[FFmpeg-trac] #9063(undetermined:new): Segmentation fault when encoding with dnxhd with yuv444p10le

FFmpeg trac at avcodec.org
Tue Jan 12 10:32:16 EET 2021


#9063: Segmentation fault when encoding with dnxhd with yuv444p10le
-------------------------------------+-------------------------------------
             Reporter:  difs         |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:  git-
  undetermined                       |  master
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 Summary of the bug: I am trying to encode an 8K video file with
 yuv444p10le pixel format by using the dnxhd encoder. Every time, I receive
 a 'segmentation fault' error. I have managed to reproduce the error
 without using the large YUV file.

 How to reproduce:
 {{{
 ~/ffmpeg_sources/ffmpeg$ valgrind --max-threads=1000 ./ffmpeg_g -f lavfi
 -i nullsrc=size=7680x4320:rate=60 -vf "geq=random(1)*255:128:128" -pix_fmt
 yuv444p10le -c:v dnxhd -profile:v 5 -f null -
 ==208942== Memcheck, a memory error detector
 ==208942== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
 ==208942== Using Valgrind-3.13.0 and LibVEX; rerun with -h for copyright
 info
 ==208942== Command: ./ffmpeg_g -f lavfi -i nullsrc=size=7680x4320:rate=60
 -vf geq=random(1)*255:128:128 -pix_fmt yuv444p10le -c:v dnxhd -profile:v 5
 -f null -
 ==208942==
 ffmpeg version N-100607-g9219ed213d Copyright (c) 2000-2021 the FFmpeg
 developers
   built with gcc 9 (Ubuntu 9.2.1-17ubuntu1~18.04.1)
   configuration: --prefix=/home/difs/ffmpeg_build --pkg-config-
 flags=--static --extra-cflags=-I/home/difs/ffmpeg_build/include --extra-
 ldflags=-L/home/difs/ffmpeg_build/lib --extra-libs='-lpthread -lm'
 --bindir=/home/difs/bin --enable-gpl --enable-gnutls --enable-libass
 --enable-libfdk-aac --enable-libfreetype --enable-libmp3lame --enable-
 libopus --enable-libvorbis --enable-libvpx --enable-libx264 --enable-
 libx265 --enable-nonfree --enable-debug
   libavutil      56. 63.100 / 56. 63.100
   libavcodec     58.115.102 / 58.115.102
   libavformat    58. 65.101 / 58. 65.101
   libavdevice    58. 11.103 / 58. 11.103
   libavfilter     7. 95.100 /  7. 95.100
   libswscale      5.  8.100 /  5.  8.100
   libswresample   3.  8.100 /  3.  8.100
   libpostproc    55.  8.100 / 55.  8.100
 Input #0, lavfi, from 'nullsrc=size=7680x4320:rate=60':
   Duration: N/A, start: 0.000000, bitrate: N/A
     Stream #0:0: Video: rawvideo (I420 / 0x30323449), yuv420p, 7680x4320
 [SAR 1:1 DAR 16:9], 60 tbr, 60 tbn, 60 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (rawvideo (native) -> dnxhd (native))
 Press [q] to stop, [?] for help
 ==208942== Warning: set address range perms: large range [0x108fbb080,
 0x148538280) (undefined)
 ==208942== Warning: set address range perms: large range [0x148539080,
 0x187ab6280) (undefined)
 ==208942== Warning: set address range perms: large range [0x187ab7080,
 0x1c7034280) (undefined)
 ==208942== Warning: set address range perms: large range [0x1c7035080,
 0x2065b2280) (undefined)
 ==208942== Warning: set address range perms: large range [0x2065b3080,
 0x245b30280) (undefined)
 ==208942== Warning: set address range perms: large range [0x246732080,
 0x285caf280) (undefined)
 ==208942== Warning: set address range perms: large range [0x2868b1080,
 0x2c5e2e280) (undefined)
 ==208942== Warning: set address range perms: large range [0x2c6a30080,
 0x305fad280) (undefined)
 ==208942== Warning: set address range perms: large range [0x306baf080,
 0x34612c280) (undefined)
 ==208942== Warning: set address range perms: large range [0x346d2e080,
 0x3862ab280) (undefined)
 ==208942== Warning: set address range perms: large range [0x386ead080,
 0x3c642a280) (undefined)
 ==208942== Warning: set address range perms: large range [0x3c6c2c080,
 0x4061a9280) (undefined)
 ==208942== Warning: set address range perms: large range [0x406dab080,
 0x446328280) (undefined)
 ==208942== Warning: set address range perms: large range [0x446f2a080,
 0x4864a7280) (undefined)
 ==208942== Warning: set address range perms: large range [0x4870a9080,
