[FFmpeg-trac] #5231(avcodec:new): Crashes in ff_deblock_v_luma_8_sse2

FFmpeg trac at avcodec.org
Fri Feb 12 05:58:47 CET 2016


#5231: Crashes in ff_deblock_v_luma_8_sse2
-------------------------------------+-------------------------------------
             Reporter:  mi           |                    Owner:
                 Type:  defect       |                   Status:  new
             Priority:  normal       |                Component:  avcodec
              Version:  unspecified  |               Resolution:
             Keywords:  h264 crash   |               Blocked By:
  SIGSEGV                            |  Reproduced by developer:  0
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by mi):

 Replying to [comment:2 cehoyos]:
 > Is the crash reproducible with current FFmpeg git head?

 It took me a while to build the master here -- without the aid of FreeBSD
 port.

 And, yes, the problem is still here:

 {{{
 Program received signal SIGBUS, Bus error.
 [Switching to Thread 2e003800 (LWP 101038/ffplay)]
 0x28c02d42 in ff_deblock_v_luma_8_sse2 () from libavcodec/libavcodec.so.57
 (gdb) where
 #0  0x28c02d42 in ff_deblock_v_luma_8_sse2 () from
 libavcodec/libavcodec.so.57
 #1  0x2e64dec0 in ?? ()
 #2  0x2e425160 in ?? ()
 #3  0x296315e0 in ff_sine_8192 () from libavcodec/libavcodec.so.57
 #4  0x29636a60 in ff_sine_4096 () from libavcodec/libavcodec.so.57
 #5  0x299120b7 in malloc () from /lib/libc.so.7
 Previous frame inner to this frame (corrupt stack?)
 (gdb) disass $pc-32,$pc+32
 Dump of assembler code for function ff_deblock_v_luma_8_sse2:
 0x28c02d20 <ff_deblock_v_luma_8_sse2+0>:        push   %ebx
 0x28c02d21 <ff_deblock_v_luma_8_sse2+1>:        push   %esi
 0x28c02d22 <ff_deblock_v_luma_8_sse2+2>:        sub    $0x24,%esp
 0x28c02d25 <ff_deblock_v_luma_8_sse2+5>:        mov    0x30(%esp),%eax
 0x28c02d29 <ff_deblock_v_luma_8_sse2+9>:        mov    0x34(%esp),%ecx
 0x28c02d2d <ff_deblock_v_luma_8_sse2+13>:       mov    0x38(%esp),%edx
 0x28c02d31 <ff_deblock_v_luma_8_sse2+17>:       mov    0x3c(%esp),%ebx
 0x28c02d35 <ff_deblock_v_luma_8_sse2+21>:       mov    0x40(%esp),%esi
 0x28c02d39 <ff_deblock_v_luma_8_sse2+25>:       lea    (%ecx,%ecx,2),%esi
 0x28c02d3c <ff_deblock_v_luma_8_sse2+28>:       dec    %edx
 0x28c02d3d <ff_deblock_v_luma_8_sse2+29>:       neg    %esi
 0x28c02d3f <ff_deblock_v_luma_8_sse2+31>:       dec    %ebx
 0x28c02d40 <ff_deblock_v_luma_8_sse2+32>:       add    %eax,%esi
 0x28c02d42 <ff_deblock_v_luma_8_sse2+34>:       movdqa (%esi,%ecx,1),%xmm0
 0x28c02d47 <ff_deblock_v_luma_8_sse2+39>:       movdqa (%esi,%ecx,2),%xmm1
 0x28c02d4c <ff_deblock_v_luma_8_sse2+44>:       movdqa (%eax),%xmm2
 0x28c02d50 <ff_deblock_v_luma_8_sse2+48>:       movdqa (%eax,%ecx,1),%xmm3
 0x28c02d55 <ff_deblock_v_luma_8_sse2+53>:       movd   %edx,%xmm4
 0x28c02d59 <ff_deblock_v_luma_8_sse2+57>:       movd   %ebx,%xmm5
