On Mon, Oct 12, 2015 at 01:13:34PM +0200, Michael Niedermayer wrote: > On Mon, Oct 12, 2015 at 02:54:28AM -0500, Rodger Combs wrote: > > --- > > libavutil/aes.c | 2 + > > libavutil/aes_internal.h | 2 + > > libavutil/x86/Makefile | 4 +- > > libavutil/x86/aes.asm | 98 > > ++++++++++++++++++++++++++++++++++++++++++++++++ > > libavutil/x86/aes_init.c | 37 ++++++++++++++++++ > > 5 files changed, 142 insertions(+), 1 deletion(-) > > create mode 100644 libavutil/x86/aes.asm > > create mode 100644 libavutil/x86/aes_init.c > > segfaults with: > ./ffmpeg -i matrixbench_mpeg2.mpg -encryption_key > 0123456789abcdef0011223344556677 -encryption_iv > aabbccddeeff11335577999876542222 crypto:file.nut
==25780== Invalid write of size 8 ==25780== at 0xF5DF95: ??? (aes.asm:96) ==25780== by 0x579EAE: crypto_write (crypto.c:247) ==25780== by 0x5679D5: retry_transfer_wrapper (avio.c:326) ==25780== by 0x567BB3: ffurl_write (avio.c:375) ==25780== by 0x56870E: writeout (aviobuf.c:132) ==25780== by 0x5687BB: flush_buffer (aviobuf.c:144) ==25780== by 0x568A7F: avio_flush (aviobuf.c:200) ==25780== by 0x61C36B: write_packet (mux.c:665) ==25780== by 0x61D57D: av_interleaved_write_frame (mux.c:970) ==25780== by 0x42B27B: write_frame (ffmpeg.c:774) ==25780== by 0x42B8E8: do_audio_out (ffmpeg.c:852) ==25780== by 0x42DE80: reap_filters (ffmpeg.c:1385) ==25780== by 0x439499: transcode_step (ffmpeg.c:3925) ==25780== by 0x439572: transcode (ffmpeg.c:3968) ==25780== by 0x439B73: main (ffmpeg.c:4151) ==25780== Address 0x2d060110 is 0 bytes after a block of size 16 alloc'd ==25780== at 0x4C2A6C5: memalign (vg_replace_malloc.c:727) ==25780== by 0x4C2A760: posix_memalign (vg_replace_malloc.c:876) ==25780== by 0xF355BB: av_malloc (mem.c:97) ==25780== by 0x579D87: crypto_write (crypto.c:237) ==25780== by 0x5679D5: retry_transfer_wrapper (avio.c:326) ==25780== by 0x567BB3: ffurl_write (avio.c:375) ==25780== by 0x56870E: writeout (aviobuf.c:132) ==25780== by 0x5687BB: flush_buffer (aviobuf.c:144) ==25780== by 0x568A7F: avio_flush (aviobuf.c:200) ==25780== by 0x61C36B: write_packet (mux.c:665) ==25780== by 0x61D57D: av_interleaved_write_frame (mux.c:970) ==25780== by 0x42B27B: write_frame (ffmpeg.c:774) ==25780== by 0x42B8E8: do_audio_out (ffmpeg.c:852) ==25780== by 0x42DE80: reap_filters (ffmpeg.c:1385) ==25780== by 0x439499: transcode_step (ffmpeg.c:3925) ==25780== by 0x439572: transcode (ffmpeg.c:3968) ==25780== by 0x439B73: main (ffmpeg.c:4151) ==25780== ==25780== Invalid read of size 8 ==25780== at 0xF5DF06: ??? (aes.asm:96) ==25780== by 0x579EAE: crypto_write (crypto.c:247) ==25780== by 0x5679D5: retry_transfer_wrapper (avio.c:326) ==25780== by 0x567BB3: ffurl_write (avio.c:375) ==25780== by 0x56870E: writeout (aviobuf.c:132) ==25780== by 0x5687BB: flush_buffer (aviobuf.c:144) ==25780== by 0x568A7F: avio_flush (aviobuf.c:200) ==25780== by 0x61C36B: write_packet (mux.c:665) ==25780== by 0x61D57D: av_interleaved_write_frame (mux.c:970) ==25780== by 0x42B27B: write_frame (ffmpeg.c:774) ==25780== by 0x42B8E8: do_audio_out (ffmpeg.c:852) ==25780== by 0x42DE80: reap_filters (ffmpeg.c:1385) ==25780== by 0x439499: transcode_step (ffmpeg.c:3925) ==25780== by 0x439572: transcode (ffmpeg.c:3968) ==25780== by 0x439B73: main (ffmpeg.c:4151) ==25780== Address 0x11a128bf is 32,767 bytes inside a block of size 32,768 alloc'd ==25780== at 0x4C2A6C5: memalign (vg_replace_malloc.c:727) ==25780== by 0x4C2A760: posix_memalign (vg_replace_malloc.c:876) ==25780== by 0xF355BB: av_malloc (mem.c:97) ==25780== by 0x56A637: ffio_fdopen (aviobuf.c:787) ==25780== by 0x56ACD0: avio_open2 (aviobuf.c:927) ==25780== by 0x4227E6: open_output_file (ffmpeg_opt.c:2259) ==25780== by 0x424E7D: open_files (ffmpeg_opt.c:2911) ==25780== by 0x425070: ffmpeg_parse_options (ffmpeg_opt.c:2962) ==25780== by 0x439ADA: main (ffmpeg.c:4129) ==25780== ==25780== ==25780== Process