 0x4c6626280) (undefined)
 ==208942== Warning: set address range perms: large range [0x4c7228080,
 0x5067a5280) (undefined)
 ==208942== Warning: set address range perms: large range [0x5073a7080,
 0x546924280) (undefined)
 ==208942== Warning: set address range perms: large range [0x547526080,
 0x586aa3280) (undefined)
 ==208942== Warning: set address range perms: large range [0x5872a5080,
 0x5c6822280) (undefined)
 ==208942== Warning: set address range perms: large range [0x5c7424080,
 0x6069a1280) (undefined)
 ==208942== Warning: set address range perms: large range [0x6075a3080,
 0x646b20280) (undefined)
 ==208942== Warning: set address range perms: large range [0x647722080,
 0x686c9f280) (undefined)
 ==208942== Warning: set address range perms: large range [0x6878a1080,
 0x6c6e1e280) (undefined)
 ==208942== Warning: set address range perms: large range [0x6c7a20080,
 0x706f9d280) (undefined)
 ==208942== Warning: set address range perms: large range [0x707b9f080,
 0x74711c280) (undefined)
 ==208942== Warning: set address range perms: large range [0x74791e080,
 0x786e9b280) (undefined)
 ==208942== Warning: set address range perms: large range [0x787a9d080,
 0x7c701a280) (undefined)
 ==208942== Warning: set address range perms: large range [0x7c7c1c080,
 0x807199280) (undefined)
 ==208942== Warning: set address range perms: large range [0x807d9b080,
 0x847318280) (undefined)
 ==208942== Warning: set address range perms: large range [0x847f1a080,
 0x887497280) (undefined)
 ==208942== Warning: set address range perms: large range [0x888099080,
 0x8c7616280) (undefined)
 ==208942== Warning: set address range perms: large range [0x8c8218080,
 0x907795280) (undefined)
 ==208942== Warning: set address range perms: large range [0x908397080,
 0x947914280) (undefined)
 ==208942== Warning: set address range perms: large range [0x948116080,
 0x987693280) (undefined)
 ==208942== Warning: set address range perms: large range [0x988295080,
 0x9c7812280) (undefined)
 ==208942== Warning: set address range perms: large range [0x9c8414080,
 0xa07991280) (undefined)
 ==208942== Warning: set address range perms: large range [0xa08593080,
 0xa47b10280) (undefined)
 ==208942== Warning: set address range perms: large range [0xa48712080,
 0xa87c8f280) (undefined)
 ==208942== Warning: set address range perms: large range [0xa88891080,
 0xac7e0e280) (undefined)
 ==208942== Warning: set address range perms: large range [0xac8a10080,
 0xb07f8d280) (undefined)
 ==208942== Warning: set address range perms: large range [0xb0878f080,
 0xb47d0c280) (undefined)
 ==208942== Warning: set address range perms: large range [0xb4890e080,
 0xb87e8b280) (undefined)
 ==208942== Warning: set address range perms: large range [0xb88a8d080,
 0xbc800a280) (undefined)
 ==208942== Warning: set address range perms: large range [0xbc8c0c080,
 0xc08189280) (undefined)
 ==208942== Warning: set address range perms: large range [0xc08d8b080,
 0xc48308280) (undefined)
 ==208942== Warning: set address range perms: large range [0xc48f0a080,
 0xc88487280) (undefined)
 ==208942== Warning: set address range perms: large range [0xc89089080,
 0xcc8606280) (undefined)
 ==208942== Warning: set address range perms: large range [0xcc8e08080,
 0xd08385280) (undefined)
 ==208942== Warning: set address range perms: large range [0xd08f87080,
 0xd48504280) (undefined)
 ==208942== Warning: set address range perms: large range [0xd49106080,
 0xd88683280) (undefined)
 ==208942== Warning: set address range perms: large range [0xd89285080,
 0xdc8802280) (undefined)
 ==208942== Warning: set address range perms: large range [0xdc9404080,
 0xe08981280) (undefined)
 ==208942== Warning: set address range perms: large range [0xe09583080,
 0xe48b00280) (undefined)
 ==208942== Warning: set address range perms: large range [0xe49702080,
 0xe88c7f280) (undefined)
 ==208942== Warning: set address range perms: large range [0xe89881080,
 0xec8dfe280) (undefined)
 ==208942== Warning: set address range perms: large range [0xec9600080,
 0xf08b7d280) (undefined)
