[libav-bugs] [Bug 836] New: avconv h264 sliced threads segfault

bugzilla at aruru.libav.org bugzilla at aruru.libav.org
Mon Mar 30 14:24:12 CEST 2015


https://bugzilla.libav.org/show_bug.cgi?id=836

            Bug ID: 836
           Summary: avconv h264 sliced threads segfault
           Product: Libav
           Version: git HEAD
          Hardware: X86
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: ---
         Component: libavcodec
          Assignee: bugzilla at libav.org
          Reporter: kierank at obe.tv

./avconv -i fuzz.264 -thread_type slice -f null -

ff_put_h264_chroma_mc8_rnd_ssse3.next4rows () at
libavcodec/x86/h264_chromamc.asm:669
669     chroma_mc8_ssse3_func put, h264, _rnd
(gdb) bt
#0  ff_put_h264_chroma_mc8_rnd_ssse3.next4rows () at
libavcodec/x86/h264_chromamc.asm:669
#1  0x0000000000608405 in mc_part_422_simple_8 ()
#2  0x000000000061f662 in hl_decode_mb_simple_8 ()
#3  0x000000000094c693 in ff_er_frame_end () at
libavcodec/error_resilience.c:400
#4  0x00000000006281fa in ff_h264_field_end ()
#5  0x00000000005fca24 in h264_decode_frame () at libavcodec/h264.c:1742
#6  0x00000000007946b5 in frame_worker_thread ()
#7  0x00007ffff71bce9a in start_thread (arg=0x7ffff0be5700) at
pthread_create.c:308
#8  0x00007ffff6ee98bd in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#9  0x0000000000000000 in ?? ()
(gdb)


http://www.obe.tv/Downloads/fuzz/fuzz.264

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