[FFmpeg-trac] #2724(avcodec:new): rv10 crash with low mem

FFmpeg trac at avcodec.org
Sun Jun 30 22:34:58 CEST 2013 

#2724: rv10 crash with low mem
-------------------------------------+-----------------------------------
             Reporter:  ami_stuff    |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  important    |                Component:  avcodec
              Version:  git-master   |               Resolution:
             Keywords:  crash abort  |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-----------------------------------

Comment (by ami_stuff):

 {{{
 knoppix at Microknoppix:/media/sdb1$ ulimit -c unlimited -Sv 18900
 knoppix at Microknoppix:/media/sdb1$ ./ffmpeg_g -i o/rv1.rm -f null -
 ffmpeg version 1.1.git Copyright (c) 2000-2013 the FFmpeg developers
   built on Jun 30 2013 17:18:20 with gcc 4.7 (Debian 4.7.2-4)
   configuration: --disable-asm --disable-ffprobe --disable-ffserver
 --enable-gpl
   libavutil      52. 37.101 / 52. 37.101
   libavcodec     55. 17.100 / 55. 17.100
   libavformat    55. 10.100 / 55. 10.100
   libavdevice    55.  2.100 / 55.  2.100
   libavfilter     3. 77.101 /  3. 77.101
   libswscale      2.  3.100 /  2.  3.100
   libswresample   0. 17.102 /  0. 17.102
   libpostproc    52.  3.100 / 52.  3.100
 [rm @ 0x905cc50] Invalid stream index 1 for index at pos 1523773
 Input #0, rm, from 'o/rv1.rm':
   Metadata:
     Generated By    : Media Cleaner Pro 4.0 for Windows
     Target Audiences: Corporate LAN (1000 Kbps);
     Audio Format    : No Audio
     Video Quality   : Normal Motion Video
     Creation Date   : 4/20/2012 16:57:30
     Modification Date: 4/20/2012 16:57:30
     File ID         : 51c3d56c-137c-4ae5-b604-f74f5b5a25f3
     title           :
     author          :
     copyright       :
     comment         :
   Duration: 00:00:15.01, start: 0.000000, bitrate: 812 kb/s
     Stream #0:0: Video: rv10 (RV10 / 0x30315652), yuv420p, 320x240, 1000
 kb/s, 15 fps, 15 tbr, 1k tbn, 1k tbc
 Output #0, null, to 'pipe:':
   Metadata:
     Generated By    : Media Cleaner Pro 4.0 for Windows
     Target Audiences: Corporate LAN (1000 Kbps);
     Audio Format    : No Audio
     Video Quality   : Normal Motion Video
     Creation Date   : 4/20/2012 16:57:30
     Modification Date: 4/20/2012 16:57:30
     File ID         : 51c3d56c-137c-4ae5-b604-f74f5b5a25f3
     title           :
     author          :
     copyright       :
     comment         :
     encoder         : Lavf55.10.100
     Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 320x240,
 q=2-31, 200 kb/s, 90k tbn, 15 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (rv10 -> rawvideo)
 Press [q] to stop, [?] for help
 [null @ 0x9064cb0] Encoder did not produce proper pts, making some up.
 [rv10 @ 0x905d4a0] get_buffer() failed
 [rv10 @ 0x905d4a0] thread_get_buffer() failed
 [rv10 @ 0x905d4a0] get_buffer() failed (-12 (nil))
 [rv10 @ 0x905d4a0] releasing zombie picture
 [rv10 @ 0x905d4a0] get_buffer() failed
 [rv10 @ 0x905d4a0] thread_get_buffer() failed
 [rv10 @ 0x905d4a0] get_buffer() failed (-12 (nil))
 [rv10 @ 0x905d4a0] releasing zombie picture
 [rv10 @ 0x905d4a0] get_buffer() failed
 [rv10 @ 0x905d4a0] thread_get_buffer() failed
 [rv10 @ 0x905d4a0] get_buffer() failed (-12 (nil))
 [rv10 @ 0x905d4a0] releasing zombie picture
 [rv10 @ 0x905d4a0] get_buffer() failed
 [rv10 @ 0x905d4a0] thread_get_buffer() failed
 [rv10 @ 0x905d4a0] get_buffer() failed (-12 (nil))
 [rv10 @ 0x905d4a0] releasing zombie picture
 [rv10 @ 0x905d4a0] get_buffer() failed
 [rv10 @ 0x905d4a0] thread_get_buffer() failed
 [rv10 @ 0x905d4a0] get_buffer() failed (-12 (nil))
 [rv10 @ 0x905d4a0] releasing zombie picture
 [rv10 @ 0x905d4a0] get_buffer() failed
 [rv10 @ 0x905d4a0] thread_get_buffer() failed
 [rv10 @ 0x905d4a0] get_buffer() failed (-12 (nil))
 [rv10 @ 0x905d4a0] releasing zombie picture
 [rv10 @ 0x905d4a0] get_buffer() failed
 [rv10 @ 0x905d4a0] thread_get_buffer() failed
 [rv10 @ 0x905d4a0] get_buffer() failed (-12 (nil))
 [rv10 @ 0x905d4a0] releasing zombie picture
 [rv10 @ 0x905d4a0] get_buffer() failed
 [rv10 @ 0x905d4a0] thread_get_buffer() failed
 [rv10 @ 0x905d4a0] get_buffer() failed (-12 (nil))
 [rv10 @ 0x905d4a0] releasing zombie picture
 [rv10 @ 0x905d4a0] get_buffer() failed
 [rv10 @ 0x905d4a0] thread_get_buffer() failed
 [rv10 @ 0x905d4a0] get_buffer() failed (-12 (nil))
 [rv10 @ 0x905d4a0] releasing zombie picture
 [rv10 @ 0x905d4a0] get_buffer() failed
 [rv10 @ 0x905d4a0] thread_get_buffer() failed
 [rv10 @ 0x905d4a0] get_buffer() failed (-12 (nil))
 [rv10 @ 0x905d4a0] releasing zombie picture
 [rv10 @ 0x905d4a0] get_buffer() failed
 [rv10 @ 0x905d4a0] thread_get_buffer() failed
 [rv10 @ 0x905d4a0] get_buffer() failed (-12 (nil))
 [rv10 @ 0x905d4a0] marker missing
 [rv10 @ 0x905d4a0] pb frame is not implemented. Update your FFmpeg version
 to the newest one from Git. If the problem still occurs, it means that
 your file has a feature which has not been implemented.
 [rv10 @ 0x905d4a0] If you want to help, upload a sample of this file to
 ftp://upload.ffmpeg.org/MPlayer/incoming/ and contact the ffmpeg-devel
 mailing list.
 [rv10 @ 0x905d4a0] HEADER ERROR
 Segmentation fault (core dumped)
 knoppix at Microknoppix:/media/sdb1$ ulimit -c unlimited -Sv
 199999000knoppix at Microknoppix:/media/sdb1$ ./gdb -c core ffmpeg_g