 ==208942== Warning: set address range perms: large range [0xf0977f080,
 0xf48cfc280) (undefined)
 ==208942== Warning: set address range perms: large range [0xf498fe080,
 0xf88e7b280) (undefined)
 ==208942== Warning: set address range perms: large range [0xf89a7d080,
 0xfc8ffa280) (undefined)
 ==208942== Warning: set address range perms: large range [0x1415dc7080,
 0x1455344280) (undefined)
 ==208942== Warning: set address range perms: large range [0x1465485080,
 0x14a4a02280) (undefined)
 ==208942== Warning: set address range perms: large range [0x14b4b4b080,
 0x14f40c8280) (undefined)
 ==208942== Warning: set address range perms: large range [0x1504211080,
 0x154378e280) (undefined)
 ==208942== Warning: set address range perms: large range [0x15538cb080,
 0x1592e48280) (undefined)
 ==208942== Warning: set address range perms: large range [0x15a2f91080,
 0x15e250e280) (undefined)
 Output #0, null, to 'pipe:':
   Metadata:
     encoder         : Lavf58.65.101
     Stream #0:0: Video: dnxhd (DNXHR 444) (AVdh / 0x68645641),
 yuv444p10le(tv, progressive), 7680x4320 [SAR 1:1 DAR 16:9], q=2-31, 200
 kb/s, 60 fps, 60 tbn
     Metadata:
       encoder         : Lavc58.115.102 dnxhd
 ==208942== Thread 451:0.0 size=N/A time=00:00:00.00 bitrate=N/A speed=
 0x
 ==208942== Invalid write of size 8
 ==208942==    at 0x4C3865E: memset (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x74F369: memset (string_fortified.h:71)
 ==208942==    by 0x74F369: dnxhd_encode_picture (dnxhdenc.c:1310)
 ==208942==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==208942==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==208942==    by 0xA24A71E: clone (clone.S:95)
 ==208942==  Address 0xfcf588be0 is 30,964,576 bytes inside a block of size
 30,964,580 alloc'd
 ==208942==    at 0x4C33E76: memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x4C33F91: posix_memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x1074A34: av_malloc (mem.c:86)
 ==208942==    by 0x1074C59: av_mallocz (mem.c:239)
 ==208942==    by 0xAACB5F: ff_fast_malloc (mem_internal.h:150)
 ==208942==    by 0xAACB5F: av_fast_padded_malloc (utils.c:80)
 ==208942==    by 0x785880: ff_alloc_packet2 (encode.c:44)
 ==208942==    by 0x74EB95: dnxhd_encode_picture (dnxhdenc.c:1273)
 ==208942==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==208942==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==208942==    by 0xA24A71E: clone (clone.S:95)
 ==208942==
 ==208942== Invalid write of size 8
 ==208942==    at 0x4C38662: memset (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x74F369: memset (string_fortified.h:71)
 ==208942==    by 0x74F369: dnxhd_encode_picture (dnxhdenc.c:1310)
 ==208942==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==208942==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==208942==    by 0xA24A71E: clone (clone.S:95)
 ==208942==  Address 0xfcf588be8 is 4 bytes after a block of size
 30,964,580 alloc'd
 ==208942==    at 0x4C33E76: memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x4C33F91: posix_memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x1074A34: av_malloc (mem.c:86)
 ==208942==    by 0x1074C59: av_mallocz (mem.c:239)
 ==208942==    by 0xAACB5F: ff_fast_malloc (mem_internal.h:150)
 ==208942==    by 0xAACB5F: av_fast_padded_malloc (utils.c:80)
 ==208942==    by 0x785880: ff_alloc_packet2 (encode.c:44)
 ==208942==    by 0x74EB95: dnxhd_encode_picture (dnxhdenc.c:1273)
 ==208942==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==208942==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==208942==    by 0xA24A71E: clone (clone.S:95)
 ==208942==
 ==208942== Invalid write of size 8
 ==208942==    at 0x4C38657: memset (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x74F369: memset (string_fortified.h:71)
 ==208942==    by 0x74F369: dnxhd_encode_picture (dnxhdenc.c:1310)
 ==208942==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==208942==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==208942==    by 0xA24A71E: clone (clone.S:95)
