[FFmpeg-trac] #754(undetermined:new): jpeg lossless: crash with lowres

FFmpeg trac at avcodec.org
Wed Dec 14 22:27:56 CET 2011


#754: jpeg lossless: crash with lowres
-------------------------------------+-------------------------------------
             Reporter:  ami_stuff    |                     Type:  defect
               Status:  new          |                 Priority:  normal
            Component:               |                  Version:
  undetermined                       |  unspecified
             Keywords:               |               Blocked By:
             Blocking:               |  Reproduced by developer:  0
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------
 {{{
 GNU gdb (GDB) 7.2
 Copyright (C) 2010 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 "mingw32".
 For bug reporting instructions, please see:
 <http://www.gnu.org/software/gdb/bugs/>...
 Reading symbols from F:\MinGW\msys\1.0\ffmpeg-HEAD-
 d3bc75c/ffmpeg_g.exe...done.
 (gdb) r -vlowres 3 -i lossless.jpg out.bmp
 Starting program: F:\MinGW\msys\1.0\ffmpeg-HEAD-d3bc75c/ffmpeg_g.exe
 -vlowres 3
 -i lossless.jpg out.bmp
 [New Thread 1524.0x1e4]
 ffmpeg version 0.8.5.git-d3bc75c, Copyright (c) 2000-2011 the FFmpeg
 developers
   built on Nov  6 2011 18:11:47 with gcc 4.5.2
   configuration: --disable-ffplay --disable-ffserver --disable-asm
 --disable-yas
 m --disable-shared --enable-static
   libavutil    51. 23. 0 / 51. 23. 0
   libavcodec   53. 28. 0 / 53. 28. 0
   libavformat  53. 19. 0 / 53. 19. 0
   libavdevice  53.  4. 0 / 53.  4. 0
   libavfilter   2. 47. 0 /  2. 47. 0
   libswscale    2.  1. 0 /  2.  1. 0

 Program received signal SIGSEGV, Segmentation fault.
 0x005e2e91 in ljpeg_decode_rgb_scan (s=0x40f0048, predictor=2,
     point_transform=0) at libavcodec/mjpegdec.c:703
 703                     ptr[4*mb_x+0] = buffer[mb_x][2];
 (gdb) bt
 #0  0x005e2e91 in ljpeg_decode_rgb_scan (s=0x40f0048, predictor=2,
     point_transform=0) at libavcodec/mjpegdec.c:703
 #1  0x005e5d20 in ff_mjpeg_decode_sos (avctx=0x3b9ef68, data=0x22f850,
     data_size=0x22fb04, avpkt=0x3ba1560) at libavcodec/mjpegdec.c:1064
 #2  ff_mjpeg_decode_frame (avctx=0x3b9ef68, data=0x22f850,
     data_size=0x22fb04, avpkt=0x3ba1560) at libavcodec/mjpegdec.c:1532
 #3  0x004f9bde in avcodec_decode_video2 (avctx=0x3b9ef68,
 picture=0x22f850,
     got_picture_ptr=0x22fb04, avpkt=0x3ba1560) at libavcodec/utils.c:819
 #4  0x004393d6 in try_decode_frame (ic=0x3b98b40, options=0x3ba0ce0)
     at libavformat/utils.c:2230
 #5  avformat_find_stream_info (ic=0x3b98b40, options=0x3ba0ce0)
     at libavformat/utils.c:2535
 #6  0x0040c5f8 in opt_input_file (o=0x22fda8, opt=0x3ba0d8b "i",
     filename=<value optimized out>) at ffmpeg.c:3317
