Bug#690726: /usr/bin/avconv: segfault with -vcodec libxvid -pass 1

Paul Gevers elbrus at debian.org
Tue Oct 16 18:51:41 UTC 2012


Package: libav-tools
Version: 6:0.8.3-7
Severity: normal
File: /usr/bin/avconv

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

When I am running avconv with two-pass option and libxvid codec, avconv
segfaults.

I ran the command the following commands:
gdb --args avconv -i test.avi -f avi -vcodec libxvid -pass 1 -y /dev/null
valgrind --log-file=valgrind.txt avconv -i test.avi -f avi -vcodec libxvid -pass 1 -y /dev/null


- -- System Information:
Debian Release: wheezy/sid
  APT prefers testing
  APT policy: (500, 'testing')
Architecture: amd64 (x86_64)
Foreign Architectures: i386

Kernel: Linux 3.2.0-3-amd64 (SMP w/1 CPU core)
Locale: LANG=en_US.UTF-8, LC_CTYPE=en_US.UTF-8 (charmap=UTF-8)
Shell: /bin/sh linked to /bin/dash

Versions of packages libav-tools depends on:
ii  dpkg             1.16.8
ii  libavcodec53     6:0.8.3-7
ii  libavdevice53    6:0.8.3-7
ii  libavfilter2     6:0.8.3-7
ii  libavformat53    6:0.8.3-7
ii  libavutil51      6:0.8.3-7
ii  libc6            2.13-35
ii  libpostproc52    6:0.8.3-7
ii  libsdl1.2debian  1.2.15-5
ii  libswscale2      6:0.8.3-7

libav-tools recommends no packages.

libav-tools suggests no packages.

