- edited description
SEGV on unknown address 0x0000000002a4 at x265::MotionEstimate::motionEstimate
Issue #558
new
- Operating System: macOS Catalina 10.15.5
ffmpeg
configuration:
ffmpeg version 4.3 Copyright (c) 2000-2020 the FFmpeg developers
built with Apple clang version 11.0.3 (clang-1103.0.32.62)
configuration: --prefix=/usr/local/Cellar/ffmpeg/4.3-with-options_2 --enable-shared --cc=clang --host-cflags= --host-ldflags= --enable-gpl --enable-libaom --enable-libdav1d --enable-libmp3lame --enable-libopus --enable-libsnappy --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-libfontconfig --enable-libfreetype --enable-frei0r --enable-libass --disable-libjack --disable-indev=jack --enable-opencl --enable-videotoolbox --disable-htmlpages --enable-chromaprint --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libfdk-aac --enable-libgme --enable-libgsm --enable-libmodplug --enable-libopenh264 --enable-libopenjpeg --enable-librav1e --enable-librsvg --enable-librtmp --enable-librubberband --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh --enable-libtesseract --enable-libtwolame --enable-libvidstab --enable-libvmaf --enable-libwavpack --enable-libwebp --enable-libxml2 --enable-libxvid --enable-libzimg --enable-libzmq --enable-openssl --enable-nonfree --enable-decklink --extra-cflags=-I/usr/local/include --extra-ldflags=-L/usr/local/include --enable-version3 --enable-libopencore-amrnb --enable-libopencore-amrwb
libavutil 56. 51.100 / 56. 51.100
libavcodec 58. 91.100 / 58. 91.100
libavformat 58. 45.100 / 58. 45.100
libavdevice 58. 10.100 / 58. 10.100
libavfilter 7. 85.100 / 7. 85.100
libswscale 5. 7.100 / 5. 7.100
libswresample 3. 7.100 / 3. 7.100
libpostproc 55. 7.100 / 55. 7.100
- Install script: A custom script for installing ffmpeg with all possible options (note, running
brew upgrade
after running this script does breakffmpeg
due to mismatched library versions) - Script run: A custom script for compounding compression artifacts
- Expected Behavior: Successful conversion
- Actual Behavior:
Reproduced with newly available footage (to eliminate the possibility of corrupt footage, checked with ffprobe
before starting instance), it was suggested that the problem wasn’t with ffmpeg
but with x265
ffmpeg version 4.3 Copyright (c) 2000-2020 the FFmpeg developers
built with Apple clang version 11.0.3 (clang-1103.0.32.62)
configuration: --prefix=/usr/local/Cellar/ffmpeg/4.3-with-options_2 --enable-shared --cc=clang --host-cflags= --host-ldflags= --enable-gpl --enable-libaom --enable-libdav1d --enable-libmp3lame --enable-libopus --enable-libsnappy --enable-libtheora --enable-libvorbis --enable-libvpx --enable-libx264 --enable-libx265 --enable-libfontconfig --enable-libfreetype --enable-frei0r --enable-libass --disable-libjack --disable-indev=jack --enable-opencl --enable-videotoolbox --disable-htmlpages --enable-chromaprint --enable-libbluray --enable-libbs2b --enable-libcaca --enable-libfdk-aac --enable-libgme --enable-libgsm --enable-libmodplug --enable-libopenh264 --enable-libopenjpeg --enable-librav1e --enable-librsvg --enable-librtmp --enable-librubberband --enable-libsoxr --enable-libspeex --enable-libsrt --enable-libssh --enable-libtesseract --enable-libtwolame --enable-libvidstab --enable-libvmaf --enable-libwavpack --enable-libwebp --enable-libxml2 --enable-libxvid --enable-libzimg --enable-libzmq --enable-openssl --enable-nonfree --enable-decklink --extra-cflags=-I/usr/local/include --extra-ldflags=-L/usr/local/include --enable-version3 --enable-libopencore-amrnb --enable-libopencore-amrwb
libavutil 56. 51.100 / 56. 51.100
libavcodec 58. 91.100 / 58. 91.100
libavformat 58. 45.100 / 58. 45.100
libavdevice 58. 10.100 / 58. 10.100
libavfilter 7. 85.100 / 7. 85.100
libswscale 5. 7.100 / 5. 7.100
libswresample 3. 7.100 / 3. 7.100
libpostproc 55. 7.100 / 55. 7.100
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'c306c7a7-1969-492f-9ff1-c6d92cd44742/31.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2mp41
encoder : Lavf58.45.100
Duration: 00:03:04.62, start: 0.000000, bitrate: 249 kb/s
Stream #0:0(und): Video: hevc (Main) (hev1 / 0x31766568), yuv420p(tv, progressive), 1920x1080 [SAR 1:1 DAR 16:9], 114 kb/s, 24 fps, 24 tbr, 12288 tbn, 24 tbc (default)
Metadata:
handler_name : ISO Media file produced by Google Inc.
Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 128 kb/s (default)
Metadata:
handler_name : SoundHandler
Stream mapping:
Stream #0:0 -> #0:0 (hevc (native) -> hevc (libx265))
Stream #0:1 -> #0:1 (aac (native) -> aac (native))
Press [q] to stop, [?] for help
x265 [info]: HEVC encoder version 3.4
x265 [info]: build info [Mac OS X][clang 11.0.3][64 bit] 8bit+10bit+12bit
x265 [info]: using cpu capabilities: MMX2 SSE2Fast LZCNT SSSE3 SSE4.2 AVX FMA3 BMI2 AVX2
x265 [info]: Main profile, Level-4 (Main tier)
x265 [info]: Thread pool created using 16 threads
x265 [info]: Slices : 1
x265 [info]: frame threads / pool features : 4 / wpp(17 rows)
x265 [info]: Coding QT: max CU size, min CU size : 64 / 8
x265 [info]: Residual QT: max TU size, max depth : 32 / 1 inter / 1 intra
x265 [info]: ME / range / subpel / merge : star / 57 / 3 / 3
x265 [info]: Keyframe min / max / scenecut / bias : 24 / 250 / 40 / 5.00
x265 [info]: Lookahead / bframes / badapt : 25 / 4 / 2
x265 [info]: b-pyramid / weightp / weightb : 1 / 1 / 0
x265 [info]: References / ref-limit cu / depth : 4 / on / on
x265 [info]: AQ: mode / str / qg-size / cu-tree : 2 / 1.0 / 32 / 1
x265 [info]: Rate Control / qCompress : CRF-50.0 / 0.60
x265 [info]: tools: rect limit-modes rd=4 psy-rd=2.00 rdoq=2 psy-rdoq=1.00
x265 [info]: tools: rskip mode=1 signhide tmvp strong-intra-smoothing lslices=4
x265 [info]: tools: deblock sao
Output #0, mp4, to 'c306c7a7-1969-492f-9ff1-c6d92cd44742/32.mp4':
Metadata:
major_brand : isom
minor_version : 512
compatible_brands: isomiso2mp41
encoder : Lavf58.45.100
Stream #0:0(und): Video: hevc (libx265) (hev1 / 0x31766568), yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], q=-1--1, 24 fps, 12288 tbn, 24 tbc (default)
Metadata:
handler_name : ISO Media file produced by Google Inc.
encoder : Lavc58.91.100 libx265
Side data:
cpb: bitrate max/min/avg: 0/0/0 buffer size: 0 vbv_delay: N/A
Stream #0:1(eng): Audio: aac (LC) (mp4a / 0x6134706D), 48000 Hz, stereo, fltp, 128 kb/s (default)
Metadata:
handler_name : SoundHandler
encoder : Lavc58.91.100 aac
UndefinedBehaviorSanitizer:DEADLYSIGNAL8kB time=00:00:38.03 bitrate= 165.4kbits/s speed=0.595x
==56318==ERROR: UndefinedBehaviorSanitizer: SEGV on unknown address 0x0000000002a4 (pc 0x00010acb8257 bp 0x7000035236a0 sp 0x7000035223e0 T6543552)
==56318==The signal is caused by a READ memory access.