terminating with default action of signal 11 (SIGSEGV) ==25780== Bad permissions for mapped region at address 0x11B12000 ==25780== at 0xF5DF06: ??? (aes.asm:96) ==25780== by 0x579EAE: crypto_write (crypto.c:247) ==25780== by 0x5679D5: retry_transfer_wrapper (avio.c:326) ==25780== by 0x567BB3: ffurl_write (avio.c:375) ==25780== by 0x56870E: writeout (aviobuf.c:132) ==25780== by 0x5687BB: flush_buffer (aviobuf.c:144) ==25780== by 0x568A7F: avio_flush (aviobuf.c:200) ==25780== by 0x61C36B: write_packet (mux.c:665) ==25780== by 0x61D57D: av_interleaved_write_frame (mux.c:970) ==25780== by 0x42B27B: write_frame (ffmpeg.c:774) ==25780== by 0x42B8E8: do_audio_out (ffmpeg.c:852) ==25780== by 0x42DE80: reap_filters (ffmpeg.c:1385) ==25780== by 0x439499: transcode_step (ffmpeg.c:3925) ==25780== by 0x439572: transcode (ffmpeg.c:3968) ==25780== by 0x439B73: main (ffmpeg.c:4151) ==25780== ==25780== HEAP SUMMARY: ==25780== in use at exit: 21,904,301 bytes in 4,513 blocks ==25780== total heap usage: 14,903 allocs, 10,390 frees, 33,013,008 bytes allocated ==25780== ==25780== 3,952 bytes in 13 blocks are possibly lost in loss record 595 of 676 ==25780== at 0x4C2A964: calloc (vg_replace_malloc.c:593) ==25780== by 0x4012074: _dl_allocate_tls (dl-tls.c:297) ==25780== by 0xD23DABC: pthread_create@@GLIBC_2.2.5 (allocatestack.c:571) ==25780== by 0xA456B2: ff_slice_thread_init (pthread_slice.c:232) ==25780== by 0xDE03AF: ff_thread_init (pthread.c:75) ==25780== by 0xAFDED9: avcodec_open2 (utils.c:1318) ==25780== by 0x433737: init_output_stream (ffmpeg.c:2599) ==25780== by 0x43604E: transcode_init (ffmpeg.c:3164) ==25780== by 0x4394BA: transcode (ffmpeg.c:3939) ==25780== by 0x439B73: main (ffmpeg.c:4151) ==25780== ==25780== 3,952 bytes in 13 blocks are possibly lost in loss record 596 of 676 ==25780== at 0x4C2A964: calloc (vg_replace_malloc.c:593) ==25780== by 0x4012074: _dl_allocate_tls (dl-tls.c:297) ==25780== by 0xD23DABC: pthread_create@@GLIBC_2.2.5 (allocatestack.c:571) ==25780== by 0xA456B2: ff_slice_thread_init (pthread_slice.c:232) ==25780== by 0xDE03AF: ff_thread_init (pthread.c:75) ==25780== by 0xAFDED9: avcodec_open2 (utils.c:1318) ==25780== by 0x4333C7: init_input_stream (ffmpeg.c:2540) ==25780== by 0x4360A1: transcode_init (ffmpeg.c:3171) ==25780== by 0x4394BA: transcode (ffmpeg.c:3939) ==25780== by 0x439B73: main (ffmpeg.c:4151) ==25780== ==25780== 7,904 bytes in 26 blocks are possibly lost in loss record 622 of 676 ==25780== at 0x4C2A964: calloc (vg_replace_malloc.c:593) ==25780== by 0x4012074: _dl_allocate_tls (dl-tls.c:297) ==25780== by 0xD23DABC: pthread_create@@GLIBC_2.2.5 (allocatestack.c:571) ==25780== by 0x471488: thread_init_internal (pthread.c:187) ==25780== by 0x471557: ff_graph_thread_init (pthread.c:218) ==25780== by 0x45EB76: avfilter_graph_alloc_filter (avfiltergraph.c:182) ==25780== by 0x46FD13: create_filter (graphparser.c:114) ==25780== by 0x46FF52: parse_filter (graphparser.c:176) ==25780== by 0x4707B5: avfilter_graph_parse2 (graphparser.c:411) ==25780== by 0x428D64: configure_filtergraph (ffmpeg_filter.c:1002) ==25780== by 0x435544: transcode_init (ffmpeg.c:3007) ==25780== by 0x4394BA: transcode (ffmpeg.c:3939) ==25780== by 0x439B73: main (ffmpeg.c:4151) ==25780== ==25780== LEAK SUMMARY: ==25780== definitely lost: 0 bytes in 0 blocks ==25780== indirectly lost: 0 bytes in 0 blocks ==25780== possibly lost: 15,808 bytes in 52 blocks ==25780== still reachable: 21,888,493 bytes in 4,461 blocks ==25780== suppressed: 0 bytes in 0 blocks ==25780== Reachable blocks (those to which a pointer was found) are not shown. ==25780== To see them, rerun with: --leak-check=full --show-reachable=yes [...] -- Michael GnuPG fingerprint: 9FF2128B147EF6730BADF133611EC787040B0FAB The worst form of inequality is to try to make unequal things equal. -- Aristotle
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