| 1 | $ gdb ./ffmpeg_g :(
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| 2 | GNU gdb (GDB) 7.5-ubuntu
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| 3 | Copyright (C) 2012 Free Software Foundation, Inc.
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| 4 | License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
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| 5 | This is free software: you are free to change and redistribute it.
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| 6 | There is NO WARRANTY, to the extent permitted by law. Type "show copying"
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| 7 | and "show warranty" for details.
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| 8 | This GDB was configured as "x86_64-linux-gnu".
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| 9 | For bug reporting instructions, please see:
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| 10 | <http://www.gnu.org/software/gdb/bugs/>...
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| 11 | Reading symbols from /home/steven/projects/events.mi/obs/ffmpeg-dev/ffmpeg_g...rdone.
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| 12 | (gdb) r -report -v 9 -loglevel 99 -listen 1 -i rtmp://192.168.17.2/test/app test.mp4
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| 13 | Starting program: /home/steven/projects/events.mi/obs/ffmpeg-dev/ffmpeg_g -report -v 9 -loglevel 99 -listen 1 -i rtmp://192.168.17.2/test/app test.mp4
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| 14 | [Thread debugging using libthread_db enabled]
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| 15 | Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
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| 16 | ffmpeg started on 2014-04-12 at 20:31:23
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| 17 | Report written to "ffmpeg-20140412-203123.log"
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| 18 | ffmpeg version git-2014-04-12-e89f3d0 Copyright (c) 2000-2014 the FFmpeg developers
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| 19 | built on Apr 12 2014 19:55:05 with gcc 4.7 (Ubuntu/Linaro 4.7.2-2ubuntu1)
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| 20 | configuration:
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| 21 | libavutil 52. 75.100 / 52. 75.100
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| 22 | libavcodec 55. 58.103 / 55. 58.103
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| 23 | libavformat 55. 37.100 / 55. 37.100
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| 24 | libavdevice 55. 13.100 / 55. 13.100
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| 25 | libavfilter 4. 4.100 / 4. 4.100
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| 26 | libswscale 2. 6.100 / 2. 6.100
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| 27 | libswresample 0. 18.100 / 0. 18.100
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| 28 | Splitting the commandline.
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| 29 | Reading option '-report' ... matched as option 'report' (generate a report) with argument '1'.
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| 30 | Reading option '-v' ... matched as option 'v' (set logging level) with argument '9'.
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| 31 | Reading option '-loglevel' ... matched as option 'loglevel' (set logging level) with argument '99'.
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| 32 | Reading option '-listen' ... matched as AVOption 'listen' with argument '1'.
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| 33 | Reading option '-i' ... matched as input file with argument 'rtmp://192.168.17.2/test/app'.
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| 34 | Reading option 'test.mp4' ... matched as output file.
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| 35 | Finished splitting the commandline.
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| 36 | Parsing a group of options: global .
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| 37 | Applying option report (generate a report) with argument 1.
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| 38 | Applying option v (set logging level) with argument 9.
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| 39 | Successfully parsed a group of options.
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| 40 | Parsing a group of options: input file rtmp://192.168.17.2/test/app.
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| 41 | Successfully parsed a group of options.
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| 42 | Opening an input file: rtmp://192.168.17.2/test/app.
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| 43 | [rtmp @ 0x18d6ae0] Proto = rtmp, path = /test/app, app = test, fname = app
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| 44 | [rtmp @ 0x18d6ae0] Unable to read command string
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| 45 |
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| 46 | Program received signal SIGSEGV, Segmentation fault.
