0x7fff94afedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fff9b3f9ad0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fff971c96c0, aDelegate=0x7fff9a1c3330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fff9a1c3330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fff9a1c3330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fff9b3f9ad0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fff94aff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 81 (Thread 0x7fff954fe700 (LWP 11673)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fff954fdc10, expected=0, futex_word=0x7fffe3247eb4) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fff954fdc10, mutex=0x7fffe562a030, cond=0x7fffe3247e88) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe3247e88, mutex=0x7fffe562a030, abstime=0x7fff954fdc10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99ef0c6 in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6b50268, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ef0c6 in nsEventQueue::Wait(unsigned int) (this=0x7ffff6b50278, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.h:114
#7  0x00007fffe99ef0c6 in nsThreadPool::Run() (this=0x7ffff6b50240) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThreadPool.cpp:216
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fff9b3f87b0, aMayWait=<optimized out>, aResult=0x7fff954fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fff9b3f87b0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffab613d40, aDelegate=0x7fffae549d50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffae549d50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffae549d50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fff9b3f87b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fff954fe700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 80 (Thread 0x7fff95cff700 (LWP 11672)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fff95cfec10, expected=0, futex_word=0x7fffe3247eb4) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fff95cfec10, mutex=0x7fffe562a030, cond=0x7fffe3247e88) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe3247e88, mutex=0x7fffe562a030, abstime=0x7fff95cfec10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99ef0c6 in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6b50268, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ef0c6 in nsEventQueue::Wait(unsigned int) (this=0x7ffff6b50278, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.h:114
#7  0x00007fffe99ef0c6 in nsThreadPool::Run() (this=0x7ffff6b50240) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThreadPool.cpp:216
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fff9b3f9cf0, aMayWait=<optimized out>, aResult=0x7fff95cfedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fff9b3f9cf0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffab613b40, aDelegate=0x7fffae549ba0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffae549ba0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffae549ba0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fff9b3f9cf0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fff95cff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 79 (Thread 0x7fff987fe700 (LWP 11666)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fff987fdc10, expected=0, futex_word=0x7fffe3247eb4) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fff987fdc10, mutex=0x7fffe562a030, cond=0x7fffe3247e88) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe3247e88, mutex=0x7fffe562a030, abstime=0x7fff987fdc10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99ef0c6 in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6b50268, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ef0c6 in nsEventQueue::Wait(unsigned int) (this=0x7ffff6b50278, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.h:114
#7  0x00007fffe99ef0c6 in nsThreadPool::Run() (this=0x7ffff6b50240) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThreadPool.cpp:216
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffb5e7f6a0, aMayWait=<optimized out>, aResult=0x7fff987fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffb5e7f6a0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffadb731c0, aDelegate=0x7fffb5ee3410) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffb5ee3410) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffb5ee3410) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffb5e7f6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fff987fe700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 78 (Thread 0x7fffc89ff700 (LWP 11640)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc89febf8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc89feba8, cond=0x7fffc89febd0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=cond at entry=0x7fffc89febd0, mutex=0x7fffc89feba8) at pthread_cond_wait.c:655
#3  0x00007fffe9cb2c7f in ConditionVariable::Wait() (this=this at entry=0x7fffc89febd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/condition_variable_posix.cc:43
#4  0x00007fffe9cbd110 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffab113118, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:197
#5  0x00007fffe9cbd1a6 in base::WaitableEvent::Wait() (this=this at entry=0x7fffab113118) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:203
#6  0x00007fffe9cb4597 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7fffab113100, delegate=0x7fffc89fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_default.cc:62
#7  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc89fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#8  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc89fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#9  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffae35e790) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#10 0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#11 0x00007ffff7bc151a in start_thread (arg=0x7fffc89ff700) at pthread_create.c:465
#12 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 77 (Thread 0x7fffb59fb700 (LWP 11638)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=fds at entry=0x7fffb59faeb8, nfds=nfds at entry=2, timeout=timeout at entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffeb3e28c1 in poll (__timeout=-1, __nfds=2, __fds=0x7fffb59faeb8) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  0x00007fffeb3e28c1 in google_breakpad::CrashGenerationServer::Run() (this=0x7fffadbca890) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/crashreporter/google-breakpad/src/client/linux/crash_generation/crash_generation_server.cc:172
#3  0x00007fffeb3e2925 in google_breakpad::CrashGenerationServer::ThreadMain(void*) (arg=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/crashreporter/google-breakpad/src/client/linux/crash_generation/crash_generation_server.cc:329
#4  0x00007ffff7bc151a in start_thread (arg=0x7fffb59fb700) at pthread_create.c:465
#5  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 75 (Thread 0x7fffb95ff700 (LWP 11636)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffb95fec10, expected=0, futex_word=0x7fffd3d59270) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffb95fec10, mutex=0x7fffd3d269d0, cond=0x7fffd3d59248) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffd3d59248, mutex=0x7fffd3d269d0, abstime=0x7fffb95fec10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99ef0c6 in mozilla::CondVar::Wait(unsigned int) (this=0x7fffd417f9e8, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ef0c6 in nsEventQueue::Wait(unsigned int) (this=0x7fffd417f9f8, aInterval=30000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.h:114
#7  0x00007fffe99ef0c6 in nsThreadPool::Run() (this=0x7fffd417f9c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThreadPool.cpp:216