- -- no debconf information

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==15669== Memcheck, a memory error detector
==15669== Copyright (C) 2002-2011, and GNU GPL'd, by Julian Seward et al.
==15669== Using Valgrind-3.7.0 and LibVEX; rerun with -h for copyright info
==15669== Command: avconv -i test.avi -f avi -vcodec libxvid -pass 1 -y /dev/null
==15669== Parent PID: 3553
==15669== 
==15669== Conditional jump or move depends on uninitialised value(s)
==15669==    at 0xA0695AF: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0xA05752D: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0x9FDC89E: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0x9FE0ECF: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0x58B8AB3: xvid_encode_frame (in /usr/lib/x86_64-linux-gnu/libavcodec.so.53.35.0)
==15669==    by 0x5A0C0DE: avcodec_encode_video (in /usr/lib/x86_64-linux-gnu/libavcodec.so.53.35.0)
==15669==    by 0x40CA72: do_video_out.isra.22 (in /usr/bin/avconv)
==15669==    by 0x40D218: transcode_video (in /usr/bin/avconv)
==15669==    by 0x407168: main (in /usr/bin/avconv)
==15669== 
==15669== Conditional jump or move depends on uninitialised value(s)
==15669==    at 0xA0695AF: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0xA05891C: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0x9FDD2E4: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0x9FDE5DD: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0x9FDFFF7: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0x58B8AB3: xvid_encode_frame (in /usr/lib/x86_64-linux-gnu/libavcodec.so.53.35.0)
==15669==    by 0x5A0C0DE: avcodec_encode_video (in /usr/lib/x86_64-linux-gnu/libavcodec.so.53.35.0)
==15669==    by 0x40CA72: do_video_out.isra.22 (in /usr/bin/avconv)
==15669==    by 0x40D218: transcode_video (in /usr/bin/avconv)
==15669==    by 0x407168: main (in /usr/bin/avconv)
==15669== 
==15669== Conditional jump or move depends on uninitialised value(s)
==15669==    at 0xA0695AF: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0xA05752D: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0x9FDCFFB: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0x9FDE5DD: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0x9FDFFF7: ??? (in /usr/lib/x86_64-linux-gnu/libxvidcore.so.4.3)
==15669==    by 0x58B8AB3: xvid_encode_frame (in /usr/lib/x86_64-linux-gnu/libavcodec.so.53.35.0)
==15669==    by 0x5A0C0DE: avcodec_encode_video (in /usr/lib/x86_64-linux-gnu/libavcodec.so.53.35.0)
==15669==    by 0x40CA72: do_video_out.isra.22 (in /usr/bin/avconv)
==15669==    by 0x40D218: transcode_video (in /usr/bin/avconv)
==15669==    by 0x407168: main (in /usr/bin/avconv)
==15669== 
==15669== Invalid free() / delete / delete[] / realloc()
==15669==    at 0x4C27D4E: free (vg_replace_malloc.c:427)
==15669==    by 0x687D34B: av_freep (in /usr/lib/x86_64-linux-gnu/libavutil.so.51.22.1)
==15669==    by 0x687D9CB: av_opt_free (in /usr/lib/x86_64-linux-gnu/libavutil.so.51.22.1)
==15669==    by 0x55D3CEB: avcodec_close (in /usr/lib/x86_64-linux-gnu/libavcodec.so.53.35.0)
==15669==    by 0x40767B: main (in /usr/bin/avconv)
==15669==  Address 0x10c70220 is 0 bytes inside a block of size 1,024 free'd
==15669==    at 0x4C27D4E: free (vg_replace_malloc.c:427)
==15669==    by 0x55C4D00: xvid_encode_close (in /usr/lib/x86_64-linux-gnu/libavcodec.so.53.35.0)
==15669==    by 0x55D3C9D: avcodec_close (in /usr/lib/x86_64-linux-gnu/libavcodec.so.53.35.0)
