[Pkg-games-ubuntu] [Bug 719763] Re: Segfault in MixSomeSources at openal-soft-1.12.854/Alc/ALu.c:1033

[Bret Curtis]

I personally cannot reproduce this and I'm using PA (listening to music
in the background) and tried openarena without issues.

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Title:
  Segfault in MixSomeSources at openal-soft-1.12.854/Alc/ALu.c:1033

Status in “openal-soft” package in Ubuntu:
  New

Bug description:
  While running a development revision of the MegaGlest game
  (http://megaglest.org), I have run into this segmentation fault:

  1033	/build/buildd/openal-soft-1.12.854/Alc/ALu.c: File or directory not found.
  Core was generated by `./glest.bin'.
  Program terminated with signal 8, Arithmetic exception.
  #0  MixSomeSources (ALContext=0x2bd41c0, DryBuffer=<value optimised out>, SamplesToDo=<value optimised out>) at /build/buildd/openal-soft-1.12.854/Alc/ALu.c:1033
  	in /build/buildd/openal-soft-1.12.854/Alc/ALu.c
  #0  MixSomeSources (ALContext=0x2bd41c0, DryBuffer=<value optimised out>, SamplesToDo=<value optimised out>) at /build/buildd/openal-soft-1.12.854/Alc/ALu.c:1033
  #1  0x00007f9e0769b612 in aluMixData (device=0x7f9e091c8010, buffer=0x7f9df5536040, size=<value optimised out>) at /build/buildd/openal-soft-1.12.854/Alc/ALu.c:1373
  #2  0x00007f9e076ac2b0 in stream_write_callback (stream=0x2bd2840, len=7104, pdata=<value optimised out>) at /build/buildd/openal-soft-1.12.854/Alc/pulseaudio.c:437
  #3  0x00007f9e04683367 in pa_command_request (pd=<value optimised out>, command=<value optimised out>, tag=<value optimised out>, t=0x1d5a2460, userdata=0x2bcdc00) at pulse/stream.c:749
  #4  0x00007f9e010196f6 in pa_pdispatch_run (pd=0x2bd0c60, packet=<value optimised out>, creds=<value optimised out>, userdata=0x2bcdc00) at pulsecore/pdispatch.c:331
  #5  0x00007f9e0466aafd in pstream_packet_callback (p=<value optimised out>, packet=0x1fa23820, creds=0x2bd0f60, userdata=0x2bcdc00) at pulse/context.c:346
  #6  0x00007f9e0101d564 in do_read (p=0x2bd0e10) at pulsecore/pstream.c:816
  #7  do_something (p=0x2bd0e10) at pulsecore/pstream.c:184
  #8  0x00007f9e046783d3 in dispatch_pollfds (m=0x2b4d0b0) at pulse/mainloop.c:688
  #9  pa_mainloop_dispatch (m=0x2b4d0b0) at pulse/mainloop.c:933
  #10 0x00007f9e04678808 in pa_mainloop_iterate (m=0x2b4d0b0, block=<value optimised out>, retval=0x0) at pulse/mainloop.c:964
  #11 0x00007f9e046788b0 in pa_mainloop_run (m=0x2b4d0b0, retval=0x0) at pulse/mainloop.c:979
  #12 0x00007f9e0468720b in thread (userdata=0x2b4aa30) at pulse/thread-mainloop.c:94
  #13 0x00007f9e0102afb8 in internal_thread_func (userdata=0x2b4ab10) at pulsecore/thread-posix.c:83
  #14 0x00007f9e08cf3971 in start_thread () from /lib/libpthread.so.0
  #15 0x00007f9e04d8a92d in clone () from /lib/libc.so.6
  #16 0x0000000000000000 in ?? ()

  I assume this is reproducible (I'm testing this now, takes a while).

  
  $ lsb_release -rd
  Description:	Ubuntu 10.10
  Release:	10.10

  $ LC_ALL=C apt-cache policy libopenal1
  libopenal1:
    Installed: 1:1.12.854-2
    Candidate: 1:1.12.854-2
    Version table:
   *** 1:1.12.854-2 0
          500 http://de.archive.ubuntu.com/ubuntu/ maverick/universe amd64 Packages
          100 /var/lib/dpkg/status

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