 ==208942==  Address 0xfcf588bf0 is 12 bytes after a block of size
 30,964,580 alloc'd
 ==208942==    at 0x4C33E76: memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x4C33F91: posix_memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x1074A34: av_malloc (mem.c:86)
 ==208942==    by 0x1074C59: av_mallocz (mem.c:239)
 ==208942==    by 0xAACB5F: ff_fast_malloc (mem_internal.h:150)
 ==208942==    by 0xAACB5F: av_fast_padded_malloc (utils.c:80)
 ==208942==    by 0x785880: ff_alloc_packet2 (encode.c:44)
 ==208942==    by 0x74EB95: dnxhd_encode_picture (dnxhdenc.c:1273)
 ==208942==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==208942==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==208942==    by 0xA24A71E: clone (clone.S:95)
 ==208942==
 ==208942== Invalid write of size 8
 ==208942==    at 0x4C3865A: memset (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x74F369: memset (string_fortified.h:71)
 ==208942==    by 0x74F369: dnxhd_encode_picture (dnxhdenc.c:1310)
 ==208942==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==208942==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==208942==    by 0xA24A71E: clone (clone.S:95)
 ==208942==  Address 0xfcf588bf8 is 20 bytes after a block of size
 30,964,580 alloc'd
 ==208942==    at 0x4C33E76: memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x4C33F91: posix_memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x1074A34: av_malloc (mem.c:86)
 ==208942==    by 0x1074C59: av_mallocz (mem.c:239)
 ==208942==    by 0xAACB5F: ff_fast_malloc (mem_internal.h:150)
 ==208942==    by 0xAACB5F: av_fast_padded_malloc (utils.c:80)
 ==208942==    by 0x785880: ff_alloc_packet2 (encode.c:44)
 ==208942==    by 0x74EB95: dnxhd_encode_picture (dnxhdenc.c:1273)
 ==208942==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==208942==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==208942==    by 0xA24A71E: clone (clone.S:95)
 ==208942==
 ==208942==
 ==208942== Process terminating with default action of signal 11 (SIGSEGV)
 ==208942==  Access not within mapped region at address 0xFCF589000
 ==208942==    at 0x4C3865E: memset (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==208942==    by 0x74F369: memset (string_fortified.h:71)
 ==208942==    by 0x74F369: dnxhd_encode_picture (dnxhdenc.c:1310)
 ==208942==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==208942==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==208942==    by 0xA24A71E: clone (clone.S:95)
 ==208942==  If you believe this happened as a result of a stack
 ==208942==  overflow in your program's main thread (unlikely but
 ==208942==  possible), you can try to increase the size of the
 ==208942==  main thread stack using the --main-stacksize= flag.
 ==208942==  The main thread stack size used in this run was 8388608.
 ==208942==
 ==208942== HEAP SUMMARY:
 ==208942==     in use at exit: 69,642,898,675 bytes in 3,668 blocks
 ==208942==   total heap usage: 8,753 allocs, 5,085 frees, 69,695,508,041
 bytes allocated
 ==208942==
 ==208942== LEAK SUMMARY:
 ==208942==    definitely lost: 0 bytes in 0 blocks
 ==208942==    indirectly lost: 0 bytes in 0 blocks
 ==208942==      possibly lost: 172,032 bytes in 512 blocks
 ==208942==    still reachable: 69,642,726,643 bytes in 3,156 blocks
 ==208942==         suppressed: 0 bytes in 0 blocks
 ==208942== Rerun with --leak-check=full to see details of leaked memory
 ==208942==
 ==208942== For counts of detected and suppressed errors, rerun with: -v
 ==208942== ERROR SUMMARY: 133 errors from 4 contexts (suppressed: 0 from
 0)
 Segmentation fault (core dumped)
 }}}

 Original problem with large 8K YUV file:

 {{{
 ~/ffmpeg_sources/ffmpeg$ valgrind ./ffmpeg_g -f rawvideo -s:v 7680x4320 -r
 60 -pix_fmt yuv444p10le -i
 /file0/video/codeccomp/8K_444/FollowCar_7680x4320_bt709l_444p_10b_60.yuv
 -c:v dnxhd -profile:v 5 -nitris_compat 1 -y
 FollowCar_7680x4320_bt709l_444p_10b_60_dnxhd.mxf
 ==57691== Memcheck, a memory error detector
 ==57691== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al.
