[pkg-fgfs-crew] Bug#763285: Bug#763285: flightgear: unable to start (segfault)

[Arturo Borrero Gonzalez]

On 28 September 2014 22:57, Rebecca Palmer <rebecca_palmer at zoho.com> wrote:
> Can you post a gdb backtrace with debugging symbols installed, as follows:
>
> $ sudo apt-get install libsimgearcore3.0.0-dbg libsimgearscene3.0.0-dbg
> $ gdb fgfs
> (gdb) run
> [wait for crash]
> (gdb) thread apply all bt full
>
> Is it possible that you're running out of memory?  FlightGear typically uses
> 1-2.5GB.
>

The machine has 4GB of RAM. No OOM problems so far.


aborrero at nostromo:~$ gdb fgfs
GNU gdb (Debian 7.7.1+dfsg-3) 7.7.1
Copyright (C) 2014 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
Type "show configuration" for configuration details.
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>.
Find the GDB manual and other documentation resources online at:
<http://www.gnu.org/software/gdb/documentation/>.
For help, type "help".
Type "apropos word" to search for commands related to "word"...
Reading symbols from fgfs...(no debugging symbols found)...done.
(gdb) run
Starting program: /usr/games/fgfs
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7ffff0519700 (LWP 5818)]
[Thread 0x7ffff0519700 (LWP 5818) exited]
[New Thread 0x7ffff0519700 (LWP 5819)]
[Thread 0x7ffff0519700 (LWP 5819) exited]
[New Thread 0x7ffff0519700 (LWP 5820)]
[Thread 0x7ffff0519700 (LWP 5820) exited]
[New Thread 0x7ffff0519700 (LWP 5821)]
getDefaultWindow: failed to create GraphicsContext
getDefaultWindow: failed to create GraphicsContext
Enabling ATI viewport hack

Program received signal SIGSEGV, Segmentation fault.
0x00007ffff27c3228 in std::basic_string<char, std::char_traits<char>,
std::allocator<char> >::basic_string(std::string const&) ()
   from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
(gdb) thread apply all bt full

Thread 5 (Thread 0x7ffff0519700 (LWP 5821)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at
../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
No locals.
#1  0x00007ffff6c5c4bb in pop (this=0x1068c88) at
/home/markus/pkg-flightgear/simgear.git/simgear/threads/SGQueue.hxx:228
No locals.
#2  LogStreamPrivate::run (this=0x1068c70) at
/home/markus/pkg-flightgear/simgear.git/simgear/debug/logstream.cxx:261
        entry = {debugClass = SG_IO, debugPriority = SG_INFO, file =
0xc68538 "/tmp/buildd/flightgear-3.0.0/src/Main/globals.cxx", line =
702,
          message = "1\000\061\063\061\000\000\000ser
sett1\000\000\000\000\000\000\000\020^\b\001\000\000\000\000\001\000\000\000\000\000\000\000\377\377\377\377/aut0\000ave_3_`\000\000\000\000\000\000\000\061\000\000\000\000\000\000\000\000_\b\001\000\000\000\000\001\000\000\000\000\000\000\000\377\377\377\377\000\000\000\000\061\000\000\000\000\000\000\000\200\024*\001\000\000\000\000\061\000\000\000\000\000\000\000\360S\b\001\000\000\000\000\005\000\000\000\000\000\000\000\377\377\377\377\000\000\000\000\060.005\000\000\000\060\260)\001\000\000\000\000\061\000\000\000\000\000\000\000\260`\b\001\000\000\000\000\006\000\000\000\000\000\000\000\377\377\377\377\000\000\000\000\060.0003\000\000"...}
#3  0x00007ffff6d1bffa in SGThread::PrivateData::start_routine
(data=<optimized out>) at
/home/markus/pkg-flightgear/simgear.git/simgear/threads/SGThread.cxx:204
        thread = <optimized out>
#4  0x00007ffff747c0a4 in start_thread (arg=0x7ffff0519700) at
pthread_create.c:309
        __res = <optimized out>
        pd = 0x7ffff0519700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140737225266944,
-3102045487065405681, 1, 17208208, 19, 140737225266944,
3102050727470360335,
                3102061634882299663}, mask_was_saved = 0}}, priv =
{pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0,
canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#5  0x00007ffff1f29c2d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.

Thread 1 (Thread 0x7ffff7fc9840 (LWP 5814)):
#0  0x00007ffff27c3228 in std::basic_string<char,
std::char_traits<char>, std::allocator<char>
>::basic_string(std::string const&) ()
   from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
No symbol table info available.
#1  0x00007ffff6ca2e71 in SGPath::SGPath (this=0x7fffffffdc10, p=...,
validator=0x0) at
/home/markus/pkg-flightgear/simgear.git/simgear/misc/sg_path.cxx:122
No locals.
#2  0x00000000008878d5 in flightgear::NavDataCache::NavDataCache() ()
No symbol table info available.
#3  0x000000000088876b in flightgear::NavDataCache::instance() ()
No symbol table info available.
#4  0x00000000005e1593 in fgMainInit(int, char**) ()
No symbol table info available.
#5  0x00000000005a43f1 in main ()
No symbol table info available.

-- 
Arturo Borrero González