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffa6bd3de0, aMayWait=<optimized out>, aResult=0x7fffb95fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffa6bd3de0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffab2b3fc0, aDelegate=0x7fffb5ee2840) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffb5ee2840) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffb5ee2840) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffa6bd3de0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffb95ff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 74 (Thread 0x7fff989ff700 (LWP 11635)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffab04d230) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffae1eecc0, cond=0x7fffab04d208) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffab04d208, mutex=0x7fffae1eecc0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffeac395cf in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::WaitForWorkerEvents(unsigned int) (aInterval=4294967295, this=0x7fffab746000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:5124
#6  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::DoRunLoop(JSContext*) (this=0x7fffab746000, aCx=aCx at entry=0x7fffab09c000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:4662
#7  0x00007fffeac0ea78 in (anonymous namespace)::WorkerThreadPrimaryRunnable::Run() (this=0x7fffab121490) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/RuntimeService.cpp:2889
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fff9b5b8900, aMayWait=<optimized out>, aResult=0x7fff989fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fff9b5b8900, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffab04d440, aDelegate=0x7fffab342940) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffab342940) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffab342940) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fff9b5b8900) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fff989ff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 70 (Thread 0x7fffba3ff700 (LWP 11621)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc20d4430) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffbccb4920, cond=0x7fffc20d4408) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc20d4408, mutex=0x7fffbccb4920) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffbade4640, aMayWait=true, aResult=aResult at entry=0x7fffba3fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffba4bce40, aMayWait=true, aEvent=0x7fffba3fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffba4bcde0, aMayWait=<optimized out>, aResult=0x7fffba3fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffba4bcde0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc20d4540, aDelegate=0x7fffbafb14f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffbafb14f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffbafb14f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffba4bcde0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffba3ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 66 (Thread 0x7fffb82ff700 (LWP 11612)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffb82fed60, expected=0, futex_word=0x7fffd62333b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffb82fed60, mutex=0x7fffd622ee20, cond=0x7fffd6233388) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffd6233388, mutex=0x7fffd622ee20, abstime=0x7fffb82fed60) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe9a8ba3d in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6bb6140, aInterval=300000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe9a8ba3d in nsHostResolver::GetHostToLookup(nsHostRecord**) (this=this at entry=0x7ffff6bb6120, result=result at entry=0x7fffb82fee50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/dns/nsHostResolver.cpp:1164
#7  0x00007fffe9a8da31 in nsHostResolver::ThreadFunc(void*) (arg=0x7ffff6bb6120) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/dns/nsHostResolver.cpp:1450
#8  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffb82ff700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 65 (Thread 0x7fffbdefe700 (LWP 11611)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffb735b4f4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffba66e500, cond=0x7fffb735b4c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffb735b4c8, mutex=0x7fffba66e500) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffb72a4fa0, aMayWait=true, aResult=aResult at entry=0x7fffbdefdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffb776fb40, aMayWait=true, aEvent=0x7fffbdefdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffb776fae0, aMayWait=<optimized out>, aResult=0x7fffbdefddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffb776fae0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffb735b600, aDelegate=0x7fffb75b7330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffb75b7330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffb75b7330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffb776fae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffbdefe700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 58 (Thread 0x7fffbb8ff700 (LWP 11604)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc1f42c70) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc282cab0, cond=0x7fffc1f42c48) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc1f42c48, mutex=0x7fffc282cab0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffeac395cf in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::WaitForWorkerEvents(unsigned int) (aInterval=4294967295, this=0x7fffc3380000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:5124
#6  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::DoRunLoop(JSContext*) (this=0x7fffc3380000, aCx=aCx at entry=0x7fffc2102000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:4662
#7  0x00007fffeac0ea78 in (anonymous namespace)::WorkerThreadPrimaryRunnable::Run() (this=0x7fffc28490d0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/RuntimeService.cpp:2889
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc084bd00, aMayWait=<optimized out>, aResult=0x7fffbb8fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc084bd00, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc1f42ec0, aDelegate=0x7fffc0a8dc80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc0a8dc80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc0a8dc80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc084bd00) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffbb8ff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 54 (Thread 0x7fffbe6ff700 (LWP 11600)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc4d1d1b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc0a2cc10, cond=0x7fffc4d1d188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc4d1d188, mutex=0x7fffc0a2cc10) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc0892640, aMayWait=true, aResult=aResult at entry=0x7fffbe6fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc080cf80, aMayWait=true, aEvent=0x7fffbe6fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc080cf20, aMayWait=<optimized out>, aResult=0x7fffbe6fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc080cf20, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc4d1d2c0, aDelegate=0x7fffc0846270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc0846270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc0846270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc080cf20) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffbe6ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 53 (Thread 0x7fffbf0fe700 (LWP 11599)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffcc3963b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc0b79740, cond=0x7fffcc396388) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffcc396388, mutex=0x7fffc0b79740) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc0b81220, aMayWait=true, aResult=aResult at entry=0x7fffbf0fdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc080e190, aMayWait=true, aEvent=0x7fffbf0fdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc080e130, aMayWait=<optimized