 #7  0x0041114a in parse_option (optctx=0x22fda8, opt=<value optimized
 out>,
     arg=0x3ba0d8d "lossless.jpg", options=0xa0d2c0) at cmdutils.c:275
 #8  0x004114f8 in parse_options (optctx=0x22fda8, argc=6,
     argv=<value optimized out>, options=0xa0d2c0,
     parse_arg_function=0x40e018 <opt_output_file>) at cmdutils.c:308
 #9  0x0040f847 in main (argc=6, argv=<value optimized out>) at
 ffmpeg.c:4716
 (gdb) disass $pc-32,$pc+32
 Dump of assembler code from 0x5e2e71 to 0x5e2eb1:
    0x005e2e71 <ljpeg_decode_rgb_scan+2333>:     lea    0x0(%esi),%esi
    0x005e2e74 <ljpeg_decode_rgb_scan+2336>:     mov    0x318(%ebx),%edx
    0x005e2e7a <ljpeg_decode_rgb_scan+2342>:     test   %edx,%edx
    0x005e2e7c <ljpeg_decode_rgb_scan+2344>:     jne    0x5e2ec4
 <ljpeg_decode_rg
 b_scan+2416>
    0x005e2e7e <ljpeg_decode_rgb_scan+2346>:     test   %edi,%edi
    0x005e2e80 <ljpeg_decode_rgb_scan+2348>:     jle    0x5e2e3c
 <ljpeg_decode_rg
 b_scan+2280>
    0x005e2e82 <ljpeg_decode_rgb_scan+2350>:     xor    %eax,%eax
    0x005e2e84 <ljpeg_decode_rgb_scan+2352>:     mov    0x90(%esp),%edx
    0x005e2e8b <ljpeg_decode_rgb_scan+2359>:     nop
    0x005e2e8c <ljpeg_decode_rgb_scan+2360>:     mov
 0x4(%esi,%eax,8),%cx
 => 0x005e2e91 <ljpeg_decode_rgb_scan+2365>:     mov    %cl,(%edx,%eax,4)
    0x005e2e94 <ljpeg_decode_rgb_scan+2368>:     mov
 0x2(%esi,%eax,8),%cx
    0x005e2e99 <ljpeg_decode_rgb_scan+2373>:     mov
 %cl,0x1(%edx,%eax,4)
    0x005e2e9d <ljpeg_decode_rgb_scan+2377>:     mov    (%esi,%eax,8),%cx
    0x005e2ea1 <ljpeg_decode_rgb_scan+2381>:     mov
 %cl,0x2(%edx,%eax,4)
    0x005e2ea5 <ljpeg_decode_rgb_scan+2385>:     inc    %eax
    0x005e2ea6 <ljpeg_decode_rgb_scan+2386>:     mov    0x340(%ebx),%ecx
    0x005e2eac <ljpeg_decode_rgb_scan+2392>:     cmp    %eax,%ecx
    0x005e2eae <ljpeg_decode_rgb_scan+2394>:     jg     0x5e2e8c
 <ljpeg_decode_rg
 b_scan+2360>
    0x005e2eb0 <ljpeg_decode_rgb_scan+2396>:     jmp    0x5e2e3a
 <ljpeg_decode_rg
 b_scan+2278>
 End of assembler dump.
 (gdb) info all-registers
 eax            0x392    914
 ecx            0xbb     187
 edx            0x41141b8        68239800
 ebx            0x40f0048        68091976
 esp            0x22f570 0x22f570
 ebp            0x37     0x37
 esi            0x410b860        68204640
 edi            0x400    1024
 eip            0x5e2e91 0x5e2e91 <ljpeg_decode_rgb_scan+2365>
 eflags         0x10212  [ AF IF RF ]
 cs             0x1b     27
 ss             0x23     35
 ds             0x23     35
 es             0x23     35
 fs             0x3b     59
 gs             0x0      0
 st0            <invalid float value>    (raw 0x0000ba286a24ba28695c)
 st1            0        (raw 0x00000000000000000001)
 st2            1.#INF   (raw 0x69d4badb0d00804dc8c1)
 st3            0        (raw 0x00000000000000000000)