 ==57691== Using Valgrind-3.13.0 and LibVEX; rerun with -h for copyright
 info
 ==57691== Command: ./ffmpeg_g -f rawvideo -s:v 7680x4320 -r 60 -pix_fmt
 yuv444p10le -i
 /file0/video/codeccomp/8K_444/FollowCar_7680x4320_bt709l_444p_10b_60.yuv
 -c:v dnxhd -profile:v 5 -nitris_compat 1 -y
 FollowCar_7680x4320_bt709l_444p_10b_60_dnxhd.mxf
 ==57691==
 ffmpeg version N-100607-g9219ed213d Copyright (c) 2000-2021 the FFmpeg
 developers
   built with gcc 9 (Ubuntu 9.2.1-17ubuntu1~18.04.1)
   configuration: --prefix=/home/difs/ffmpeg_build --pkg-config-
 flags=--static --extra-cflags=-I/home/difs/ffmpeg_build/include --extra-
 ldflags=-L/home/difs/ffmpeg_build/lib --extra-libs='-lpthread -lm'
 --bindir=/home/difs/bin --enable-gpl --enable-gnutls --enable-libass
 --enable-libfdk-aac --enable-libfreetype --enable-libmp3lame --enable-
 libopus --enable-libvorbis --enable-libvpx --enable-libx264 --enable-
 libx265 --enable-nonfree --enable-debug
   libavutil      56. 63.100 / 56. 63.100
   libavcodec     58.115.102 / 58.115.102
   libavformat    58. 65.101 / 58. 65.101
   libavdevice    58. 11.103 / 58. 11.103
   libavfilter     7. 95.100 /  7. 95.100
   libswscale      5.  8.100 /  5.  8.100
   libswresample   3.  8.100 /  3.  8.100
   libpostproc    55.  8.100 / 55.  8.100
 [rawvideo @ 0x11b890c0] Estimating duration from bitrate, this may be
 inaccurate
 Input #0, rawvideo, from
 '/file0/video/codeccomp/8K_444/FollowCar_7680x4320_bt709l_444p_10b_60.yuv':
   Duration: 00:01:00.00, start: 0.000000, bitrate: 95551488 kb/s
     Stream #0:0: Video: rawvideo (Y3[0][10] / 0xA003359), yuv444p10le,
 7680x4320, 95551488 kb/s, 60 tbr, 60 tbn, 60 tbc
 Stream mapping:
   Stream #0:0 -> #0:0 (rawvideo (native) -> dnxhd (native))
 Press [q] to stop, [?] for help
 ==57691== Warning: set address range perms: large range [0x8feaf080,
 0xcf42c280) (undefined)
 ==57691== Warning: set address range perms: large range [0xd002e080,
 0x10f5ab280) (undefined)
 ==57691== Warning: set address range perms: large range [0x1101ad080,
 0x14f72a280) (undefined)
 ==57691== Warning: set address range perms: large range [0x15032c080,
 0x18f8a9280) (undefined)
 ==57691== Warning: set address range perms: large range [0x1904ab080,
 0x1cfa28280) (undefined)
 ==57691== Warning: set address range perms: large range [0x1d022a080,
 0x20f7a7280) (undefined)
 ==57691== Warning: set address range perms: large range [0x2103a9080,
 0x24f926280) (undefined)
 ==57691== Warning: set address range perms: large range [0x250528080,
 0x28faa5280) (undefined)
 ==57691== Warning: set address range perms: large range [0x2906a7080,
 0x2cfc24280) (undefined)
 ==57691== Warning: set address range perms: large range [0x2d0826080,
 0x30fda3280) (undefined)
 ==57691== Warning: set address range perms: large range [0x3109a5080,
 0x34ff22280) (undefined)
 ==57691== Warning: set address range perms: large range [0x350b24080,
 0x3900a1280) (undefined)
 ==57691== Warning: set address range perms: large range [0x3908a3080,
 0x3cfe20280) (undefined)
 ==57691== Warning: set address range perms: large range [0x3d0a22080,
 0x40ff9f280) (undefined)
 ==57691== Warning: set address range perms: large range [0x410ba1080,
 0x45011e280) (undefined)
 ==57691== Warning: set address range perms: large range [0x450d20080,
 0x49029d280) (undefined)
 ==57691== Warning: set address range perms: large range [0x490e9f080,
 0x4d041c280) (undefined)
 ==57691== Warning: set address range perms: large range [0x4d101e080,
 0x51059b280) (undefined)
 ==57691== Warning: set address range perms: large range [0x51119d080,
 0x55071a280) (undefined)
 ==57691== Warning: set address range perms: large range [0x55131c080,
 0x590899280) (undefined)
 ==57691== Warning: set address range perms: large range [0x59109b080,
 0x5d0618280) (undefined)
 ==57691== Warning: set address range perms: large range [0x5d121a080,
 0x610797280) (undefined)
 ==57691== Warning: set address range perms: large range [0x611399080,