==56318==Hint: address points to the zero page.
#0 0x10acb8256 in x265::MotionEstimate::motionEstimate(x265::ReferencePlanes*, x265::MV const&, x265::MV const&, x265::MV const&, int, x265::MV const*, int, x265::MV&, unsigned int, unsigned char*) (libx265.192.dylib:x86_64+0x24256)
#1 0x10acac0db in x265::Search::predInterSearch(x265::Mode&, x265::CUGeom const&, bool, unsigned int*) (libx265.192.dylib:x86_64+0x180db)
#2 0x10aca04b5 in x265::Analysis::checkInter_rd0_4(x265::Mode&, x265::CUGeom const&, x265::PartSize, unsigned int*) (libx265.192.dylib:x86_64+0xc4b5)
#3 0x10ac989b2 in x265::Analysis::compressInterCU_rd0_4(x265::CUData const&, x265::CUGeom const&, int) (libx265.192.dylib:x86_64+0x49b2)
#4 0x10ac981dc in x265::Analysis::compressInterCU_rd0_4(x265::CUData const&, x265::CUGeom const&, int) (libx265.192.dylib:x86_64+0x41dc)
#5 0x10ac981dc in x265::Analysis::compressInterCU_rd0_4(x265::CUData const&, x265::CUGeom const&, int) (libx265.192.dylib:x86_64+0x41dc)
#6 0x10ac963e0 in x265::Analysis::compressCTU(x265::CUData&, x265::Frame&, x265::CUGeom const&, x265::Entropy const&) (libx265.192.dylib:x86_64+0x23e0)
#7 0x10acc9345 in x265::FrameEncoder::processRowEncoder(int, x265::ThreadLocalData&) (libx265.192.dylib:x86_64+0x35345)
#8 0x10acc88d1 in x265::FrameEncoder::processRow(int, int) (libx265.192.dylib:x86_64+0x348d1)
#9 0x10b09ab67 in x265::WaveFront::findJob(int) (libx265.192.dylib:x86_64+0x406b67)
#10 0x10b099d9f in x265::WorkerThread::threadMain() (libx265.192.dylib:x86_64+0x405d9f)
#11 0x10b099c7e in x265::ThreadShim(void*) (libx265.192.dylib:x86_64+0x405c7e)
#12 0x7fff6be70108 in _pthread_start (libsystem_pthread.dylib:x86_64+0x6108)
#13 0x7fff6be6bb8a in thread_start (libsystem_pthread.dylib:x86_64+0x1b8a)
==56318==Register values:
rax = 0x000000000000002d rbx = 0xfffffffffffffed4 rcx = 0x000001930000002c rdx = 0x00007000035213a0
rdi = 0x00007fd6fdc61a80 rsi = 0x0000000000000020 rbp = 0x00007000035236a0 rsp = 0x00007000035223e0
r8 = 0x0000000000000060 r9 = 0x0000000000000018 r10 = 0x00000000000002a0 r11 = 0x00007000035213c8
r12 = 0x000000000000002e r13 = 0x000000010bb38f00 r14 = 0x0000000000000004 r15 = 0x0000000000000003
UndefinedBehaviorSanitizer can not provide additional info.
==56318==ABORTING
./ffmpegDecompose.sh: line 41: 56318 Abort trap: 6 "/usr/local/bin/ffmpeg" -y -i "$1" -c:v libx265 -preset slow -c:a aac -x265-params crf="$DECOMPOSITION_CRF_VALUE" "$2"
- The computer has 32GB of RAM with little memory pressure, this happened unexpectedly so I don't have a memdump
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