out>, aResult=0x7fffbf0fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc080e130, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd3642780, aDelegate=0x7fffc0845d60) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc0845d60) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc0845d60) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc080e130) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffbf0fe700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 52 (Thread 0x7fffbf8ff700 (LWP 11598)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc2506db4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc0875d70, cond=0x7fffc2506d88) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc2506d88, mutex=0x7fffc0875d70) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc9aa84c0, aMayWait=true, aResult=aResult at entry=0x7fffbf8fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc080cb40, aMayWait=true, aEvent=0x7fffbf8fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc080cae0, aMayWait=<optimized out>, aResult=0x7fffbf8fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc080cae0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd411e880, aDelegate=0x7fffc0844fe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc0844fe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc0844fe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc080cae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffbf8ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 51 (Thread 0x7fffc06ff700 (LWP 11597)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc0820c34) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc081c8a0, cond=0x7fffc0820c08) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc0820c08, mutex=0x7fffc081c8a0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc0819f40, aMayWait=true, aResult=aResult at entry=0x7fffc06fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc080c700, aMayWait=true, aEvent=0x7fffc06fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc080c6a0, aMayWait=<optimized out>, aResult=0x7fffc06fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc080c6a0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc08600c0, aDelegate=0x7fffc08434e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc08434e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc08434e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc080c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffc06ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 50 (Thread 0x7fffc16ff700 (LWP 11596)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc28ce170) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc78e1500, cond=0x7fffc28ce148) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc28ce148, mutex=0x7fffc78e1500) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc28f69d0, aMayWait=true, aResult=aResult at entry=0x7fffc16fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc9991f60, aMayWait=true, aEvent=0x7fffc16fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc9991f00, aMayWait=<optimized out>, aResult=0x7fffc16fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc9991f00, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc28ce280, aDelegate=0x7fffc34cd6b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc34cd6b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc34cd6b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc9991f00) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffc16ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 49 (Thread 0x7fffc31ff700 (LWP 11595)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc31febf8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc31feba8, cond=0x7fffc31febd0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=cond at entry=0x7fffc31febd0, mutex=0x7fffc31feba8) at pthread_cond_wait.c:655
#3  0x00007fffe9cb2c7f in ConditionVariable::Wait() (this=this at entry=0x7fffc31febd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/condition_variable_posix.cc:43
#4  0x00007fffe9cbd110 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffc37bbf58, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:197
#5  0x00007fffe9cbd1a6 in base::WaitableEvent::Wait() (this=this at entry=0x7fffc37bbf58) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:203
#6  0x00007fffe9cb4597 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7fffc37bbf40, delegate=0x7fffc31fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_default.cc:62
#7  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffc31fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#8  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffc31fed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#9  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffc3338c40) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#10 0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#11 0x00007ffff7bc151a in start_thread (arg=0x7fffc31ff700) at pthread_create.c:465
#12 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 48 (Thread 0x7fffc44f2700 (LWP 11594)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffc44f1d60, expected=0, futex_word=0x7fffd62333b4) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffc44f1d60, mutex=0x7fffd622ee20, cond=0x7fffd6233388) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffd6233388, mutex=0x7fffd622ee20, abstime=0x7fffc44f1d60) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe9a8ba3d in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6bb6140, aInterval=300000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe9a8ba3d in nsHostResolver::GetHostToLookup(nsHostRecord**) (this=this at entry=0x7ffff6bb6120, result=result at entry=0x7fffc44f1e50) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/dns/nsHostResolver.cpp:1164
#7  0x00007fffe9a8da31 in nsHostResolver::ThreadFunc(void*) (arg=0x7ffff6bb6120) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/dns/nsHostResolver.cpp:1450
#8  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffc44f2700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 47 (Thread 0x7fffc95fd700 (LWP 11593)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc4dd88b4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc4daaf50, cond=0x7fffc4dd8888) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc4dd8888, mutex=0x7fffc4daaf50) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc4dd7100, aMayWait=true, aResult=aResult at entry=0x7fffc95fcd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc9992f50, aMayWait=true, aEvent=0x7fffc95fcd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc9992ef0, aMayWait=<optimized out>, aResult=0x7fffc95fcdd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc9992ef0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc4dd8a00, aDelegate=0x7fffca33f350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffca33f350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffca33f350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc9992ef0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffc95fd700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 46 (Thread 0x7fffcd9fd700 (LWP 11592)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc4dc2e70) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc4daac90, cond=0x7fffc4dc2e48) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc4dc2e48, mutex=0x7fffc4daac90) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc4dd7190, aMayWait=true, aResult=aResult at entry=0x7fffcd9fcd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffc9992e40, aMayWait=true, aEvent=0x7fffcd9fcd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc9992de0, aMayWait=<optimized out>, aResult=0x7fffcd9fcdd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc9992de0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc4dd8780, aDelegate=0x7fffca33f1a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffca33f1a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffca33f1a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc9992de0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffcd9fd700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 45 (Thread 0x7fffcd1fc700 (LWP 11591)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=0x7fffc9a40898, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff1dd2119 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff1dd222c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fffc44fa42d in  () at /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#4  0x00007ffff1df95f5 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff7bc151a in start_thread (arg=0x7fffcd1fc700) at pthread_create.c:465