 0x650916280) (undefined)
 ==57691== Warning: set address range perms: large range [0x651518080,
 0x690a95280) (undefined)
 ==57691== Warning: set address range perms: large range [0x691697080,
 0x6d0c14280) (undefined)
 ==57691== Warning: set address range perms: large range [0x6d1816080,
 0x710d93280) (undefined)
 ==57691== Warning: set address range perms: large range [0x711995080,
 0x750f12280) (undefined)
 ==57691== Warning: set address range perms: large range [0x751714080,
 0x790c91280) (undefined)
 ==57691== Warning: set address range perms: large range [0x791893080,
 0x7d0e10280) (undefined)
 ==57691== Warning: set address range perms: large range [0x7d1a12080,
 0x810f8f280) (undefined)
 ==57691== Warning: set address range perms: large range [0x811b91080,
 0x85110e280) (undefined)
 ==57691== Warning: set address range perms: large range [0x851d10080,
 0x89128d280) (undefined)
 ==57691== Warning: set address range perms: large range [0x891e8f080,
 0x8d140c280) (undefined)
 ==57691== Warning: set address range perms: large range [0x8d200e080,
 0x91158b280) (undefined)
 ==57691== Warning: set address range perms: large range [0x911d8d080,
 0x95130a280) (undefined)
 ==57691== Warning: set address range perms: large range [0x951f0c080,
 0x991489280) (undefined)
 ==57691== Warning: set address range perms: large range [0x99208b080,
 0x9d1608280) (undefined)
 ==57691== Warning: set address range perms: large range [0x9d220a080,
 0xa11787280) (undefined)
 ==57691== Warning: set address range perms: large range [0xa12389080,
 0xa51906280) (undefined)
 ==57691== Warning: set address range perms: large range [0xa52508080,
 0xa91a85280) (undefined)
 ==57691== Warning: set address range perms: large range [0xa92687080,
 0xad1c04280) (undefined)
 ==57691== Warning: set address range perms: large range [0xad2406080,
 0xb11983280) (undefined)
 ==57691== Warning: set address range perms: large range [0xb12585080,
 0xb51b02280) (undefined)
 ==57691== Warning: set address range perms: large range [0xb52704080,
 0xb91c81280) (undefined)
 ==57691== Warning: set address range perms: large range [0xb92883080,
 0xbd1e00280) (undefined)
 ==57691== Warning: set address range perms: large range [0xbd2a02080,
 0xc11f7f280) (undefined)
 ==57691== Warning: set address range perms: large range [0xc12b81080,
 0xc520fe280) (undefined)
 ==57691== Warning: set address range perms: large range [0xc52d00080,
 0xc9227d280) (undefined)
 ==57691== Warning: set address range perms: large range [0xc92e7f080,
 0xcd23fc280) (undefined)
 ==57691== Warning: set address range perms: large range [0xcd2bfe080,
 0xd1217b280) (undefined)
 ==57691== Warning: set address range perms: large range [0xd12d7d080,
 0xd522fa280) (undefined)
 ==57691== Warning: set address range perms: large range [0xd52efc080,
 0xd92479280) (undefined)
 ==57691== Warning: set address range perms: large range [0xd9307b080,
 0xdd25f8280) (undefined)
 ==57691== Warning: set address range perms: large range [0xdd31fa080,
 0xe12777280) (undefined)
 ==57691== Warning: set address range perms: large range [0xe13379080,
 0xe528f6280) (undefined)
 ==57691== Warning: set address range perms: large range [0xe534f8080,
 0xe92a75280) (undefined)
 ==57691== Warning: set address range perms: large range [0xe93277080,
 0xed27f4280) (undefined)
 ==57691== Warning: set address range perms: large range [0xed33f6080,
 0xf12973280) (undefined)
 ==57691== Warning: set address range perms: large range [0xf13575080,
 0xf52af2280) (undefined)
 ==57691== Warning: set address range perms: large range [0xf536f4080,
 0xf92c71280) (undefined)
 ==57691== Warning: set address range perms: large range [0xf93873080,
 0xfd2df0280) (undefined)
 ==57691== Warning: set address range perms: large range [0x1406df3080,
 0x1446370280) (undefined)
 ==57691== Warning: set address range perms: large range [0x14564b5080,
 0x1495a32280) (undefined)
