Public bug reported:

This happens when I try to update my mpd (music player daemon) database:
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Reading symbols from /usr/bin/mpd...Reading symbols from 
/usr/lib/debug/usr/bin/mpd...done.
(no debugging symbols found)...done.
(gdb) run --stdout --create-db --no-daemon --verbose
Starting program: /usr/bin/mpd --stdout --create-db --no-daemon --verbose
[Thread debugging using libthread_db enabled]
config: loading file /etc/mpd.conf
listen: binding to any address
listen: binding to socket address [::]:6600
listen: binding to socket address 0.0.0.0:6600
path: path_set_fs_charset: fs charset is: UTF-8
daemon: opening pid file
daemon: writing pid file
update: spawned thread for update job id 1
state_file: Saving state file
update: added Grissemann&Stermann/grissemann & stermann - Tunten testen 
Jausenstationen 2.mp3
[New Thread 0x7fffec76d910 (LWP 21653)]
[New Thread 0x7fffebf6c910 (LWP 21654)]
[New Thread 0x7fffeb76b910 (LWP 21655)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 0x7fffebf6c910 (LWP 21654)]
0x00007ffff55778bf in ff_rdt_parse_open () from /usr/lib/libavformat.so.52
(gdb) thread applsyy all bt

Thread 4 (Thread 0x7fffeb76b910 (LWP 21655)):
#0 0x00007ffff3ea85a9 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/libpthread.so.0
#1 0x0000000000422521 in notify_wait (notify=0x664128)
    at /build/buildd/mpd-0.15.4/./src/notify.c:39
#2 0x000000000042774a in decoder_task (arg=<value optimized out>)
    at /build/buildd/mpd-0.15.4/./src/decoder_thread.c:271
#3 0x00007ffff6baab34 in ?? () from /lib/libglib-2.0.so.0
#4 0x00007ffff3ea3a04 in start_thread () from /lib/libpthread.so.0
#5 0x00007ffff26247bd in clone () from /lib/libc.so.6
#6 0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7fffebf6c910 (LWP 21654)):
#0 0x00007ffff55778bf in ff_rdt_parse_open () from /usr/lib/libavformat.so.52
#1 0x00007ffff557101d in ?? () from /usr/lib/libavformat.so.52
#2 0x00007ffff551c11d in av_open_input_stream ()
   from /usr/lib/libavformat.so.52
#3 0x00007ffff551c867 in av_open_input_file () from /usr/lib/libavformat.so.52
#4 0x00007ffff556d0a1 in ?? () from /usr/lib/libavformat.so.52
#5 0x00007ffff551c11d in av_open_input_stream ()
   from /usr/lib/libavformat.so.52
#6 0x00007ffff551c867 in av_open_input_file () from /usr/lib/libavformat.so.52
#7 0x00000000004183d4 in ffmpeg_helper (input=<value optimized out>,
    callback=0x4186d0 <ffmpeg_tag_internal>, ctx=0x7fffebf6bae0)
    at /build/buildd/mpd-0.15.4/./src/decoder/ffmpeg_plugin.c:165
#8 0x00000000004185c0 in ffmpeg_tag (
    file=0x6a9a40 "/srv/smb/mp3z/comedy/Helge Schneider/moerchenlied_sure.ram")
    at /build/buildd/mpd-0.15.4/./src/decoder/ffmpeg_plugin.c:414
#9 0x000000000043718e in song_file_update (song=0x6aa890)
    at /build/buildd/mpd-0.15.4/./src/song.c:174
#10 0x0000000000437395 in song_file_load (path=<value optimized out>,
    parent=0x6aa9b0) at /build/buildd/mpd-0.15.4/./src/song.c:87
#11 0x000000000042b080 in update_regular_file (directory=0x6aa9b0,
    name=0x687eb0 "moerchenlied_sure.ram", st=0x7fffebf6bcd0)
    at /build/buildd/mpd-0.15.4/./src/update.c:518
#12 updateInDirectory (directory=0x6aa9b0,
    name=0x687eb0 "moerchenlied_sure.ram", st=0x7fffebf6bcd0)
    at /build/buildd/mpd-0.15.4/./src/update.c:550
#13 0x000000000042b328 in updateDirectory (directory=0x6aa9b0,
    st=0x7fffebf6be30) at /build/buildd/mpd-0.15.4/./src/update.c:681
0000014 0x000000000042ae03 in updateInDirectory (directory=0x67f9e0,
    name=<value optimized out>, st=0x7fffebf6be30)
    at /build/buildd/mpd-0.15.4/./src/update.c:561
0000015 0x000000000042b328 in updateDirectory (directory=0x67f9e0,
    st=0x7fffebf6bf90) at /build/buildd/mpd-0.15.4/./src/update.c:681
#16 0x000000000042b56b in update_task (_path=0x0)
    at /build/buildd/mpd-0.15.4/./src/update.c:780
#17 0x00007ffff6baab34 in ?? () from /lib/libglib-2.0.so.0
0000018 0x00007ffff3ea3a04 in start_thread () from /lib/libpthread.so.0
0000019 0x00007ffff26247bd in clone () from /lib/libc.so.6
0000020 0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7fffec76d910 (LWP 21653)):
#0 0x00007ffff3ea85a9 in pthread_cond_wait@@GLIBC_2.3.2 ()
   from /lib/libpthread.so.0
#1 0x0000000000422521 in notify_wait (notify=0x6641f0)
    at /build/buildd/mpd-0.15.4/./src/notify.c:39
#2 0x000000000043264a in player_task (arg=<value optimized out>)
    at /build/buildd/mpd-0.15.4/./src/player_thread.c:814
#3 0x00007ffff6baab34 in ?? () from /lib/libglib-2.0.so.0
#4 0x00007ffff3ea3a04 in start_thread () from /lib/libpthread.so.0
#5 0x00007ffff26247bd in clone () from /lib/libc.so.6
#6 0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7ffff7fd4770 (LWP 21650)):
#0 0x00007ffff2618373 in poll () from /lib/libc.so.6
#1 0x00007ffff6b8536c in ?? () from /lib/libglib-2.0.so.0
#2 0x00007ffff6b859e5 in g_main_loop_run () from /lib/libglib-2.0.so.0
#3 0x000000000042de61 in main (argc=<value optimized out>,
    argv=<value optimized out>) at /build/buildd/mpd-0.15.4/./src/main.c:327
(gdb) quit

** Affects: ubuntu
     Importance: Undecided
         Status: New

-- 
ff_rdt_parse_open in libavformat causes crash
https://bugs.launchpad.net/bugs/498994
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