Bug#713856: libavutil51: Pulseaudio provokes SIGFPE in libavutil

[Reinhard Tartler]

tags 713856 moreinfo upstream
severity 713856 normal
stop

On Sun, Jun 23, 2013 at 11:29 AM, Dario Ernst <daddel9 at kanojo.de> wrote:

> Digging deeper with gdb, you might get:
> =============================
>  ~/ > gdb pulseaudio
> [...]
> (gdb) run
> Starting program: /usr/bin/pulseaudio
> warning: no loadable sections found in added symbol-file system-supplied
> DSO at 0x7ffff7ffa000
> warning: Could not load shared library symbols for linux-vdso.so.1.
> Do you need "set solib-search-path" or "set sysroot"?
> [Thread debugging using libthread_db enabled]
> Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
> process 12005 is executing new program: /usr/bin/pulseaudio
> warning: Could not load shared library symbols for linux-vdso.so.1.
> Do you need "set solib-search-path" or "set sysroot"?
> [Thread debugging using libthread_db enabled]
> Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
> W: [pulseaudio] pid.c: Stale PID file, overwriting.
>
> Program received signal SIGFPE, Arithmetic exception.
> 0x00007fffeb7d842a in av_samples_get_buffer_size () from
> /usr/lib/x86_64-linux-gnu/libavutil.so.51
> (gdb) bt
> #0  0x00007fffeb7d842a in av_samples_get_buffer_size () from
> /usr/lib/x86_64-linux-gnu/libavutil.so.51
> #1  0x00007fffeb7d85c3 in av_samples_alloc () from
> /usr/lib/x86_64-linux-gnu/libavutil.so.51
> #2  0x00007fffec86c22f in ?? () from
> /usr/lib/x86_64-linux-gnu/alsa-lib/libasound_module_pcm_a52.so
> #3  0x00007fffecd22eef in ?? () from
> /usr/lib/x86_64-linux-gnu/libasound.so.2
> #4  0x00007fffeca8154d in pa_alsa_set_hw_params () from
> /usr/lib/pulse-4.0/modules/libalsa-util.so
> #5  0x00007fffeca81c77 in pa_alsa_open_by_device_string () from
> /usr/lib/pulse-4.0/modules/libalsa-util.so
> #6  0x00007fffeca81f68 in pa_alsa_open_by_template () from
> /usr/lib/pulse-4.0/modules/libalsa-util.so
> #7  0x00007fffeca89a77 in ?? () from
> /usr/lib/pulse-4.0/modules/libalsa-util.so
> #8  0x00007fffeca938ea in pa_alsa_profile_set_probe () from
> /usr/lib/pulse-4.0/modules/libalsa-util.so
> #9  0x00007fffecfaf21f in module_alsa_card_LTX_pa__init () from
> /usr/lib/pulse-4.0/modules/module-alsa-card.so
> #10 0x00007ffff7b7419b in pa_module_load () from
> /usr/lib/libpulsecore-4.0.so
> #11 0x00007fffed3c4a37 in ?? () from
> /usr/lib/pulse-4.0/modules/module-udev-detect.so
> #12 0x00007fffed3c5cb7 in module_udev_detect_LTX_pa__init () from
> /usr/lib/pulse-4.0/modules/module-udev-detect.so
> #13 0x00007ffff7b7419b in pa_module_load () from
> /usr/lib/libpulsecore-4.0.so
> #14 0x00007ffff7b6372a in ?? () from /usr/lib/libpulsecore-4.0.so
> #15 0x00007ffff7b69282 in pa_cli_command_execute_line_stateful () from
> /usr/lib/libpulsecore-4.0.so
> #16 0x00007ffff7b69b91 in pa_cli_command_execute_file_stream () from
> /usr/lib/libpulsecore-4.0.so
> #17 0x000000000040796e in main ()

Can you please redo this backtrace with the packages "pulseaudio-dbg"
and "libav-dbg" installed? Without that, the backtrace has only
limited use.

Also, please use both "bt full" and "bt" commands in the debugger.

Thanks for your assistance.


-- 
regards,
    Reinhard