 st4            3        (raw 0x4000c000000000000000)
 st5            3        (raw 0x4000c000000000000000)
 st6            3        (raw 0x4000c000000000000000)
 st7            3        (raw 0x4000c000000000000000)
 fctrl          0xffff037f       -64641
 fstat          0xffff0120       -65248
 ftag           0xffffffff       -1
 fiseg          0x0      0
 fioff          0x0      0
 foseg          0xffff0000       -65536
 fooff          0x0      0
 fop            0x0      0
 xmm0           {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0},
   v16_int8 = {0x0, 0x0, 0x0, 0x0, 0xc1, 0xc8, 0x4d, 0x80, 0x8, 0x0, 0x0,
 0x0,
     0x82, 0x2, 0x0, 0x0}, v8_int16 = {0x0, 0x0, 0xc8c1, 0x804d, 0x8, 0x0,
     0x282, 0x0}, v4_int32 = {0x0, 0x804dc8c1, 0x8, 0x282}, v2_int64 = {
     0x804dc8c100000000, 0x28200000008},
   uint128 = 0x0000028200000008804dc8c100000000}
 xmm1           {v4_float = {0xffffffff, 0x0, 0x0, 0x0}, v2_double = {0x0,
     0x0}, v16_int8 = {0xd6, 0x99, 0x85, 0xbf, 0xa8, 0x24, 0x0, 0x80, 0x0,
     0x0, 0x0, 0x0, 0x10, 0x6b, 0x28, 0xba}, v8_int16 = {0x99d6, 0xbf85,
     0x24a8, 0x8000, 0x0, 0x0, 0x6b10, 0xba28}, v4_int32 = {0xbf8599d6,
     0x800024a8, 0x0, 0xba286b10}, v2_int64 = {0x800024a8bf8599d6,
     0xba286b1000000000}, uint128 = 0xba286b1000000000800024a8bf8599d6}
 xmm2           {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0},
   v16_int8 = {0xd8, 0x93, 0xf2, 0xe2, 0x10, 0x0, 0x12, 0x0, 0x0, 0x6b,
 0x28,
     0xba, 0xac, 0x0, 0x0, 0x0}, v8_int16 = {0x93d8, 0xe2f2, 0x10, 0x12,
     0x6b00, 0xba28, 0xac, 0x0}, v4_int32 = {0xe2f293d8, 0x120010,
 0xba286b00,
     0xac}, v2_int64 = {0x120010e2f293d8, 0xacba286b00},
   uint128 = 0x000000acba286b0000120010e2f293d8}
 xmm3           {v4_float = {0x0, 0x0, 0xffffffff, 0x0}, v2_double = {0x0,
     0x0}, v16_int8 = {0x0, 0x0, 0x0, 0x0, 0xd0, 0x6b, 0x28, 0xba, 0x26,
 0x4a,
     0x85, 0xbf, 0x0, 0x0, 0x0, 0x0}, v8_int16 = {0x0, 0x0, 0x6bd0, 0xba28,
     0x4a26, 0xbf85, 0x0, 0x0}, v4_int32 = {0x0, 0xba286bd0, 0xbf854a26,
 0x0},
   v2_int64 = {0xba286bd000000000, 0xbf854a26},
   uint128 = 0x00000000bf854a26ba286bd000000000}
 xmm4           {v4_float = {0x0, 0x0, 0xffffffff, 0x0}, v2_double = {0x0,
     0x8000000000000000}, v16_int8 = {0x81, 0x9f, 0x0, 0x0, 0xd0, 0x6b,
 0x28,
     0xba, 0x61, 0x4a, 0x85, 0xbf, 0xd8, 0x93, 0xf2, 0xe2}, v8_int16 = {
     0x9f81, 0x0, 0x6bd0, 0xba28, 0x4a61, 0xbf85, 0x93d8, 0xe2f2}, v4_int32
 = {
     0x9f81, 0xba286bd0, 0xbf854a61, 0xe2f293d8}, v2_int64 = {
     0xba286bd000009f81, 0xe2f293d8bf854a61},
   uint128 = 0xe2f293d8bf854a61ba286bd000009f81}
 xmm5           {v4_float = {0x0, 0xffffffff, 0x0, 0x0}, v2_double = {0x0,
     0x8000000000000000}, v16_int8 = {0x24, 0x6a, 0x28, 0xba, 0xd1, 0x4a,