#6  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 44 (Thread 0x7fffd4256700 (LWP 11590)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd26498f0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc9a757c0, cond=0x7fffd26498c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd26498c8, mutex=0x7fffc9a757c0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffeaaea775 in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffeaaf3a4f in mozilla::Monitor::Wait(unsigned int) (aInterval=<optimized out>, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffeaaf3a4f in mozilla::MonitorAutoLock::Wait(unsigned int) (aInterval=<optimized out>, this=0x7fffd4255e58) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:88
#7  0x00007fffeaaf3a4f in mozilla::dom::DOMStorageDBThread::ThreadFunc() (this=this at entry=0x7fffc5815ac0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/storage/DOMStorageDBThread.cpp:408
#8  0x00007fffeaaf3ae1 in mozilla::dom::DOMStorageDBThread::ThreadFunc(void*) (aArg=0x7fffc5815ac0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/storage/DOMStorageDBThread.cpp:344
#9  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#10 0x00007ffff7bc151a in start_thread (arg=0x7fffd4256700) at pthread_create.c:465
#11 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 43 (Thread 0x7fffce1fe700 (LWP 11589)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffca1ed570) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffca1cc7f0, cond=0x7fffca1ed548) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffca1ed548, mutex=0x7fffca1cc7f0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffca1eb280, aMayWait=true, aResult=aResult at entry=0x7fffce1fdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffca5732a0, aMayWait=true, aEvent=0x7fffce1fdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffca573240, aMayWait=<optimized out>, aResult=0x7fffce1fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffca573240, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffca1ed6c0, aDelegate=0x7fffca33c770) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffca33c770) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffca33c770) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffca573240) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffce1fe700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 42 (Thread 0x7fffc6cff700 (LWP 11588)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffc76d3570) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffc8a82190, cond=0x7fffc76d3548) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffc76d3548, mutex=0x7fffc8a82190) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffeac395cf in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::WaitForWorkerEvents(unsigned int) (aInterval=4294967295, this=0x7fffca857000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:5124
#6  0x00007fffeac4465f in mozilla::dom::workers::WorkerPrivate::DoRunLoop(JSContext*) (this=0x7fffca857000, aCx=aCx at entry=0x7fffd36d5000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/WorkerPrivate.cpp:4662
#7  0x00007fffeac0ea78 in (anonymous namespace)::WorkerThreadPrimaryRunnable::Run() (this=0x7fffc7db4070) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/dom/workers/RuntimeService.cpp:2889
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffc769f680, aMayWait=<optimized out>, aResult=0x7fffc6cfedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffc769f680, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffc76d3900, aDelegate=0x7fffcc35f430) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffcc35f430) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffcc35f430) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffc769f680) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffc6cff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 37 (Thread 0x7fffcb20e700 (LWP 11583)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffcc477570) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffcbccc190, cond=0x7fffcc477548) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffcc477548, mutex=0x7fffcbccc190) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffcbce0640, aMayWait=true, aResult=aResult at entry=0x7fffcb20dd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffcc3c1a20, aMayWait=true, aEvent=0x7fffcb20dd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffcc3c19c0, aMayWait=<optimized out>, aResult=0x7fffcb20ddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffcc3c19c0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffcc477680, aDelegate=0x7fffcc6cc850) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffcc6cc850) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffcc6cc850) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffcc3c19c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffcb20e700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 36 (Thread 0x7fffcba0f700 (LWP 11582)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffcc4773b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffcbccbed0, cond=0x7fffcc477388) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffcc477388, mutex=0x7fffcbccbed0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffcbce05b0, aMayWait=true, aResult=aResult at entry=0x7fffcba0ed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffcc3c1910, aMayWait=true, aEvent=0x7fffcba0ed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffcc3c18b0, aMayWait=<optimized out>, aResult=0x7fffcba0edd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffcc3c18b0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffcc4774c0, aDelegate=0x7fffcc6cc4f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffcc6cc4f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffcc6cc4f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffcc3c18b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffcba0f700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 31 (Thread 0x7fffcf4fc700 (LWP 11577)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd1fe4674) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd1fb7ab0, cond=0x7fffd1fe4648) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd1fe4648, mutex=0x7fffd1fb7ab0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd1fa1ac0, aMayWait=true, aResult=aResult at entry=0x7fffcf4fbd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd2ae0900, aMayWait=true, aEvent=0x7fffcf4fbd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2ae08a0, aMayWait=<optimized out>, aResult=0x7fffcf4fbdd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2ae08a0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd1fe4780, aDelegate=0x7fffd3285930) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd3285930) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd3285930) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2ae08a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffcf4fc700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 30 (Thread 0x7fffcfcfd700 (LWP 11576)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd1fe41b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd1fb75e0, cond=0x7fffd1fe4188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd1fe4188, mutex=0x7fffd1fb75e0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffea1df0a7 in mozilla::CondVar::Wait(unsigned int) (this=0x7fffd1fe4158, aInterval=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffea1df0a7 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7fffd1fe4150) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffea1df0a7 in mozilla::image::DecodePoolImpl::PopWork() (this=0x7fffd1fe4140) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:133