==15669==    by 0x40767B: main (in /usr/bin/avconv)
==15669== 
==15669== 
==15669== HEAP SUMMARY:
==15669==     in use at exit: 4,441 bytes in 58 blocks
==15669==   total heap usage: 5,265 allocs, 5,208 frees, 85,972,031 bytes allocated
==15669== 
==15669== LEAK SUMMARY:
==15669==    definitely lost: 0 bytes in 0 blocks
==15669==    indirectly lost: 0 bytes in 0 blocks
==15669==      possibly lost: 0 bytes in 0 blocks
==15669==    still reachable: 4,441 bytes in 58 blocks
==15669==         suppressed: 0 bytes in 0 blocks
==15669== Rerun with --leak-check=full to see details of leaked memory
==15669== 
==15669== For counts of detected and suppressed errors, rerun with: -v
==15669== Use --track-origins=yes to see where uninitialised values come from
==15669== ERROR SUMMARY: 191221 errors from 4 contexts (suppressed: 4 from 4)
-------------- next part --------------
paul at wollumbin /tmp $ gdb --args avconv -i test.avi -f avi -vcodec libxvid -pass 1 -y /dev/null
GNU gdb (GDB) 7.4.1-debian
Copyright (C) 2012 Free Software Foundation, Inc.
License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
This is free software: you are free to change and redistribute it.
There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
and "show warranty" for details.
This GDB was configured as "x86_64-linux-gnu".
For bug reporting instructions, please see:
<http://www.gnu.org/software/gdb/bugs/>...
Reading symbols from /usr/bin/avconv...Reading symbols from /usr/lib/debug/.build-id/7b/fc98fafe5194a12a17b0fd3ea41157b194de62.debug...done.
done.
(gdb) run
Starting program: /usr/bin/avconv -i test.avi -f avi -vcodec libxvid -pass 1 -y /dev/null
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
avconv version 0.8.3-6:0.8.3-7, Copyright (c) 2000-2012 the Libav developers
  built on Aug 25 2012 11:19:52 with gcc 4.7.1
Input #0, avi, from 'test.avi':
  Metadata:
    encoder         : Lavf53.21.0
  Duration: 00:00:10.03, start: 0.000000, bitrate: 1019 kb/s
    Stream #0.0: Video: mpeg4 (Simple Profile), yuv420p, 1920x1080 [PAR 1:1 DAR 16:9], 25 tbr, 25 tbn, 25 tbc
    Stream #0.1: Audio: mp3, 48000 Hz, stereo, s16, 200 kb/s
[buffer @ 0x647300] w:1920 h:1080 pixfmt:yuv420p
Output #0, avi, to '/dev/null':
  Metadata:
    ISFT            : Lavf53.21.0
    Stream #0.0: Video: mpeg4, yuv420p, 1920x1080 [PAR 1:1 DAR 16:9], q=2-31, pass 1, 200 kb/s, 25 tbn, 25 tbc
    Stream #0.1: Audio: libmp3lame, 48000 Hz, stereo, s16, 200 kb/s
Stream mapping:
  Stream #0:0 -> #0:0 (mpeg4 -> libxvid)
  Stream #0:1 -> #0:1 (mp3 -> libmp3lame)
Press ctrl-c to stop encoding
frame=  250 fps= 25 q=2.0 Lsize=       0kB time=10.00 bitrate=   0.0kbits/s    
video:1293kB audio:236kB global headers:0kB muxing overhead -100.000000%
*** glibc detected *** /usr/bin/avconv: corrupted double-linked list: 0x0000000000630a40 ***
======= Backtrace: =========
/lib/x86_64-linux-gnu/libc.so.6(+0x75b76)[0x7ffff59ccb76]
/lib/x86_64-linux-gnu/libc.so.6(+0x7760c)[0x7ffff59ce60c]
/lib/x86_64-linux-gnu/libc.so.6(cfree+0x6c)[0x7ffff59d18ac]
/usr/lib/x86_64-linux-gnu/libavutil.so.51(av_freep+0xc)[0x7ffff618a34c]
/usr/lib/x86_64-linux-gnu/libavutil.so.51(av_opt_free+0x3c)[0x7ffff618a9cc]
/usr/lib/x86_64-linux-gnu/libavcodec.so.53(avcodec_close+0xf3)[0x7ffff6864cec]
/usr/bin/avconv[0x40767c]
/lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd)[0x7ffff5975ead]
/usr/bin/avconv[0x408225]
======= Memory map: ========
00400000-0041a000 r-xp 00000000 08:01 689363                             /usr/bin/avconv