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| 47 | 0x00007ffff656d818 in main_arena () from /lib/x86_64-linux-gnu/libc.so.6
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| 48 | (gdb) bt
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| 49 | #0 0x00007ffff656d818 in main_arena () from /lib/x86_64-linux-gnu/libc.so.6
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| 50 | #1 0x00000000004efba7 in ff_check_interrupt (cb=0x18d70f0) at libavformat/avio.c:466
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| 51 | #2 retry_transfer_wrapper (transfer_func=0x7ffff656d868 <main_arena+296>, size_min=1, size=1,
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| 52 | buf=0x7fffffffd43f "", h=0x18d70c0) at libavformat/avio.c:301
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| 53 | #3 ffurl_read (h=h@entry=0x18d70c0, buf=buf@entry=0x7fffffffd43f "", size=size@entry=1)
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| 54 | at libavformat/avio.c:334
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| 55 | #4 0x00000000005eb63b in ff_rtmp_packet_read (h=0x18d70c0, p=p@entry=0x7fffffffd490, chunk_size=128,
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| 56 | prev_pkt=prev_pkt@entry=0x18d6b90, nb_prev_pkt=nb_prev_pkt@entry=0x18d6ba0) at libavformat/rtmppkt.c:158
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| 57 | #5 0x0000000000591f29 in get_packet (s=s@entry=0x18d6ae0, for_header=0) at libavformat/rtmpproto.c:2262
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| 58 | #6 0x0000000000592081 in rtmp_read (s=0x18d6ae0, buf=0x18d79a0 "", size=32768) at libavformat/rtmpproto.c:2628
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| 59 | #7 0x00000000004efbcc in retry_transfer_wrapper (transfer_func=0x592030 <rtmp_read>, size_min=1, size=32768,
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| 60 | buf=0x18d79a0 "", h=0x18d6ae0) at libavformat/avio.c:303
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| 61 | #8 ffurl_read (h=0x18d6ae0, buf=0x18d79a0 "", size=32768) at libavformat/avio.c:334
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| 62 | #9 0x00000000004f0761 in fill_buffer (s=s@entry=0x18d7000) at libavformat/aviobuf.c:449
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| 63 | #10 0x00000000004f395a in avio_read (s=s@entry=0x18d7000, buf=<optimized out>, size=size@entry=2048)
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| 64 | at libavformat/aviobuf.c:530
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| 65 | #11 0x00000000005c6734 in av_probe_input_buffer2 (pb=0x18d7000, fmt=0x18d63c8,
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| 66 | filename=filename@entry=0x7fffffffe38f "rtmp://192.168.17.2/test/app", logctx=logctx@entry=0x18d63c0,
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| 67 | offset=offset@entry=0, max_probe_size=1048576) at libavformat/utils.c:388
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| 68 | #12 0x00000000005d0375 in init_input (options=0x7fffffffd6f0,
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| 69 | filename=0x7fffffffe38f "rtmp://192.168.17.2/test/app", s=0x18d63c0) at libavformat/utils.c:473
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| 70 | #13 avformat_open_input (ps=ps@entry=0x7fffffffd7c8,
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| 71 | filename=filename@entry=0x7fffffffe38f "rtmp://192.168.17.2/test/app", fmt=fmt@entry=0x0,
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| 72 | options=0x18c7328) at libavformat/utils.c:535
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| 73 | #14 0x0000000000474dac in open_input_file (o=o@entry=0x7fffffffd910, filename=<optimized out>)
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| 74 | at ffmpeg_opt.c:844
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| 75 | #15 0x000000000046f304 in open_files (inout=inout@entry=0xd8e89f "input",
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| 76 | open_file=open_file@entry=0x474ac0 <open_input_file>, l=<optimized out>, l=<optimized out>)
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| 77 | at ffmpeg_opt.c:2610
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| 78 | #16 0x0000000000476573 in ffmpeg_parse_options (argc=argc@entry=11, argv=argv@entry=0x7fffffffdfe8)
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| 79 | at ffmpeg_opt.c:2647
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| 80 | #17 0x0000000000467448 in main (argc=11, argv=0x7fffffffdfe8) at ffmpeg.c:3720
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| 81 | (gdb) disass $pc-32,$pc+32
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| 82 | Dump of assembler code from 0x7ffff656d7f8 to 0x7ffff656d838:
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| 83 | 0x00007ffff656d7f8 <main_arena+184>: rex
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| 84 | 0x00007ffff656d7f9 <main_arena+185>: repnz mov (%rcx),%eax
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| 85 | 0x00007ffff656d7fc <main_arena+188>: add %al,(%rax)
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| 86 | 0x00007ffff656d7fe <main_arena+190>: add %al,(%rax)
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| 87 | 0x00007ffff656d800 <main_arena+192>: rex
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| 88 | 0x00007ffff656d801 <main_arena+193>: repnz mov (%rcx),%eax
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| 89 | 0x00007ffff656d804 <main_arena+196>: add %al,(%rax)
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| 90 | 0x00007ffff656d806 <main_arena+198>: add %al,(%rax)
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| 91 | 0x00007ffff656d808 <main_arena+200>: clc
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| 92 | 0x00007ffff656d809 <main_arena+201>: xlat %ds:(%rbx)
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| 93 | 0x00007ffff656d80a <main_arena+202>: push %rsi
