wavpack: deadlock (fuzzed file)
(gdb) r -i deadlockf.wv
Starting program: /media/sdb1/ffmpeg-snapshot/ffmpeg_g -i deadlockf.wv
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1".
ffmpeg version 2.3.git Copyright (c) 2000-2014 the FFmpeg developers
built on Aug 14 2014 23:56:56 with gcc 4.7 (Debian 4.7.2-5)
configuration: --disable-yasm --enable-gpl --disable-ffserver --disable-ffprobe
libavutil 54. 3.100 / 54. 3.100
libavcodec 56. 0.101 / 56. 0.101
libavformat 56. 1.100 / 56. 1.100
libavdevice 56. 0.100 / 56. 0.100
libavfilter 5. 0.100 / 5. 0.100
libswscale 3. 0.100 / 3. 0.100
libswresample 1. 0.100 / 1. 0.100
libpostproc 53. 0.100 / 53. 0.100
Program received signal SIGINT, Interrupt.
0x0818c9db in avio_seek (s=s@entry=0x93aed20, offset=<optimized out>,
whence=<optimized out>, whence@entry=1) at libavformat/aviobuf.c:213
213 pos = s->pos - (s->write_flag ? 0 : buffer_size);
(gdb) bt
#0 0x0818c9db in avio_seek (s=s@entry=0x93aed20, offset=<optimized out>,
whence=<optimized out>, whence@entry=1) at libavformat/aviobuf.c:213
#1 0x082a58e0 in avio_tell (s=0x93aed20) at libavformat/avio.h:266
#2 wv_read_block_header (ctx=ctx@entry=0x93af340, pb=pb@entry=0x93aed20)
at libavformat/wvdec.c:127
#3 0x082a5dc7 in wv_read_header (s=0x93af340) at libavformat/wvdec.c:221
#4 0x08294543 in avformat_open_input (ps=ps@entry=0xbffff43c,
filename=filename@entry=0xbffffb74 "deadlockf.wv", fmt=fmt@entry=0x0,
options=0x93a884c) at libavformat/utils.c:437
#5 0x080be28d in open_input_file (o=o@entry=0xbffff53c,
filename=<optimized out>) at ffmpeg_opt.c:870
#6 0x080b7d17 in open_files (inout=inout@entry=0x8a76cbb "input",
open_file=open_file@entry=0x80bdf90 <open_input_file>,
l=<error reading variable: Unhandled dwarf expression opcode 0xfa>,
l=<error reading variable: Unhandled dwarf expression opcode 0xfa>)
at ffmpeg_opt.c:2670
#7 0x080bff09 in ffmpeg_parse_options (argc=argc@entry=3,
argv=argv@entry=0xbffff9e4) at ffmpeg_opt.c:2707
#8 0x080af43a in main (argc=3, argv=0xbffff9e4) at ffmpeg.c:3824
(gdb)
Fixed in 3dca5a5c41f67a2e149582f3d46a09647b183e71.