00619000-0061b000 r--p 00019000 08:01 689363                             /usr/bin/avconv
0061b000-0061c000 rw-p 0001b000 08:01 689363                             /usr/bin/avconv
0061c000-00820000 rw-p 00000000 00:00 0                                  [heap]
7fffe0000000-7fffe0021000 rw-p 00000000 00:00 0 
7fffe0021000-7fffe4000000 ---p 00000000 00:00 0 
7fffe7ddc000-7fffe8720000 rw-p 00000000 00:00 0 
7fffeb499000-7fffec077000 rw-p 00000000 00:00 0 
7fffec077000-7fffec08a000 r-xp 00000000 08:01 16                         /lib/x86_64-linux-gnu/libresolv-2.13.so
7fffec08a000-7fffec289000 ---p 00013000 08:01 16                         /lib/x86_64-linux-gnu/libresolv-2.13.so
7fffec289000-7fffec28a000 r--p 00012000 08:01 16                         /lib/x86_64-linux-gnu/libresolv-2.13.so
7fffec28a000-7fffec28b000 rw-p 00013000 08:01 16                         /lib/x86_64-linux-gnu/libresolv-2.13.so
7fffec28b000-7fffec28d000 rw-p 00000000 00:00 0 
7fffec28d000-7fffec2d8000 r-xp 00000000 08:01 665866                     /usr/lib/x86_64-linux-gnu/libFLAC.so.8.2.0
7fffec2d8000-7fffec4d7000 ---p 0004b000 08:01 665866                     /usr/lib/x86_64-linux-gnu/libFLAC.so.8.2.0
7fffec4d7000-7fffec4d8000 r--p 0004a000 08:01 665866                     /usr/lib/x86_64-linux-gnu/libFLAC.so.8.2.0
7fffec4d8000-7fffec4d9000 rw-p 0004b000 08:01 665866                     /usr/lib/x86_64-linux-gnu/libFLAC.so.8.2.0
7fffec4d9000-7fffec4ee000 r-xp 00000000 08:01 25                         /lib/x86_64-linux-gnu/libnsl-2.13.so
7fffec4ee000-7fffec6ed000 ---p 00015000 08:01 25                         /lib/x86_64-linux-gnu/libnsl-2.13.so
7fffec6ed000-7fffec6ee000 r--p 00014000 08:01 25                         /lib/x86_64-linux-gnu/libnsl-2.13.so
7fffec6ee000-7fffec6ef000 rw-p 00015000 08:01 25                         /lib/x86_64-linux-gnu/libnsl-2.13.so
7fffec6ef000-7fffec6f1000 rw-p 00000000 00:00 0 
7fffec6f1000-7fffec6ff000 r-xp 00000000 08:01 665874                     /usr/lib/x86_64-linux-gnu/libXi.so.6.1.0
7fffec6ff000-7fffec8ff000 ---p 0000e000 08:01 665874                     /usr/lib/x86_64-linux-gnu/libXi.so.6.1.0
7fffec8ff000-7fffec900000 rw-p 0000e000 08:01 665874                     /usr/lib/x86_64-linux-gnu/libXi.so.6.1.0
7fffec900000-7fffec904000 r-xp 00000000 08:01 148                        /lib/x86_64-linux-gnu/libuuid.so.1.3.0
7fffec904000-7fffecb03000 ---p 00004000 08:01 148                        /lib/x86_64-linux-gnu/libuuid.so.1.3.0
7fffecb03000-7fffecb04000 r--p 00003000 08:01 148                        /lib/x86_64-linux-gnu/libuuid.so.1.3.0
7fffecb04000-7fffecb05000 rw-p 00004000 08:01 148                        /lib/x86_64-linux-gnu/libuuid.so.1.3.0
7fffecb05000-7fffecb08000 r-xp 00000000 08:01 251                        /lib/x86_64-linux-gnu/libgpg-error.so.0.8.0
7fffecb08000-7fffecd07000 ---p 00003000 08:01 251                        /lib/x86_64-linux-gnu/libgpg-error.so.0.8.0
7fffecd07000-7fffecd08000 rw-p 00002000 08:01 251                        /lib/x86_64-linux-gnu/libgpg-error.so.0.8.0
7fffecd08000-7fffecd0c000 r-xp 00000000 08:01 62                         /lib/x86_64-linux-gnu/libattr.so.1.1.0
7fffecd0c000-7fffecf0b000 ---p 00004000 08:01 62                         /lib/x86_64-linux-gnu/libattr.so.1.1.0
7fffecf0b000-7fffecf0c000 r--p 00003000 08:01 62                         /lib/x86_64-linux-gnu/libattr.so.1.1.0
7fffecf0c000-7fffecf0d000 rw-p 00004000 08:01 62                         /lib/x86_64-linux-gnu/libattr.so.1.1.0