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| 94 | 0x00007ffff656d80b <main_arena+203>: idiv %bh
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| 95 | 0x00007ffff656d80d <main_arena+205>: jg 0x7ffff656d80f <main_arena+207>
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| 96 | 0x00007ffff656d80f <main_arena+207>: add %bh,%al
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| 97 | 0x00007ffff656d811 <main_arena+209>: xlat %ds:(%rbx)
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| 98 | 0x00007ffff656d812 <main_arena+210>: push %rsi
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| 99 | 0x00007ffff656d813 <main_arena+211>: idiv %bh
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| 100 | 0x00007ffff656d815 <main_arena+213>: jg 0x7ffff656d817 <main_arena+215>
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| 101 | 0x00007ffff656d817 <main_arena+215>: add %cl,(%rax)
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| 102 | 0x00007ffff656d819 <main_arena+217>: fcoms -0xa(%rsi)
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| 103 | 0x00007ffff656d81c <main_arena+220>: (bad)
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| 104 | 0x00007ffff656d81d <main_arena+221>: jg 0x7ffff656d81f <main_arena+223>
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| 105 | 0x00007ffff656d81f <main_arena+223>: add %cl,(%rax)
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| 106 | 0x00007ffff656d821 <main_arena+225>: fcoms -0xa(%rsi)
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| 107 | 0x00007ffff656d824 <main_arena+228>: (bad)
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| 108 | 0x00007ffff656d825 <main_arena+229>: jg 0x7ffff656d827 <main_arena+231>
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| 109 | 0x00007ffff656d827 <main_arena+231>: add %ah,%al
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| 110 | 0x00007ffff656d829 <main_arena+233>: jo 0x7ffff656d7b8 <main_arena+120>
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| 111 | 0x00007ffff656d82b <main_arena+235>: add %eax,(%rax)
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| 112 | 0x00007ffff656d82d <main_arena+237>: add %al,(%rax)
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| 113 | 0x00007ffff656d82f <main_arena+239>: add %ah,%al
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| 114 | 0x00007ffff656d831 <main_arena+241>: jo 0x7ffff656d7c0 <main_arena+128>
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| 115 | 0x00007ffff656d833 <main_arena+243>: add %eax,(%rax)
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| 116 | 0x00007ffff656d835 <main_arena+245>: add %al,(%rax)
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| 117 | 0x00007ffff656d837 <main_arena+247>: add %ch,(%rax)
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| 118 | End of assembler dump.
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| 119 | (gdb) info all-registers
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| 120 | rax 0x7ffff656d818 140737326274584
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| 121 | rbx 0x18d70c0 26046656
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| 122 | rcx 0x18d6b90 26045328
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| 123 | rdx 0x1 1
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| 124 | rsi 0x7fffffffd43f 140737488344127
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| 125 | rdi 0x7ffff656d818 140737326274584
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| 126 | rbp 0x7fffffffd43f 0x7fffffffd43f
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| 127 | rsp 0x7fffffffd3e8 0x7fffffffd3e8
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| 128 | r8 0x18d6ba0 26045344
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| 129 | r9 0x0 0
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| 130 | r10 0x7ffff62f3100 140737323675904
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| 131 | r11 0x206 518
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| 132 | r12 0x1 1
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| 133 | r13 0x7ffff656d868 140737326274664
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| 134 | r14 0x5 5
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| 135 | r15 0x0 0
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| 136 | rip 0x7ffff656d818 0x7ffff656d818 <main_arena+216>
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| 137 | eflags 0x10206 [ PF IF RF ]
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| 138 | cs 0x33 51
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| 139 | ss 0x2b 43
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| 140 | ds 0x0 0
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| 141 | es 0x0 0
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| 142 | fs 0x0 0
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| 143 | gs 0x0 0
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| 144 | st0 0 (raw 0x00000000000000000000)
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| 145 | st1 0 (raw 0x00000000000000000000)
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| 146 | st2 0 (raw 0x00000000000000000000)
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| 147 | st3 0 (raw 0x00000000000000000000)
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| 148 | st4 0 (raw 0x00000000000000000000)
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| 149 | st5 0 (raw 0x00000000000000000000)
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| 150 | st6 0 (raw 0x00000000000000000000)
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| 151 | st7 0 (raw 0x00000000000000000000)
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| 152 | fctrl 0x37f 895
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| 153 | fstat 0x0 0