 0x28c02d5d <ff_deblock_v_luma_8_sse2+61>:       pshuflw $0x0,%xmm4,%xmm4
 0x28c02d62 <ff_deblock_v_luma_8_sse2+66>:       punpcklqdq %xmm4,%xmm4
 0x28c02d66 <ff_deblock_v_luma_8_sse2+70>:       pshuflw $0x0,%xmm5,%xmm5
 0x28c02d6b <ff_deblock_v_luma_8_sse2+75>:       punpcklqdq %xmm5,%xmm5
 0x28c02d6f <ff_deblock_v_luma_8_sse2+79>:       packuswb %xmm4,%xmm4
 0x28c02d73 <ff_deblock_v_luma_8_sse2+83>:       packuswb %xmm5,%xmm5
 0x28c02d77 <ff_deblock_v_luma_8_sse2+87>:       movdqa %xmm2,%xmm6
 0x28c02d7b <ff_deblock_v_luma_8_sse2+91>:       movdqa %xmm1,%xmm7
 0x28c02d7f <ff_deblock_v_luma_8_sse2+95>:       psubusb %xmm1,%xmm6
 0x28c02d83 <ff_deblock_v_luma_8_sse2+99>:       psubusb %xmm2,%xmm7
 0x28c02d87 <ff_deblock_v_luma_8_sse2+103>:      por    %xmm6,%xmm7
 0x28c02d8b <ff_deblock_v_luma_8_sse2+107>:      psubusb %xmm4,%xmm7
 0x28c02d8f <ff_deblock_v_luma_8_sse2+111>:      movdqa %xmm1,%xmm6
 0x28c02d93 <ff_deblock_v_luma_8_sse2+115>:      movdqa %xmm0,%xmm4
 0x28c02d97 <ff_deblock_v_luma_8_sse2+119>:      psubusb %xmm0,%xmm6
 0x28c02d9b <ff_deblock_v_luma_8_sse2+123>:      psubusb %xmm1,%xmm4
 0x28c02d9f <ff_deblock_v_luma_8_sse2+127>:      por    %xmm6,%xmm4
 0x28c02da3 <ff_deblock_v_luma_8_sse2+131>:      psubusb %xmm5,%xmm4
 0x28c02da7 <ff_deblock_v_luma_8_sse2+135>:      por    %xmm4,%xmm7
 0x28c02dab <ff_deblock_v_luma_8_sse2+139>:      movdqa %xmm2,%xmm6
 0x28c02daf <ff_deblock_v_luma_8_sse2+143>:      movdqa %xmm3,%xmm4
 0x28c02db3 <ff_deblock_v_luma_8_sse2+147>:      psubusb %xmm3,%xmm6
 0x28c02db7 <ff_deblock_v_luma_8_sse2+151>:      psubusb %xmm2,%xmm4
 0x28c02dbb <ff_deblock_v_luma_8_sse2+155>:      por    %xmm6,%xmm4
 0x28c02dbf <ff_deblock_v_luma_8_sse2+159>:      psubusb %xmm5,%xmm4
 0x28c02dc3 <ff_deblock_v_luma_8_sse2+163>:      por    %xmm4,%xmm7
 0x28c02dc7 <ff_deblock_v_luma_8_sse2+167>:      pxor   %xmm6,%xmm6
 0x28c02dcb <ff_deblock_v_luma_8_sse2+171>:      pcmpeqb %xmm6,%xmm7
 0x28c02dcf <ff_deblock_v_luma_8_sse2+175>:      mov    0x40(%esp),%ebx
 0x28c02dd3 <ff_deblock_v_luma_8_sse2+179>:      pcmpeqb %xmm3,%xmm3
 0x28c02dd7 <ff_deblock_v_luma_8_sse2+183>:      movd   (%ebx),%xmm4
 0x28c02ddb <ff_deblock_v_luma_8_sse2+187>:      punpcklbw %xmm4,%xmm4
 0x28c02ddf <ff_deblock_v_luma_8_sse2+191>:      punpcklbw %xmm4,%xmm4
 0x28c02de3 <ff_deblock_v_luma_8_sse2+195>:      movdqa %xmm4,0x10(%esp)
 0x28c02de9 <ff_deblock_v_luma_8_sse2+201>:      pcmpgtb %xmm3,%xmm4
 0x28c02ded <ff_deblock_v_luma_8_sse2+205>:      movdqa (%esi),%xmm3
 0x28c02df1 <ff_deblock_v_luma_8_sse2+209>:      pand   %xmm7,%xmm4
 0x28c02df5 <ff_deblock_v_luma_8_sse2+213>:      movdqa %xmm4,(%esp)
 0x28c02dfa <ff_deblock_v_luma_8_sse2+218>:      movdqa %xmm3,%xmm7
 0x28c02dfe <ff_deblock_v_luma_8_sse2+222>:      movdqa %xmm1,%xmm6
 0x28c02e02 <ff_deblock_v_luma_8_sse2+226>:      psubusb %xmm1,%xmm7
 0x28c02e06 <ff_deblock_v_luma_8_sse2+230>:      psubusb %xmm3,%xmm6