7fffecf0d000-7fffecf12000 r-xp 00000000 08:01 665851                     /usr/lib/x86_64-linux-gnu/libasyncns.so.0.3.1
7fffecf12000-7fffed111000 ---p 00005000 08:01 665851                     /usr/lib/x86_64-linux-gnu/libasyncns.so.0.3.1
7fffed111000-7fffed112000 rw-p 00004000 08:01 665851                     /usr/lib/x86_64-linux-gnu/libasyncns.so.0.3.1
7fffed112000-7fffed173000 r-xp 00000000 08:01 665868                     /usr/lib/x86_64-linux-gnu/libsndfile.so.1.0.25
7fffed173000-7fffed372000 ---p 00061000 08:01 665868                     /usr/lib/x86_64-linux-gnu/libsndfile.so.1.0.25
7fffed372000-7fffed374000 r--p 00060000 08:01 665868                     /usr/lib/x86_64-linux-gnu/libsndfile.so.1.0.25
7fffed374000-7fffed375000 rw-p 00062000 08:01 665868                     /usr/lib/x86_64-linux-gnu/libsndfile.so.1.0.25
7fffed375000-7fffed379000 rw-p 00000000 00:00 0 
7fffed379000-7fffed382000 r-xp 00000000 08:01 687                        /lib/x86_64-linux-gnu/libwrap.so.0.7.6
7fffed382000-7fffed581000 ---p 00009000 08:01 687                        /lib/x86_64-linux-gnu/libwrap.so.0.7.6
7fffed581000-7fffed582000 r--p 00008000 08:01 687                        /lib/x86_64-linux-gnu/libwrap.so.0.7.6
7fffed582000-7fffed583000 rw-p 00009000 08:01 687                        /lib/x86_64-linux-gnu/libwrap.so.0.7.6
7fffed583000-7fffed584000 rw-p 00000000 00:00 0 
7fffed584000-7fffed589000 r-xp 00000000 08:01 665876                     /usr/lib/x86_64-linux-gnu/libXtst.so.6.1.0
7fffed589000-7fffed788000 ---p 00005000 08:01 665876                     /usr/lib/x86_64-linux-gnu/libXtst.so.6.1.0
7fffed788000-7fffed789000 rw-p 00004000 08:01 665876                     /usr/lib/x86_64-linux-gnu/libXtst.so.6.1.0
7fffed789000-7fffed790000 r-xp 00000000 08:01 665864                     /usr/lib/x86_64-linux-gnu/libSM.so.6.0.1
7fffed790000-7fffed98f000 ---p 00007000 08:01 665864                     /usr/lib/x86_64-linux-gnu/libSM.so.6.0.1
7fffed98f000-7fffed990000 rw-p 00006000 08:01 665864                     /usr/lib/x86_64-linux-gnu/libSM.so.6.0.1
7fffed990000-7fffed9a7000 r-xp 00000000 08:01 665860                     /usr/lib/x86_64-linux-gnu/libICE.so.6.3.0
7fffed9a7000-7fffedba6000 ---p 00017000 08:01 665860                     /usr/lib/x86_64-linux-gnu/libICE.so.6.3.0
7fffedba6000-7fffedba8000 rw-p 00016000 08:01 665860                     /usr/lib/x86_64-linux-gnu/libICE.so.6.3.0
7fffedba8000-7fffedbab000 rw-p 00000000 00:00 0 
7fffedbab000-7fffedbac000 r-xp 00000000 08:01 665870                     /usr/lib/x86_64-linux-gnu/libX11-xcb.so.1.0.0
7fffedbac000-7fffeddab000 ---p 00001000 08:01 665870                     /usr/lib/x86_64-linux-gnu/libX11-xcb.so.1.0.0
7fffeddab000-7fffeddac000 rw-p 00000000 08:01 665870                     /usr/lib/x86_64-linux-gnu/libX11-xcb.so.1.0.0
7fffeddac000-7fffeddb1000 r-xp 00000000 08:01 663004                     /usr/lib/x86_64-linux-gnu/libXdmcp.so.6.0.0
7fffeddb1000-7fffedfb0000 ---p 00005000 08:01 663004                     /usr/lib/x86_64-linux-gnu/libXdmcp.so.6.0.0
7fffedfb0000-7fffedfb1000 rw-p 00004000 08:01 663004                     /usr/lib/x86_64-linux-gnu/libXdmcp.so.6.0.0
7fffedfb1000-7fffedfb3000 r-xp 00000000 08:01 663002                     /usr/lib/x86_64-linux-gnu/libXau.so.6.0.0
7fffedfb3000-7fffee1b3000 ---p 00002000 08:01 663002                     /usr/lib/x86_64-linux-gnu/libXau.so.6.0.0