 ==57691== Warning: set address range perms: large range [0x14a5b7b080,
 0x14e50f8280) (undefined)
 ==57691== Warning: set address range perms: large range [0x14f523d080,
 0x15347ba280) (undefined)
 Output #0, mxf, to 'FollowCar_7680x4320_bt709l_444p_10b_60_dnxhd.mxf':
   Metadata:
     encoder         : Lavf58.65.101
     Stream #0:0: Video: dnxhd (DNXHR 444) (AVdh / 0x68645641),
 yuv444p10le(progressive), 7680x4320, q=2-31, 200 kb/s, 60 fps, 60 tbn
     Metadata:
       encoder         : Lavc58.115.102 dnxhd
 ==57691== Thread 285:=1.0 size=12579584kB time=00:00:07.36
 bitrate=13988952.1kbits/s speed=0.00138x
 ==57691== Invalid write of size 8
 ==57691==    at 0x4C3865E: memset (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x74F369: memset (string_fortified.h:71)
 ==57691==    by 0x74F369: dnxhd_encode_picture (dnxhdenc.c:1310)
 ==57691==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==57691==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==57691==    by 0xA24A71E: clone (clone.S:95)
 ==57691==  Address 0x15b3d36be0 is 30,964,576 bytes inside a block of size
 30,964,580 alloc'd
 ==57691==    at 0x4C33E76: memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x4C33F91: posix_memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x1074A34: av_malloc (mem.c:86)
 ==57691==    by 0x1074C59: av_mallocz (mem.c:239)
 ==57691==    by 0xAACB5F: ff_fast_malloc (mem_internal.h:150)
 ==57691==    by 0xAACB5F: av_fast_padded_malloc (utils.c:80)
 ==57691==    by 0x785880: ff_alloc_packet2 (encode.c:44)
 ==57691==    by 0x74EB95: dnxhd_encode_picture (dnxhdenc.c:1273)
 ==57691==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==57691==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==57691==    by 0xA24A71E: clone (clone.S:95)
 ==57691==
 ==57691== Invalid write of size 8
 ==57691==    at 0x4C38662: memset (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x74F369: memset (string_fortified.h:71)
 ==57691==    by 0x74F369: dnxhd_encode_picture (dnxhdenc.c:1310)
 ==57691==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==57691==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==57691==    by 0xA24A71E: clone (clone.S:95)
 ==57691==  Address 0x15b3d36be8 is 4 bytes after a block of size
 30,964,580 alloc'd
 ==57691==    at 0x4C33E76: memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x4C33F91: posix_memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x1074A34: av_malloc (mem.c:86)
 ==57691==    by 0x1074C59: av_mallocz (mem.c:239)
 ==57691==    by 0xAACB5F: ff_fast_malloc (mem_internal.h:150)
 ==57691==    by 0xAACB5F: av_fast_padded_malloc (utils.c:80)
 ==57691==    by 0x785880: ff_alloc_packet2 (encode.c:44)
 ==57691==    by 0x74EB95: dnxhd_encode_picture (dnxhdenc.c:1273)
 ==57691==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==57691==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==57691==    by 0xA24A71E: clone (clone.S:95)
 ==57691==
 ==57691== Invalid write of size 8
 ==57691==    at 0x4C38657: memset (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x74F369: memset (string_fortified.h:71)
 ==57691==    by 0x74F369: dnxhd_encode_picture (dnxhdenc.c:1310)
 ==57691==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==57691==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==57691==    by 0xA24A71E: clone (clone.S:95)
 ==57691==  Address 0x15b3d36bf0 is 12 bytes after a block of size
 30,964,580 alloc'd
 ==57691==    at 0x4C33E76: memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x4C33F91: posix_memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x1074A34: av_malloc (mem.c:86)
 ==57691==    by 0x1074C59: av_mallocz (mem.c:239)
 ==57691==    by 0xAACB5F: ff_fast_malloc (mem_internal.h:150)
 ==57691==    by 0xAACB5F: av_fast_padded_malloc (utils.c:80)
 ==57691==    by 0x785880: ff_alloc_packet2 (encode.c:44)
 ==57691==    by 0x74EB95: dnxhd_encode_picture (dnxhdenc.c:1273)