     0x85, 0xbf, 0x0, 0x0, 0x0, 0x1, 0xd0, 0x18, 0x75, 0xe1}, v8_int16 = {
     0x6a24, 0xba28, 0x4ad1, 0xbf85, 0x0, 0x100, 0x18d0, 0xe175}, v4_int32
 = {
     0xba286a24, 0xbf854ad1, 0x1000000, 0xe17518d0}, v2_int64 = {
     0xbf854ad1ba286a24, 0xe17518d001000000},
   uint128 = 0xe17518d001000000bf854ad1ba286a24}
 xmm6           {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0},
   v16_int8 = {0xd8, 0x93, 0xf2, 0xe2, 0x10, 0x0, 0x12, 0x0, 0x0, 0x6b,
 0x28,
     0xba, 0x14, 0x6a, 0x28, 0xba}, v8_int16 = {0x93d8, 0xe2f2, 0x10, 0x12,
     0x6b00, 0xba28, 0x6a14, 0xba28}, v4_int32 = {0xe2f293d8, 0x120010,
     0xba286b00, 0xba286a14}, v2_int64 = {0x120010e2f293d8,
     0xba286a14ba286b00}, uint128 = 0xba286a14ba286b0000120010e2f293d8}
 xmm7           {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0},
   v16_int8 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x2, 0x0, 0x0, 0xe0, 0xfd,
 0x7f,
     0x40, 0x6a, 0x28, 0xba}, v8_int16 = {0x0, 0x0, 0x0, 0x2, 0xe000,
 0x7ffd,
     0x6a40, 0xba28}, v4_int32 = {0x0, 0x20000, 0x7ffde000, 0xba286a40},
   v2_int64 = {0x2000000000000, 0xba286a407ffde000},
   uint128 = 0xba286a407ffde0000002000000000000}
 mxcsr          0x1f80   [ IM DM ZM OM UM PM ]
 mm0            {uint64 = 0xba286a24ba28695c, v2_int32 = {0xba28695c,
     0xba286a24}, v4_int16 = {0x695c, 0xba28, 0x6a24, 0xba28}, v8_int8 = {
     0x5c, 0x69, 0x28, 0xba, 0x24, 0x6a, 0x28, 0xba}}
 mm1            {uint64 = 0x1, v2_int32 = {0x1, 0x0}, v4_int16 = {0x1, 0x0,
     0x0, 0x0}, v8_int8 = {0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}
 mm2            {uint64 = 0xbadb0d00804dc8c1, v2_int32 = {0x804dc8c1,
     0xbadb0d00}, v4_int16 = {0xc8c1, 0x804d, 0xd00, 0xbadb}, v8_int8 =
 {0xc1,
     0xc8, 0x4d, 0x80, 0x0, 0xd, 0xdb, 0xba}}
 mm3            {uint64 = 0x0, v2_int32 = {0x0, 0x0}, v4_int16 = {0x0, 0x0,
     0x0, 0x0}, v8_int8 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}}
 mm4            {uint64 = 0xc000000000000000, v2_int32 = {0x0, 0xc0000000},
   v4_int16 = {0x0, 0x0, 0x0, 0xc000}, v8_int8 = {0x0, 0x0, 0x0, 0x0, 0x0,
     0x0, 0x0, 0xc0}}
 mm5            {uint64 = 0xc000000000000000, v2_int32 = {0x0, 0xc0000000},
   v4_int16 = {0x0, 0x0, 0x0, 0xc000}, v8_int8 = {0x0, 0x0, 0x0, 0x0, 0x0,
     0x0, 0x0, 0xc0}}
 mm6            {uint64 = 0xc000000000000000, v2_int32 = {0x0, 0xc0000000},
   v4_int16 = {0x0, 0x0, 0x0, 0xc000}, v8_int8 = {0x0, 0x0, 0x0, 0x0, 0x0,
     0x0, 0x0, 0xc0}}
 mm7            {uint64 = 0xc000000000000000, v2_int32 = {0x0, 0xc0000000},
   v4_int16 = {0x0, 0x0, 0x0, 0xc000}, v8_int8 = {0x0, 0x0, 0x0, 0x0, 0x0,
     0x0, 0x0, 0xc0}}
 }}}

-- 
Ticket URL: <https://ffmpeg.org/trac/ffmpeg/ticket/754>
FFmpeg <http://ffmpeg.org>
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