Hi On 2016-07-20 22:06:05, Faidon Liambotis wrote: > Package: libavcodec57 > Version: 7:3.1.1-2 > Severity: grave > > I ran Debian testing on my desktop. Since about a day ago, pidgin > started crashing unexpectedly. After a little bit of debugging, I found > that it reproducibly crashes when trying to play sounds. Going a step > further, I made the test case as simple as: > > $ gst-launch-1.0 filesrc location=/usr/share/sounds/purple/alert.wav ! > wavparse ! audioconvert ! fakesink > Setting pipeline to PAUSED ... > Pipeline is PREROLLING ... > Aborted (core dumped)
Unfortunately I am unable to reproduce the issue. Since there are some accounts of random crashes when building ffmpeg with tree vectorization enabled, I've uploaded 7:3.1.1-3 with vectorization disabled. Could you please check if the issue disappears with -3? > My dpkg.log has a bunch of ffmpeg-related package upgrades, including > libavcodec57, being installed on 2016-07-18, approximately when those > crashes started. Because of this and the backtrace below, I'm filing > this against libavcodec57 -- feel free to reassign if that's wrong. > > The backtrace seems to be: > PID: 4121 (gst-launch-1.0) > UID: 1000 (paravoid) > GID: 1000 (paravoid) > Signal: 6 (ABRT) > Timestamp: Τετ 2016-07-20 21:55:59 EEST (5min ago) > Command Line: gst-launch-1.0 filesrc > location=/usr/share/sounds/purple/alert.wav ! wavparse ! audioconvert ! > fakesink > Executable: /usr/bin/gst-launch-1.0 > Control Group: / > Slice: -.slice > Boot ID: fc3d59275e1042c491633f9a920c10e5 > Machine ID: ddb673bb6861472487a0edbc40f6f1fc > Hostname: donald > Coredump: > /var/lib/systemd/coredump/core.gst-launch-1\x2e0.1000.fc3d59275e1042c491633f9a920c10e5.4121.1469040959000000000000.xz > Message: Process 4121 (gst-launch-1.0) of user 1000 dumped core. > > Stack trace of thread 4122: > #0 0x00007fa47ae7f1c8 raise (libc.so.6) > #1 0x00007fa47ae8064a abort (libc.so.6) > #2 0x00007fa4719b8f5b n/a (libavcodec.so.57) > #3 0x00007fa4719b9026 avcodec_alloc_context3 > (libavcodec.so.57) > #4 0x00007fa473360540 n/a (libgstlibav.so) > #5 0x00007fa473356e53 n/a (libgstlibav.so) > #6 0x00007fa47b74b22d g_type_class_ref (libgobject-2.0.so.0) > #7 0x00007fa47b9c8da4 gst_element_register > (libgstreamer-1.0.so.0) > #8 0x00007fa4733575b3 n/a (libgstlibav.so) > #9 0x00007fa473349e20 n/a (libgstlibav.so) > #10 0x00007fa47b9ea537 n/a (libgstreamer-1.0.so.0) > #11 0x00007fa47b9ec425 n/a (libgstreamer-1.0.so.0) > #12 0x00007fa47b9ed12c gst_plugin_load_by_name > (libgstreamer-1.0.so.0) > #13 0x00007fa47b9eda8d gst_plugin_feature_load > (libgstreamer-1.0.so.0) > #14 0x00007fa47ba137e3 gst_type_find_factory_call_function > (libgstreamer-1.0.so.0) > #15 0x00007fa479c48421 gst_type_find_helper_for_data > (libgstbase-1.0.so.0) > #16 0x00007fa479c485a4 gst_type_find_helper_for_buffer > (libgstbase-1.0.so.0) > #17 0x00007fa4799f446a n/a (libgstwavparse.so) > #18 0x00007fa4799f4b47 n/a (libgstwavparse.so) > #19 0x00007fa4799fabb1 n/a (libgstwavparse.so) > #20 0x00007fa47ba0ee71 n/a (libgstreamer-1.0.so.0) > #21 0x00007fa47b47b55e n/a (libglib-2.0.so.0) > #22 0x00007fa47b47abc5 n/a (libglib-2.0.so.0) > #23 0x00007fa47b1f4464 start_thread (libpthread.so.0) > #24 0x00007fa47af3330d __clone (libc.so.6) > > Stack trace of thread 4121: > #0 0x00007fa47af2a19d poll (libc.so.6) > #1 0x00007fa47b45439c n/a (libglib-2.0.so.0) > #2 0x00007fa47b454722 g_main_loop_run (libglib-2.0.so.0) > #3 0x00007fa47b9af8e9 gst_bus_poll (libgstreamer-1.0.so.0) > #4 0x00000000004046f8 n/a (gst-launch-1.0) > #5 0x00000000004036e9 n/a (gst-launch-1.0) > #6 0x00007fa47ae6c730 __libc_start_main (libc.so.6) > #7 0x0000000000403d19 n/a (gst-launch-1.0) > > Stack trace of thread 4123: > #0 0x00007fa47af2a19d poll (libc.so.6) > #1 0x00007fa47b45439c n/a (libglib-2.0.so.0) > #2 0x00007fa47b4544ac g_main_context_iteration > (libglib-2.0.so.0) > #3 0x00007fa47b4544e9 n/a (libglib-2.0.so.0) > #4 0x00007fa47b47abc5 n/a (libglib-2.0.so.0) > #5 0x00007fa47b1f4464 start_thread (libpthread.so.0) > #6 0x00007fa47af3330d __clone (libc.so.6) Please install libavcodec57-dbgsym and the -dbgsym packages for gstreamer. Cheers -- Sebastian Ramacher
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