 ==57691==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==57691==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==57691==    by 0xA24A71E: clone (clone.S:95)
 ==57691==
 ==57691== Invalid write of size 8
 ==57691==    at 0x4C3865A: memset (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x74F369: memset (string_fortified.h:71)
 ==57691==    by 0x74F369: dnxhd_encode_picture (dnxhdenc.c:1310)
 ==57691==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==57691==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==57691==    by 0xA24A71E: clone (clone.S:95)
 ==57691==  Address 0x15b3d36bf8 is 20 bytes after a block of size
 30,964,580 alloc'd
 ==57691==    at 0x4C33E76: memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x4C33F91: posix_memalign (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x1074A34: av_malloc (mem.c:86)
 ==57691==    by 0x1074C59: av_mallocz (mem.c:239)
 ==57691==    by 0xAACB5F: ff_fast_malloc (mem_internal.h:150)
 ==57691==    by 0xAACB5F: av_fast_padded_malloc (utils.c:80)
 ==57691==    by 0x785880: ff_alloc_packet2 (encode.c:44)
 ==57691==    by 0x74EB95: dnxhd_encode_picture (dnxhdenc.c:1273)
 ==57691==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==57691==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==57691==    by 0xA24A71E: clone (clone.S:95)
 ==57691==
 ==57691==
 ==57691== More than 10000000 total errors detected.  I'm not reporting any
 more.
 ==57691== Final error counts will be inaccurate.  Go fix your program!
 ==57691== Rerun with --error-limit=no to disable this cutoff.  Note
 ==57691== that errors may occur in your program without prior warning from
 ==57691== Valgrind, because errors are no longer being displayed.
 ==57691==
 ==57691==
 ==57691== Process terminating with default action of signal 11 (SIGSEGV)
 ==57691==  Access not within mapped region at address 0x15BD19F000
 ==57691==    at 0x4C3865E: memset (in /usr/lib/valgrind
 /vgpreload_memcheck-amd64-linux.so)
 ==57691==    by 0x74F369: memset (string_fortified.h:71)
 ==57691==    by 0x74F369: dnxhd_encode_picture (dnxhdenc.c:1310)
 ==57691==    by 0x7D9D7D: worker (frame_thread_encoder.c:89)
 ==57691==    by 0x5D216DA: start_thread (pthread_create.c:463)
 ==57691==    by 0xA24A71E: clone (clone.S:95)
 ==57691==  If you believe this happened as a result of a stack
 ==57691==  overflow in your program's main thread (unlikely but
 ==57691==  possible), you can try to increase the size of the
 ==57691==  main thread stack using the --main-stacksize= flag.
 ==57691==  The main thread stack size used in this run was 8388608.
 ==57691==
 ==57691== HEAP SUMMARY:
 ==57691==     in use at exit: 71,721,373,916 bytes in 3,048 blocks
 ==57691==   total heap usage: 15,276 allocs, 12,228 frees, 172,591,158,975
 bytes allocated
 ==57691==
 ==57691== LEAK SUMMARY:
 ==57691==    definitely lost: 216 bytes in 5 blocks
 ==57691==    indirectly lost: 0 bytes in 0 blocks
 ==57691==      possibly lost: 96,768 bytes in 288 blocks
 ==57691==    still reachable: 71,721,276,932 bytes in 2,755 blocks
 ==57691==         suppressed: 0 bytes in 0 blocks
 ==57691== Rerun with --leak-check=full to see details of leaked memory
 ==57691==
 ==57691== For counts of detected and suppressed errors, rerun with: -v
 ==57691== ERROR SUMMARY: 10000000 errors from 4 contexts (suppressed: 0
 from 0)
 }}}

 System:

 {{{
 4x Intel(R) Xeon(R) Platinum 8176 CPU @ 2.10GHz

 ~/ffmpeg_sources/ffmpeg$ lsb_release -a
 No LSB modules are available.
 Distributor ID: Ubuntu
 Description:    Ubuntu 18.04.3 LTS
 Release:        18.04
 Codename:       bionic

 ~/ffmpeg_sources/ffmpeg$ free -m
               total        used        free      shared  buff/cache
 available
 Mem:         385380        3066       88597          19      293715
 379040
 Swap:          8191           7        8184

 }}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/9063>
FFmpeg <https://ffmpeg.org>
FFmpeg issue tracker


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