 warning: Can not parse XML syscalls information; XML support was disabled
 at compile time.
 GNU gdb (GDB) 7.0.1-debian
 Copyright (C) 2009 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 "i486-linux-gnu".
 For bug reporting instructions, please see:
 <http://www.gnu.org/software/gdb/bugs/>...
 Reading symbols from /media/sdb1/ffmpeg_g...done.

 warning: Can't read pathname for load map: Input/output error.
 Reading symbols from /lib/i386-linux-gnu/libm.so.6...(no debugging symbols
 found)...done.
 Loaded symbols for /lib/i386-linux-gnu/libm.so.6
 Reading symbols from /lib/i386-linux-gnu/librt.so.1...(no debugging
 symbols found)...done.
 Loaded symbols for /lib/i386-linux-gnu/librt.so.1
 Reading symbols from /lib/i386-linux-gnu/libpthread.so.0...(no debugging
 symbols found)...done.
 Loaded symbols for /lib/i386-linux-gnu/libpthread.so.0
 Reading symbols from /lib/i386-linux-gnu/libc.so.6...(no debugging symbols
 found)...done.
 Loaded symbols for /lib/i386-linux-gnu/libc.so.6
 Reading symbols from /lib/ld-linux.so.2...(no debugging symbols
 found)...done.
 Loaded symbols for /lib/ld-linux.so.2
 Failed to read a valid object file image from memory.
 Core was generated by `./ffmpeg_g -i o/rv1.rm -f null -'.
 Program terminated with signal 11, Segmentation fault.
 #0  0x081ea7b4 in rm_assemble_video_frame (s=0x905cc50, pb=0x9065230,
     st=0x905d270, ast=0x905d880, len=1396, pkt=0xbfb3cff8, seq=0xbfb3ce48,
     flags=0, timestamp=-9223372036854775808) at libavformat/rmdec.c:724
 724         AV_WL32(vst->pkt.data - 7 + 8*vst->cur_slice, 1);
 (gdb) bt
 #0  0x081ea7b4 in rm_assemble_video_frame (s=0x905cc50, pb=0x9065230,
     st=0x905d270, ast=0x905d880, len=1396, pkt=0xbfb3cff8, seq=0xbfb3ce48,
     flags=0, timestamp=-9223372036854775808) at libavformat/rmdec.c:724
 #1  ff_rm_parse_packet (s=0x905cc50, pb=0x9065230, st=0x905d270,
     ast=0x905d880, len=1396, pkt=0xbfb3cff8, seq=0xbfb3ce48, flags=0,
     timestamp=-9223372036854775808) at libavformat/rmdec.c:779
 #2  0x081ead88 in rm_read_packet (s=0x905cc50, pkt=0xbfb3cff8)
     at libavformat/rmdec.c:925
 #3  0x082270b7 in ff_read_packet (s=0x905cc50, pkt=0xbfb3cff8)
     at libavformat/utils.c:642
 #4  0x08229a19 in read_frame_internal (s=0x905cc50, pkt=0xbfb3d3a8)
     at libavformat/utils.c:1294
 #5  0x0822a65a in av_read_frame (s=0x905cc50, pkt=0xbfb3d3a8)
     at libavformat/utils.c:1398
 #6  0x080b08d6 in get_input_packet (file_index=0) at ffmpeg.c:2853
 #7  process_input (file_index=0) at ffmpeg.c:2890
 #8  0x0809d7c0 in transcode_step (argc=<value optimized out>,
     argv=<value optimized out>) at ffmpeg.c:3160
 #9  transcode (argc=<value optimized out>, argv=<value optimized out>)
     at ffmpeg.c:3212
 #10 main (argc=<value optimized out>, argv=<value optimized out>)
     at ffmpeg.c:3390
 (gdb)
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/2724#comment:5>
FFmpeg <http://ffmpeg.org>
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