[Pkg-mpd-maintainers] Bug#760669: mpd: MPD crashes ion m4a with libav 11

[candeb at free.fr]

OK, never having done this before, does the following help ?


(gdb) run --no-daemon
Starting program: /usr/bin/mpd --no-daemon
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
server_socket: bind to '0.0.0.0:6600' failed: Address already in use (continuing anyway, because binding to '[::]:6600' succeeded)
[New Thread 0x7fffe38b1700 (LWP 31871)]
[New Thread 0x7fffe30b0700 (LWP 31872)]
[New Thread 0x7fffe28af700 (LWP 31873)]
[New Thread 0x7fffe1c9e700 (LWP 31874)]
[New Thread 0x7fffe149d700 (LWP 31875)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fffe28af700 (LWP 31873)]
strlen () at ../sysdeps/x86_64/strlen.S:106
106	../sysdeps/x86_64/strlen.S: Aucun fichier ou dossier de ce type.
(gdb) backtrace
#0  strlen () at ../sysdeps/x86_64/strlen.S:106
#1  0x00007ffff35364cf in av_match_name () from /usr/lib/x86_64-linux-gnu/libavutil.so.54
#2  0x00007ffff46ed5f4 in av_probe_input_format2 () from /usr/lib/x86_64-linux-gnu/libavformat.so.56
#3  0x00007ffff46ed7c6 in av_probe_input_format () from /usr/lib/x86_64-linux-gnu/libavformat.so.56
#4  0x00000000004486bb in ffmpeg_probe (decoder=decoder at entry=0x7fffe28aeaa0, is=...) at src/decoder/FfmpegDecoderPlugin.cxx:390
#5  0x0000000000448abf in ffmpeg_decode (decoder=..., input=...) at src/decoder/FfmpegDecoderPlugin.cxx:396
#6  0x000000000041e942 in StreamDecode (this=0x474e40 <ffmpeg_decoder_plugin>, is=..., decoder=...) at src/DecoderPlugin.hxx:131
#7  decoder_stream_decode (plugin=..., decoder=..., input_stream=...) at src/DecoderThread.cxx:131
#8  0x000000000041eda5 in decoder_run_file (path_fs=0x7fffc8001a18 "/home/begnac/Musique/Pop/Caro Emerald/The Shocking Miss Emerald/04 Tangled Up.m4a", decoder=...) at src/DecoderThread.cxx:320
#9  decoder_run_song (dc=..., song=song at entry=0x7fffdc000e20, uri=0x7fffc8001a18 "/home/begnac/Musique/Pop/Caro Emerald/The Shocking Miss Emerald/04 Tangled Up.m4a") at src/DecoderThread.cxx:351
#10 0x000000000041f07b in decoder_run (dc=...) at src/DecoderThread.cxx:400
#11 decoder_task (arg=0x7fffe30afc10) at src/DecoderThread.cxx:424
#12 0x000000000046a49e in Thread::ThreadProc (ctx=<optimized out>) at src/thread/Thread.cxx:104
#13 0x00007fffef1470a4 in start_thread (arg=0x7fffe28af700) at pthread_create.c:309
#14 0x00007fffeee7cc2d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
(gdb) 



----- Mail original -----
De: "Max Kellermann" <max at duempel.org>
À: "Itaï BEN YAACOV" <candeb at free.fr>, 760669 at bugs.debian.org
Envoyé: Dimanche 7 Septembre 2014 11:56:20
Objet: Re: Bug#760669: mpd: MPD crashes ion m4a with libav 11

On 2014/09/06 19:18, Itaï BEN YAACOV <candeb at free.fr> wrote:
> Since the recompile with libav 11 (0.18.12-1+b1 or 18.13-1) MPD crashes on starting to play
> .m4a files.  Oddly enough, this happens if it has already played an mp3, but not if
> it has only played .flac's (or if the .m4a is first).
> Going back to a version compiled agains libav 10 solves this.

Post a backtrace.