#7  0x00007fffea1df0a7 in mozilla::image::DecodePoolWorker::Run() (this=0x7fffd1fed760) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:174
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2ae0790, aMayWait=<optimized out>, aResult=0x7fffcfcfcdd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2ae0790, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd1fe4600, aDelegate=0x7fffd32855d0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd32855d0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd32855d0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2ae0790) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffcfcfd700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 29 (Thread 0x7fffd04fe700 (LWP 11575)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd1fe41b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd1fb75e0, cond=0x7fffd1fe4188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd1fe4188, mutex=0x7fffd1fb75e0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffea1df0a7 in mozilla::CondVar::Wait(unsigned int) (this=0x7fffd1fe4158, aInterval=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffea1df0a7 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7fffd1fe4150) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffea1df0a7 in mozilla::image::DecodePoolImpl::PopWork() (this=0x7fffd1fe4140) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:133
#7  0x00007fffea1df0a7 in mozilla::image::DecodePoolWorker::Run() (this=0x7fffd1fed6c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:174
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2ae0680, aMayWait=<optimized out>, aResult=0x7fffd04fddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2ae0680, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd1fe4480, aDelegate=0x7fffd3285270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd3285270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd3285270) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2ae0680) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffd04fe700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 28 (Thread 0x7fffd0cff700 (LWP 11574)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd1fe41b0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd1fb75e0, cond=0x7fffd1fe4188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd1fe4188, mutex=0x7fffd1fb75e0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffea1df0a7 in mozilla::CondVar::Wait(unsigned int) (this=0x7fffd1fe4158, aInterval=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffea1df0a7 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7fffd1fe4150) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffea1df0a7 in mozilla::image::DecodePoolImpl::PopWork() (this=0x7fffd1fe4140) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:133
#7  0x00007fffea1df0a7 in mozilla::image::DecodePoolWorker::Run() (this=0x7fffd1fed6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/image/DecodePool.cpp:174
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2ae0570, aMayWait=<optimized out>, aResult=0x7fffd0cfedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2ae0570, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd1fe4300, aDelegate=0x7fffd3284f10) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd3284f10) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd3284f10) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2ae0570) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffd0cff700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 27 (Thread 0x7fffd16fe700 (LWP 11573)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd16fdbf8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd16fdba8, cond=0x7fffd16fdbd0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=cond at entry=0x7fffd16fdbd0, mutex=0x7fffd16fdba8) at pthread_cond_wait.c:655
#3  0x00007fffe9cb2c7f in ConditionVariable::Wait() (this=this at entry=0x7fffd16fdbd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/condition_variable_posix.cc:43
#4  0x00007fffe9cbd110 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffd1fa1778, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:197
#5  0x00007fffe9cbd1a6 in base::WaitableEvent::Wait() (this=this at entry=0x7fffd1fa1778) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:203
#6  0x00007fffe9cb4597 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7fffd1fa1760, delegate=0x7fffd16fdd18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_default.cc:62
#7  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd16fdd18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#8  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd16fdd18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#9  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffd1f11fb0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#10 0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#11 0x00007ffff7bc151a in start_thread (arg=0x7fffd16fe700) at pthread_create.c:465
#12 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 26 (Thread 0x7fffd1eff700 (LWP 11572)):
#0  0x00007ffff7bc7b0c in futex_reltimed_wait_cancelable (private=<optimized out>, reltime=0x7fffd1efea90, expected=0, futex_word=0x7fffd1efec18) at ../sysdeps/unix/sysv/linux/futex-internal.h:142
#1  0x00007ffff7bc7b0c in __pthread_cond_wait_common (abstime=0x7fffd1efeb48, mutex=0x7fffd1efebc8, cond=0x7fffd1efebf0) at pthread_cond_wait.c:533
#2  0x00007ffff7bc7b0c in __pthread_cond_timedwait (cond=cond at entry=0x7fffd1efebf0, mutex=0x7fffd1efebc8, abstime=abstime at entry=0x7fffd1efeb48) at pthread_cond_wait.c:667
#3  0x00007fffe9cb2cfc in ConditionVariable::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffd1efebf0, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/condition_variable_posix.cc:76
#4  0x00007fffe9cbd106 in base::WaitableEvent::TimedWait(base::TimeDelta const&) (this=this at entry=0x7fffd1fa16e8, max_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/waitable_event_posix.cc:195
#5  0x00007fffe9cb45e2 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) (this=0x7fffd1fa16d0, delegate=0x7fffd1efed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_default.cc:72
#6  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd1efed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#7  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd1efed18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#8  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffd1f11f60) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#9  0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#10 0x00007ffff7bc151a in start_thread (arg=0x7fffd1eff700) at pthread_create.c:465