7fffee1b3000-7fffee1b4000 rw-p 00002000 08:01 663002                     /usr/lib/x86_64-linux-gnu/libXau.so.6.0.0
7fffee1b4000-7fffee22b000 r-xp 00000000 08:01 665811                     /usr/lib/x86_64-linux-gnu/liborc-0.4.so.0.16.0
7fffee22b000-7fffee42a000 ---p 00077000 08:01 665811                     /usr/lib/x86_64-linux-gnu/liborc-0.4.so.0.16.0
7fffee42a000-7fffee42c000 r--p 00076000 08:01 665811                     /usr/lib/x86_64-linux-gnu/liborc-0.4.so.0.16.0
7fffee42c000-7fffee431000 rw-p 00078000 08:01 665811                     /usr/lib/x86_64-linux-gnu/liborc-0.4.so.0.16.0
7fffee431000-7fffee437000 r-xp 00000000 08:01 665818                     /usr/lib/x86_64-linux-gnu/libogg.so.0.8.0
7fffee437000-7fffee636000 ---p 00006000 08:01 665818                     /usr/lib/x86_64-linux-gnu/libogg.so.0.8.0
7fffee636000-7fffee637000 rw-p 00005000 08:01 665818                     /usr/lib/x86_64-linux-gnu/libogg.so.0.8.0
7fffee637000-7fffee648000 r-xp 00000000 08:01 656684                     /usr/lib/x86_64-linux-gnu/libp11-kit.so.0.0.0
7fffee648000-7fffee847000 ---p 00011000 08:01 656684                     /usr/lib/x86_64-linux-gnu/libp11-kit.so.0.0.0
7fffee847000-7fffee848000 r--p 00010000 08:01 656684                     /usr/lib/x86_64-linux-gnu/libp11-kit.so.0.0.0
7fffee848000-7fffee849000 rw-p 00011000 08:01 656684                     /usr/lib/x86_64-linux-gnu/libp11-kit.so.0.0.0
7fffee849000-7fffee859000 r-xp 00000000 08:01 656688                     /usr/lib/x86_64-linux-gnu/libtasn1.so.3.1.16
7fffee859000-7fffeea58000 ---p 00010000 08:01 656688                     /usr/lib/x86_64-linux-gnu/libtasn1.so.3.1.16
7fffeea58000-7fffeea59000 r--p 0000f000 08:01 656688                     /usr/lib/x86_64-linux-gnu/libtasn1.so.3.1.16
7fffeea59000-7fffeea5a000 rw-p 00010000 08:01 656688                     /usr/lib/x86_64-linux-gnu/libtasn1.so.3.1.16
7fffeea5a000-7fffeead4000 r-xp 00000000 08:01 188                        /lib/x86_64-linux-gnu/libgcrypt.so.11.7.0
7fffeead4000-7fffeecd4000 ---p 0007a000 08:01 188                        /lib/x86_64-linux-gnu/libgcrypt.so.11.7.0
7fffeecd4000-7fffeecd8000 rw-p 0007a000 08:01 188                        /lib/x86_64-linux-gnu/libgcrypt.so.11.7.0
7fffeecd8000-7fffeed02000 r-xp 00000000 08:01 687351                     /usr/lib/libtbb.so.2
7fffeed02000-7fffeef02000 ---p 0002a000 08:01 687351                     /usr/lib/libtbb.so.2
7fffeef02000-7fffeef05000 rw-p 0002a000 08:01 687351                     /usr/lib/libtbb.so.2
7fffeef05000-7fffeef06000 rw-p 00000000 00:00 0 
7fffeef06000-7fffeef4a000 r-xp 00000000 08:01 9844                       /lib/x86_64-linux-gnu/libdbus-1.so.3.7.2
7fffeef4a000-7fffef14a000 ---p 00044000 08:01 9844                       /lib/x86_64-linux-gnu/libdbus-1.so.3.7.2
7fffef14a000-7fffef14b000 r--p 00044000 08:01 9844                       /lib/x86_64-linux-gnu/libdbus-1.so.3.7.2
7fffef14b000-7fffef14c000 rw-p 00045000 08:01 9844                       /lib/x86_64-linux-gnu/libdbus-1.so.3.7.2
7fffef14c000-7fffef153000 r-xp 00000000 08:01 665862                     /usr/lib/x86_64-linux-gnu/libjson.so.0.0.1
7fffef153000-7fffef352000 ---p 00007000 08:01 665862                     /usr/lib/x86_64-linux-gnu/libjson.so.0.0.1
7fffef352000-7fffef353000 r--p 00006000 08:01 665862                     /usr/lib/x86_64-linux-gnu/libjson.so.0.0.1
7fffef353000-7fffef354000 rw-p 00007000 08:01 665862                     /usr/lib/x86_64-linux-gnu/libjson.so.0.0.1