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| 154 | ftag 0xffff 65535
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| 155 | fiseg 0x0 0
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| 156 | fioff 0x0 0
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| 157 | foseg 0x0 0
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| 158 | fooff 0x0 0
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| 159 | fop 0x0 0
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| 160 | xmm0 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x8000000000000000, 0x0}, v16_int8 = {0x0, 0x0,
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| 161 | ---Type <return> to continue, or q <return> to quit---
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| 162 | 0x0, 0x0, 0x0, 0x0, 0x0, 0xff, 0xff, 0xff, 0xff, 0xff, 0x0, 0x0, 0x0, 0x0}, v8_int16 = {0x0, 0x0, 0x0,
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| 163 | 0xff00, 0xffff, 0xffff, 0x0, 0x0}, v4_int32 = {0x0, 0xff000000, 0xffffffff, 0x0}, v2_int64 = {
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| 164 | 0xff00000000000000, 0xffffffff}, uint128 = 0x00000000ffffffffff00000000000000}
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| 165 | xmm1 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0, 0xff, 0xff, 0xff,
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| 166 | 0x0, 0x0, 0x0, 0x1, 0x1, 0x0, 0x1, 0x1, 0x0, 0x0, 0x0, 0x0}, v8_int16 = {0xff00, 0xffff, 0x0, 0x100, 0x1,
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| 167 | 0x101, 0x0, 0x0}, v4_int32 = {0xffffff00, 0x1000000, 0x1010001, 0x0}, v2_int64 = {0x1000000ffffff00,
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| 168 | 0x1010001}, uint128 = 0x000000000101000101000000ffffff00}
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| 169 | xmm2 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x8000000000000000, 0x8000000000000000},
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| 170 | v16_int8 = {0x6d, 0x69, 0x6d, 0x65, 0x5f, 0x74, 0x79, 0x70, 0x65, 0x0, 0x65, 0x78, 0x70, 0x6f, 0x72, 0x74},
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| 171 | v8_int16 = {0x696d, 0x656d, 0x745f, 0x7079, 0x65, 0x7865, 0x6f70, 0x7472}, v4_int32 = {0x656d696d,
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| 172 | 0x7079745f, 0x78650065, 0x74726f70}, v2_int64 = {0x7079745f656d696d, 0x74726f7078650065},
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| 173 | uint128 = 0x74726f70786500657079745f656d696d}
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| 174 | xmm3 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 175 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 176 | uint128 = 0x00000000000000000000000000000000}
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| 177 | xmm4 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 178 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 179 | uint128 = 0x00000000000000000000000000000000}
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| 180 | xmm5 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 181 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 182 | uint128 = 0x00000000000000000000000000000000}
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| 183 | xmm6 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 184 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 185 | uint128 = 0x00000000000000000000000000000000}
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| 186 | xmm7 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 187 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 188 | uint128 = 0x00000000000000000000000000000000}
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| 189 | xmm8 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 190 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 191 | uint128 = 0x00000000000000000000000000000000}
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| 192 | xmm9 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 193 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 194 | uint128 = 0x00000000000000000000000000000000}
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| 195 | xmm10 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 196 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 197 | uint128 = 0x00000000000000000000000000000000}
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| 198 | xmm11 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 199 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 200 | uint128 = 0x00000000000000000000000000000000}
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| 201 | xmm12 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 202 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 203 | ---Type <return> to continue, or q <return> to quit---
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| 204 | uint128 = 0x00000000000000000000000000000000}
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| 205 | xmm13 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 206 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 207 | uint128 = 0x00000000000000000000000000000000}
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| 208 | xmm14 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 209 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 210 | uint128 = 0x00000000000000000000000000000000}
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| 211 | xmm15 {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0}, v16_int8 = {0x0 <repeats 16 times>},
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| 212 | v8_int16 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0, 0x0},
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| 213 | uint128 = 0x00000000000000000000000000000000}
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| 214 | mxcsr 0x1f80 [ IM DM ZM OM UM PM ]
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