#11 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 25 (Thread 0x7fffd84b5700 (LWP 11571)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd263fc30) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd2620b60, cond=0x7fffd263fc08) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd263fc08, mutex=0x7fffd2620b60) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd2646460, aMayWait=true, aResult=aResult at entry=0x7fffd84b4d48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd2adef80, aMayWait=true, aEvent=0x7fffd84b4d48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd2adef20, aMayWait=<optimized out>, aResult=0x7fffd84b4dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd2adef20, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd263fd40, aDelegate=0x7fffd3283c80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd3283c80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd3283c80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd2adef20) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffd84b5700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 23 (Thread 0x7fffd4afe700 (LWP 11568)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd5df2734) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd5df33d0, cond=0x7fffd5df2708) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd5df2708, mutex=0x7fffd5df33d0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd5def2e0, aMayWait=true, aResult=aResult at entry=0x7fffd4afdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd7b8ce40, aMayWait=true, aEvent=0x7fffd4afdd48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd7b8cde0, aMayWait=<optimized out>, aResult=0x7fffd4afddd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd7b8cde0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd5dfd340, aDelegate=0x7fffd9e0fae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd9e0fae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd9e0fae0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd7b8cde0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffd4afe700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 22 (Thread 0x7fffd52ff700 (LWP 11567)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd5df2534) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd5df3320, cond=0x7fffd5df2508) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd5df2508, mutex=0x7fffd5df3320) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e3c88 in nsEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd5def250, aMayWait=true, aResult=aResult at entry=0x7fffd52fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsEventQueue.cpp:57
#6  0x00007fffe99e4120 in nsThread::nsChainedEventQueue::GetEvent(bool, nsIRunnable**, mozilla::BaseAutoLock<mozilla::Mutex>&) (this=0x7fffd7b8cd30, aMayWait=true, aEvent=0x7fffd52fed48, aProofOfLock=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:789
#7  0x00007fffe99e940f in nsThread::ProcessNextEvent(bool, bool*) (this=0x7fffd7b8ccd0, aMayWait=<optimized out>, aResult=0x7fffd52fedd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1206
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7fffd7b8ccd0, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffd5df2640, aDelegate=0x7fffd9e0f780) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffd9e0f780) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffd9e0f780) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7fffd7b8ccd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#13 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#14 0x00007ffff7bc151a in start_thread (arg=0x7fffd52ff700) at pthread_create.c:465
#15 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 21 (Thread 0x7fffd7cb4700 (LWP 11563)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd62333f4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffd622eed0, cond=0x7fffd62333c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd62333c8, mutex=0x7fffd622eed0) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe9b7f404 in mozilla::CondVar::Wait(unsigned int) (this=0x7ffff6bb7588, aInterval=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe9b7f404 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=0x7ffff6bb7580) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffe9b7f404 in mozilla::MonitorAutoLock::Wait(unsigned int) (this=this at entry=0x7fffd7cb3e68, aInterval=aInterval at entry=4294967295) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:88
#7  0x00007fffe9ba0849 in mozilla::net::CacheIOThread::ThreadFunc() (this=this at entry=0x7ffff6bb7570) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/cache2/CacheIOThread.cpp:505
#8  0x00007fffe9ba08cd in mozilla::net::CacheIOThread::ThreadFunc(void*) (aClosure=0x7ffff6bb7570) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/cache2/CacheIOThread.cpp:434
#9  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#10 0x00007ffff7bc151a in start_thread (arg=0x7fffd7cb4700) at pthread_create.c:465
#11 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 19 (Thread 0x7fffd907b700 (LWP 11558)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd9e0a1b4) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe56d6320, cond=0x7fffd9e0a188) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd9e0a188, mutex=0x7fffe56d6320) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e8613 in mozilla::Monitor::Wait(unsigned int) (aInterval=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffe99e8613 in mozilla::MonitorAutoLock::Wait(unsigned int) (aInterval=4294967295, this=0x7fffd907ae78) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:88
#7  0x00007fffe99e8613 in mozilla::BackgroundHangManager::RunMonitorThread() (this=0x7fffd9c9d5c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/BackgroundHangMonitor.cpp:278
#8  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffd907b700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 18 (Thread 0x7fffd987c700 (LWP 11557)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffd9e0a0f0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe56d6270, cond=0x7fffd9e0a0c8) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffd9e0a0c8, mutex=0x7fffe56d6270) at pthread_cond_wait.c:655
#3  0x00007fffe89ec490 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=4294967295, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#5  0x00007fffe99e29e6 in mozilla::Monitor::Wait(unsigned int) (aInterval=<optimized out>, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#6  0x00007fffe99e29e6 in mozilla::MonitorAutoLock::Wait(unsigned int) (aInterval=<optimized out>, this=0x7fffd987be90) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:88
#7  0x00007fffe99e29e6 in mozilla::HangMonitor::ThreadMain(void*) () at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/HangMonitor.cpp:287
#8  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffd987c700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 17 (Thread 0x7fffda94f700 (LWP 11556)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe32551e8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d350) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffda94f700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 16 (Thread 0x7fffdb150700 (LWP 11555)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3254d10) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdb150700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7fffdb951700 (LWP 11554)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3254838) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d330) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdb951700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7fffdc152700 (LWP 11553)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3254360) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d320) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d320) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdc152700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7fffdc953700 (LWP 11552)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3253e88) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d310) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d310) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdc953700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7fffdd154700 (LWP 11551)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe32539b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d300) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d300) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdd154700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7fffdd955700 (LWP 11550)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1ec) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe32534d8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d2f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d2f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffdd955700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7fffde156700 (LWP 11549)):