7fffef354000-7fffef358000 r-xp 00000000 08:01 104                        /lib/x86_64-linux-gnu/libcap.so.2.22
7fffef358000-7fffef557000 ---p 00004000 08:01 104                        /lib/x86_64-linux-gnu/libcap.so.2.22
7fffef557000-7fffef558000 rw-p 00003000 08:01 104                        /lib/x86_64-linux-gnu/libcap.so.2.22
7fffef558000-7fffef5b9000 r-xp 00000000 08:01 665880                     /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-2.0.so
7fffef5b9000-7fffef7b8000 ---p 00061000 08:01 665880                     /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-2.0.so
7fffef7b8000-7fffef7b9000 r--p 00060000 08:01 665880                     /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-2.0.so
7fffef7b9000-7fffef7bb000 rw-p 00061000 08:01 665880                     /usr/lib/x86_64-linux-gnu/pulseaudio/libpulsecommon-2.0.so
7fffef7bb000-7fffef7ca000 r-xp 00000000 08:01 622                        /lib/x86_64-linux-gnu/libusb-1.0.so.0.1.0
7fffef7ca000-7fffef9c9000 ---p 0000f000 08:01 622                        /lib/x86_64-linux-gnu/libusb-1.0.so.0.1.0
7fffef9c9000-7fffef9ca000 r--p 0000e000 08:01 622                        /lib/x86_64-linux-gnu/libusb-1.0.so.0.1.0
7fffef9ca000-7fffef9cb000 rw-p 0000f000 08:01 622                        /lib/x86_64-linux-gnu/libusb-1.0.so.0.1.0
7fffef9cb000-7fffef9d9000 r-xp 00000000 08:01 667898                     /usr/lib/x86_64-linux-gnu/libraw1394.so.11.0.1
7fffef9d9000-7fffefbd8000 ---p 0000e000 08:01 667898                     /usr/lib/x86_64-linux-gnu/libraw1394.so.11.0.1
7fffefbd8000-7fffefbd9000 r--p 0000d000 08:01 667898                     /usr/lib/x86_64-linux-gnu/libraw1394.so.11.0.1
7fffefbd9000-7fffefbda000 rw-p 0000e000 08:01 667898                     /usr/lib/x86_64-linux-gnu/libraw1394.so.11.0.1
7fffefbda000-7fffefbef000 r-xp 00000000 08:01 14                         /lib/x86_64-linux-gnu/libgcc_s.so.1
7fffefbef000-7fffefdef000 ---p 00015000 08:01 14                         /lib/x86_64-linux-gnu/libgcc_s.so.1
7fffefdef000-7fffefdf0000 rw-p 00015000 08:01 14                         /lib/x86_64-linux-gnu/libgcc_s.so.1
7fffefdf0000-7fffefdf7000 r-xp 00000000 08:01 35                         /lib/x86_64-linux-gnu/librt-2.13.so
7fffefdf7000-7fffefff6000 ---p 00007000 08:01 35                         /lib/x86_64-linux-gnu/librt-2.13.so
7fffefff6000-7fffefff7000 r--p 00006000 08:01 35                         /lib/x86_64-linux-gnu/librt-2.13.so
7fffefff7000-7fffefff8000 rw-p 00007000 08:01 35                         /lib/x86_64-linux-gnu/librt-2.13.so
7fffefff8000-7ffff00e0000 r-xp 00000000 08:01 657725                     /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.17
7ffff00e0000-7ffff02e0000 ---p 000e8000 08:01 657725                     /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.17
7ffff02e0000-7ffff02e8000 r--p 000e8000 08:01 657725                     /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.17
7ffff02e8000-7ffff02ea000 rw-p 000f0000 08:01 657725                     /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.17
7ffff02ea000-7ffff02ff000 rw-p 00000000 00:00 0 
7ffff02ff000-7ffff031f000 r-xp 00000000 08:01 669013                     /usr/lib/libcdio.so.13.0.0
7ffff031f000-7ffff051f000 ---p 00020000 08:01 669013                     /usr/lib/libcdio.so.13.0.0
7ffff051f000-7ffff0520000 rw-p 00020000 08:01 669013                     /usr/lib/libcdio.so.13.0.0
7ffff0520000-7ffff0524000 rw-p 00000000 00:00 0 