#0  0x00007ffff7bc77dd in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fffe34ac1e8) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
#1  0x00007ffff7bc77dd in __pthread_cond_wait_common (abstime=0x0, mutex=0x7fffe564f7c0, cond=0x7fffe34ac1c0) at pthread_cond_wait.c:502
#2  0x00007ffff7bc77dd in __pthread_cond_wait (cond=0x7fffe34ac1c0, mutex=0x7fffe564f7c0) at pthread_cond_wait.c:655
#3  0x00007fffebea8693 in js::ConditionVariable::wait(js::LockGuard<js::Mutex>&) (lock=..., this=0x7fffe34ac1c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:118
#4  0x00007fffebea8693 in js::ConditionVariable::wait_for(js::LockGuard<js::Mutex>&, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator> const&) (this=0x7fffe34ac1c0, lock=..., a_rel_time=...) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/posix/ConditionVariable.cpp:134
#5  0x00007fffebbea77d in js::GlobalHelperThreadState::wait(js::AutoLockHelperThreadState&, js::GlobalHelperThreadState::CondVar, mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>) (timeout=..., which=js::GlobalHelperThreadState::PRODUCER, locked=..., this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:786
#6  0x00007fffebbea77d in js::HelperThread::threadLoop() (this=0x7fffe3253000) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/vm/HelperThreads.cpp:1868
#7  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::callMain<0ul>(mozilla::IndexSequence<0ul>) (this=0x7fffe324d2e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:234
#8  0x00007fffebbd861a in js::detail::ThreadTrampoline<void (&)(void*), js::HelperThread*>::Start(void*) (aPack=0x7fffe324d2e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/src/threading/Thread.h:227
#9  0x00007ffff7bc151a in start_thread (arg=0x7fffde156700) at pthread_create.c:465
#10 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7fffde957700 (LWP 11548)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffde956e10, expected=0, futex_word=0x7fffe32aad30) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffde956e10, mutex=0x7fffe562ad40, cond=0x7fffe32aad08) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe32aad08, mutex=0x7fffe562ad40, abstime=0x7fffde956e10) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe9ed5d7b in Watchdog::Sleep(unsigned int) (this=0x7fffe34f3fd0, timeout=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/xpconnect/src/XPCJSContext.cpp:996
#6  0x00007fffe9ed5d7b in WatchdogMain(void*) (arg=0x7fffe34f3fd0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/js/xpconnect/src/XPCJSContext.cpp:1189
#7  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#8  0x00007ffff7bc151a in start_thread (arg=0x7fffde957700) at pthread_create.c:465
#9  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7fffdf158700 (LWP 11547)):
#0  0x00007ffff7bcb31a in __libc_send (fd=63, buf=0x7fffb39de000, len=31, flags=0) at ../sysdeps/unix/sysv/linux/send.c:28
#1  0x00007fffe89eeb48 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#2  0x00007fffe8796bea in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#3  0x00007fffe8787a6e in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#4  0x00007fffe8787f66 in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#5  0x00007fffe879c3c1 in  () at /usr/lib/x86_64-linux-gnu/libssl3.so
#6  0x00007fffeb2c6b10 in nsNSSSocketInfo::CloseSocketAndDestroy(nsNSSShutDownPreventionLock const&) (this=0x7fff98cddf00) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/security/manager/ssl/nsNSSIOLayer.cpp:973
#7  0x00007fffeb2c6bb4 in nsSSLIOLayerClose(PRFileDesc*) (fd=0x7fff992d5ca0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/security/manager/ssl/nsNSSIOLayer.cpp:952
#8  0x00007fffe9a6f9c3 in mozilla::net::nsSocketTransport::CloseSocket(PRFileDesc*, bool) (aFd=<optimized out>, aTelemetryEnabled=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransport2.cpp:3200
#9  0x00007fffe9a7085f in mozilla::net::nsSocketTransport::ReleaseFD_Locked(PRFileDesc*) (this=0x7fff99990800, fd=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransport2.cpp:1832
#10 0x00007fffe9a70f54 in mozilla::net::nsSocketTransport::OnSocketDetached(PRFileDesc*) (this=0x7fff99990800, fd=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransport2.cpp:2138
#11 0x00007fffe9a69452 in mozilla::net::nsSocketTransportService::DetachSocket(mozilla::net::nsSocketTransportService::SocketContext*, mozilla::net::nsSocketTransportService::SocketContext*) (this=this at entry=0x7fffe56c1560, listHead=0x7fffe3460000, sock=0x7fffe3460060) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransportService2.cpp:240
#12 0x00007fffe9a705b6 in mozilla::net::nsSocketTransportService::DoPollIteration(mozilla::BaseTimeDuration<mozilla::TimeDurationValueCalculator>*) (this=this at entry=0x7fffe56c1560, pollDuration=pollDuration at entry=0x7fffdf157cc8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransportService2.cpp:1161
#13 0x00007fffe9a71b61 in mozilla::net::nsSocketTransportService::Run() (this=0x7fffe56c1560) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/base/nsSocketTransportService2.cpp:903
#14 0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b758b0, aMayWait=<optimized out>, aResult=0x7fffdf157dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#15 0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b758b0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#16 0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffe3247940, aDelegate=0x7ffff6b8c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#17 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7ffff6b8c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#18 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7ffff6b8c6a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#19 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7ffff6b758b0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#20 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#21 0x00007ffff7bc151a in start_thread (arg=0x7fffdf158700) at pthread_create.c:465
#22 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7fffdf959700 (LWP 11546)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=fds at entry=0x7fffdf958ce8, nfds=nfds at entry=2, timeout=timeout at entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffe9c515bc in poll (__timeout=-1, __nfds=2, __fds=0x7fffdf958ce8) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  0x00007fffe9c515bc in nsNotifyAddrListener::Run() (this=0x7fffe567bd80) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/netwerk/system/linux/nsNotifyAddrListener_Linux.cpp:403
#3  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b757a0, aMayWait=<optimized out>, aResult=0x7fffdf958dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#4  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b757a0, aMayWait=aMayWait at entry=false) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#5  0x00007fffe9cc5125 in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffe3247780, aDelegate=0x7ffff6b8c340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:338
#6  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7ffff6b8c340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#7  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7ffff6b8c340) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#8  0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7ffff6b757a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#9  0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#10 0x00007ffff7bc151a in start_thread (arg=0x7fffdf959700) at pthread_create.c:465
#11 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7fffe015a700 (LWP 11545)):
#0  0x00007ffff7bc7b96 in futex_abstimed_wait_cancelable (private=<optimized out>, abstime=0x7fffe0159c30, expected=0, futex_word=0x7fffe564eef0) at ../sysdeps/unix/sysv/linux/futex-internal.h:205
#1  0x00007ffff7bc7b96 in __pthread_cond_wait_common (abstime=0x7fffe0159c30, mutex=0x7fffe34527f0, cond=0x7fffe564eec8) at pthread_cond_wait.c:539
#2  0x00007ffff7bc7b96 in __pthread_cond_timedwait (cond=0x7fffe564eec8, mutex=0x7fffe34527f0, abstime=0x7fffe0159c30) at pthread_cond_wait.c:667
#3  0x00007fffe89ebf43 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#4  0x00007fffe89ec426 in PR_WaitCondVar () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#5  0x00007fffe99e15ed in mozilla::CondVar::Wait(unsigned int) (aInterval=aInterval at entry=20, this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/CondVar.h:79
#6  0x00007fffe99ec77b in mozilla::Monitor::Wait(unsigned int) (aInterval=20, this=0x7fffe56e8218) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/build-browser/dist/include/mozilla/Monitor.h:40
#7  0x00007fffe99ec77b in TimerThread::Run() (this=0x7fffe56e81f0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/TimerThread.cpp:554
#8  0x00007fffe99e9494 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b75580, aMayWait=<optimized out>, aResult=0x7fffe0159dd7) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1216
#9  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b75580, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#10 0x00007fffe9cc516f in mozilla::ipc::MessagePumpForNonMainThreads::Run(base::MessagePump::Delegate*) (this=0x7fffe32472c0, aDelegate=0x7ffff6b8bfe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:368
#11 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7ffff6b8bfe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#12 0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7ffff6b8bfe0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#13 0x00007fffe99e5d91 in nsThread::ThreadFunc(void*) (aArg=0x7ffff6b75580) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:467
#14 0x00007fffe89f1fe8 in  () at /usr/lib/x86_64-linux-gnu/libnspr4.so
#15 0x00007ffff7bc151a in start_thread (arg=0x7fffe015a700) at pthread_create.c:465
#16 0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7fffe29c1700 (LWP 11544)):
#0  0x00007ffff6e14556 in __GI_epoll_pwait (epfd=12, events=0x7ffff6b17300, maxevents=32, timeout=-1, set=0x0) at ../sysdeps/unix/sysv/linux/epoll_pwait.c:42
#1  0x00007fffe782e408 in  () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#2  0x00007fffe7824329 in event_base_loop () at /usr/lib/x86_64-linux-gnu/libevent-2.1.so.6
#3  0x00007fffe9cb2781 in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) (this=0x7fffe564ee00, delegate=0x7fffe29c0d18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_pump_libevent.cc:380
#4  0x00007fffe9cb444c in MessageLoop::RunHandler() (this=0x7fffe29c0d18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#5  0x00007fffe9cb444c in MessageLoop::Run() (this=this at entry=0x7fffe29c0d18) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#6  0x00007fffe9cbc7c6 in base::Thread::ThreadMain() (this=0x7fffe56e81a0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/thread.cc:180
#7  0x00007fffe9cba8f2 in ThreadFunc(void*) (closure=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/platform_thread_posix.cc:38
#8  0x00007ffff7bc151a in start_thread (arg=0x7fffe29c1700) at pthread_create.c:465
#9  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7fffe3d0c700 (LWP 11543)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=0x7fffe56399d0, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff1dd2119 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff1dd24b2 in g_main_loop_run () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff23bbad6 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007ffff1df95f5 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff7bc151a in start_thread (arg=0x7fffe3d0c700) at pthread_create.c:465
#6  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7fffe5fe9700 (LWP 11542)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=0x7fffd1fcba00, nfds=2, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007ffff1dd2119 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007ffff1dd222c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff1dd2271 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007ffff1df95f5 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007ffff7bc151a in start_thread (arg=0x7fffe5fe9700) at pthread_create.c:465
#6  0x00007ffff6e143ef in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7ffff7fc0740 (LWP 11536)):
#0  0x00007ffff6e09e6b in __GI___poll (fds=0x7fffcc6c1d60, nfds=5, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007fffead5e9fc in PollWrapper(GPollFD*, guint, gint) (ufds=0x7fffcc6c1d60, nfsd=5, timeout_=-1) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/gtk/nsAppShell.cpp:42
#2  0x00007ffff1dd2119 in  () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007ffff1dd222c in g_main_context_iteration () at /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fffead5ea6b in nsAppShell::ProcessNextNativeEvent(bool) (this=<optimized out>, mayWait=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/gtk/nsAppShell.cpp:270
#5  0x00007fffead466fb in nsBaseAppShell::DoProcessNextNativeEvent(bool) (this=this at entry=0x7fffd85210e0, mayWait=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/nsBaseAppShell.cpp:138
#6  0x00007fffead4683e in nsBaseAppShell::OnProcessNextEvent(nsIThreadInternal*, bool) (this=0x7fffd85210e0, thr=0x7ffff6b75360, mayWait=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/nsBaseAppShell.cpp:289
#7  0x00007fffe99e9359 in nsThread::ProcessNextEvent(bool, bool*) (this=0x7ffff6b75360, aMayWait=<optimized out>, aResult=0x7fffffffd117) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/threads/nsThread.cpp:1189
#8  0x00007fffe9a05399 in NS_ProcessNextEvent(nsIThread*, bool) (aThread=<optimized out>, aThread at entry=0x7ffff6b75360, aMayWait=aMayWait at entry=true) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/xpcom/glue/nsThreadUtils.cpp:361
#9  0x00007fffe9cc4f02 in mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) (this=0x7fffe564ed00, aDelegate=0x7ffff6b8aba0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/glue/MessagePump.cpp:124
#10 0x00007fffe9cb444c in MessageLoop::RunHandler() (this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:225
#11 0x00007fffe9cb444c in MessageLoop::Run() (this=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/ipc/chromium/src/base/message_loop.cc:205
#12 0x00007fffead448e0 in nsBaseAppShell::Run() (this=0x7fffd85210e0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/widget/nsBaseAppShell.cpp:156
#13 0x00007fffeb37cb58 in nsAppStartup::Run() (this=0x7fffd8511060) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/components/startup/nsAppStartup.cpp:283
#14 0x00007fffeb3cd7ce in XREMain::XRE_mainRun() (this=this at entry=0x7fffffffd3c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/xre/nsAppRunner.cpp:4488
#15 0x00007fffeb3cdaad in XREMain::XRE_main(int, char**, nsXREAppData const*) (this=this at entry=0x7fffffffd3c0, argc=argc at entry=1, argv=argv at entry=0x7fffffffe7d8, aAppData=aAppData at entry=0x7fffffffd5f8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/xre/nsAppRunner.cpp:4621
#16 0x00007fffeb3cdd24 in XRE_main(int, char**, nsXREAppData const*, uint32_t) (argc=1, argv=0x7fffffffe7d8, aAppData=0x7fffffffd5f8, aFlags=<optimized out>) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/toolkit/xre/nsAppRunner.cpp:4712
#17 0x0000555555559741 in do_main(int, char**, char**, nsIFile*) (argc=1, argv=0x7fffffffe7d8, envp=<optimized out>, xreDirectory=0x7ffff6b6f9c0) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/browser/app/nsBrowserApp.cpp:282
#18 0x0000555555558c36 in main(int, char**, char**) (argc=1, argv=0x7fffffffe7d8, envp=0x7fffffffe7e8) at /build/firefox-esr-HotvkS/firefox-esr-52.6.0esr/browser/app/nsBrowserApp.cpp:415


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