7ffff0524000-7ffff0543000 r-xp 00000000 08:01 663006                     /usr/lib/x86_64-linux-gnu/libxcb.so.1.1.0
7ffff0543000-7ffff0742000 ---p 0001f000 08:01 663006                     /usr/lib/x86_64-linux-gnu/libxcb.so.1.1.0
7ffff0742000-7ffff0743000 r--p 0001e000 08:01 663006                     /usr/lib/x86_64-linux-gnu/libxcb.so.1.1.0
7ffff0743000-7ffff0744000 rw-p 0001f000 08:01 663006                     /usr/lib/x86_64-linux-gnu/libxcb.so.1.1.0
7ffff0744000-7ffff0755000 r-xp 00000000 08:01 665828                     /usr/lib/x86_64-linux-gnu/libva.so.1.3200.0
7ffff0755000-7ffff0954000 ---p 00011000 08:01 665828                     /usr/lib/x86_64-linux-gnu/libva.so.1.3200.0
7ffff0954000-7ffff0955000 r--p 00010000 08:01 665828                     /usr/lib/x86_64-linux-gnu/libva.so.1.3200.0
7ffff0955000-7ffff0956000 rw-p 00011000 08:01 665828                     /usr/lib/x86_64-linux-gnu/libva.so.1.3200.0
7ffff0956000-7ffff095b000 rw-p 00000000 00:00 0 
7ffff095b000-7ffff09e6000 r-xp 00000000 08:01 665804                     /usr/lib/x86_64-linux-gnu/libdirac_encoder.so.0.1.0
7ffff09e6000-7ffff0be5000 ---p 0008b000 08:01 665804                     /usr/lib/x86_64-linux-gnu/libdirac_encoder.so.0.1.0
7ffff0be5000-7ffff0be8000 r--p 0008a000 08:01 665804                     /usr/lib/x86_64-linux-gnu/libdirac_encoder.so.0.1.0
7ffff0be8000-7ffff0bea000 rw-p 0008d000 08:01 665804                     /usr/lib/x86_64-linux-gnu/libdirac_encoder.so.0.1.0
7ffff0bea000-7ffff0beb000 rw-p 00000000 00:00 0 
7ffff0beb000-7ffff0bf8000 r-xp 00000000 08:01 665806                     /usr/lib/x86_64-linux-gnu/libgsm.so.1.0.12
7ffff0bf8000-7ffff0df7000 ---p 0000d000 08:01 665806                     /usr/lib/x86_64-linux-gnu/libgsm.so.1.0.12
7ffff0df7000-7ffff0df8000 rw-p 0000c000 08:01 665806                     /usr/lib/x86_64-linux-gnu/libgsm.so.1.0.12
Program received signal SIGABRT, Aborted.
0x00007ffff5989475 in *__GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
64      ../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.
(gdb) backtrace 
#0  0x00007ffff5989475 in *__GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
#1  0x00007ffff598c6f0 in *__GI_abort () at abort.c:92
#2  0x00007ffff59c332b in __libc_message (do_abort=<optimized out>, fmt=<optimized out>) at ../sysdeps/unix/sysv/linux/libc_fatal.c:189
#3  0x00007ffff59ccb76 in malloc_printerr (action=3, str=0x7ffff5aa06eb "corrupted double-linked list", ptr=<optimized out>)
    at malloc.c:6283
#4  0x00007ffff59ce60c in _int_free (av=0x7ffff5cd9e60, p=0x630180) at malloc.c:4973
#5  0x00007ffff59d18ac in *__GI___libc_free (mem=<optimized out>) at malloc.c:3738
#6  0x00007ffff618a34c in av_freep (arg=0x646f88) at /build/libav-2WNWdL/libav-0.8.3/libavutil/mem.c:150
#7  0x00007ffff618a9cc in av_opt_free (obj=obj at entry=0x646e40) at /build/libav-2WNWdL/libav-0.8.3/libavutil/opt.c:721
#8  0x00007ffff6864cec in avcodec_close (avctx=0x646e40) at /build/libav-2WNWdL/libav-0.8.3/libavcodec/utils.c:1309
#9  0x000000000040767c in transcode (nb_input_files=-1, input_files=0x644d70, nb_output_files=1, output_files=0x648ca0)
    at /build/libav-2WNWdL/libav-0.8.3/avconv.c:2811
#10 main (argc=<optimized out>, argv=<optimized out>) at /build/libav-2WNWdL/libav-0.8.3/avconv.c:4534
(gdb) quit
A debugging session is active.

        Inferior 1 [process 15767] will be killed.

Quit anyway? (y or n) y


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