 0x28c02e0a <ff_deblock_v_luma_8_sse2+234>:      psubusb %xmm5,%xmm7
 0x28c02e0e <ff_deblock_v_luma_8_sse2+238>:      psubusb %xmm5,%xmm6
 0x28c02e12 <ff_deblock_v_luma_8_sse2+242>:      pcmpeqb %xmm7,%xmm6
 0x28c02e16 <ff_deblock_v_luma_8_sse2+246>:      pand   %xmm4,%xmm6
 0x28c02e1a <ff_deblock_v_luma_8_sse2+250>:      pand   0x10(%esp),%xmm4
 0x28c02e20 <ff_deblock_v_luma_8_sse2+256>:      movdqa %xmm4,%xmm7
 0x28c02e24 <ff_deblock_v_luma_8_sse2+260>:      psubb  %xmm6,%xmm7
 0x28c02e28 <ff_deblock_v_luma_8_sse2+264>:      pand   %xmm4,%xmm6
 0x28c02e2c <ff_deblock_v_luma_8_sse2+268>:      movdqa %xmm1,%xmm4
 0x28c02e30 <ff_deblock_v_luma_8_sse2+272>:      pavgb  %xmm2,%xmm4
 0x28c02e34 <ff_deblock_v_luma_8_sse2+276>:      pavgb  %xmm4,%xmm3
 0x28c02e38 <ff_deblock_v_luma_8_sse2+280>:      pxor   (%esi),%xmm4
 0x28c02e3c <ff_deblock_v_luma_8_sse2+284>:      pand   0x28f5f400,%xmm4
 0x28c02e44 <ff_deblock_v_luma_8_sse2+292>:      psubusb %xmm4,%xmm3
 0x28c02e48 <ff_deblock_v_luma_8_sse2+296>:      movdqa %xmm0,%xmm4
 0x28c02e4c <ff_deblock_v_luma_8_sse2+300>:      psubusb %xmm6,%xmm4
 0x28c02e50 <ff_deblock_v_luma_8_sse2+304>:      paddusb %xmm0,%xmm6
 0x28c02e54 <ff_deblock_v_luma_8_sse2+308>:      pmaxub %xmm4,%xmm3
 0x28c02e58 <ff_deblock_v_luma_8_sse2+312>:      pminub %xmm6,%xmm3
 0x28c02e5c <ff_deblock_v_luma_8_sse2+316>:      movdqa %xmm3,(%esi,%ecx,1)
 0x28c02e61 <ff_deblock_v_luma_8_sse2+321>:      movdqa (%eax,%ecx,2),%xmm4
 0x28c02e66 <ff_deblock_v_luma_8_sse2+326>:      movdqa %xmm4,%xmm3
 0x28c02e6a <ff_deblock_v_luma_8_sse2+330>:      movdqa %xmm2,%xmm6
 0x28c02e6e <ff_deblock_v_luma_8_sse2+334>:      psubusb %xmm2,%xmm3
 0x28c02e72 <ff_deblock_v_luma_8_sse2+338>:      psubusb %xmm4,%xmm6
 0x28c02e76 <ff_deblock_v_luma_8_sse2+342>:      psubusb %xmm5,%xmm3
 0x28c02e7a <ff_deblock_v_luma_8_sse2+346>:      psubusb %xmm5,%xmm6
 0x28c02e7e <ff_deblock_v_luma_8_sse2+350>:      pcmpeqb %xmm3,%xmm6
 0x28c02e82 <ff_deblock_v_luma_8_sse2+354>:      pand   (%esp),%xmm6
 0x28c02e87 <ff_deblock_v_luma_8_sse2+359>:      movdqa 0x10(%esp),%xmm5
 0x28c02e8d <ff_deblock_v_luma_8_sse2+365>:      psubb  %xmm6,%xmm7
 0x28c02e91 <ff_deblock_v_luma_8_sse2+369>:      pand   %xmm6,%xmm5
 0x28c02e95 <ff_deblock_v_luma_8_sse2+373>:      movdqa (%eax,%ecx,1),%xmm3
 0x28c02e9a <ff_deblock_v_luma_8_sse2+378>:      movdqa %xmm1,%xmm6
 0x28c02e9e <ff_deblock_v_luma_8_sse2+382>:      pavgb  %xmm2,%xmm6
 0x28c02ea2 <ff_deblock_v_luma_8_sse2+386>:      pavgb  %xmm6,%xmm4
 0x28c02ea6 <ff_deblock_v_luma_8_sse2+390>:      pxor   (%eax,%ecx,2),%xmm6
 0x28c02eab <ff_deblock_v_luma_8_sse2+395>:      pand   0x28f5f400,%xmm6
 0x28c02eb3 <ff_deblock_v_luma_8_sse2+403>:      psubusb %xmm6,%xmm4
 0x28c02eb7 <ff_deblock_v_luma_8_sse2+407>:      movdqa %xmm3,%xmm6
 0x28c02ebb <ff_deblock_v_luma_8_sse2+411>:      psubusb %xmm5,%xmm6
 0x28c02ebf <ff_deblock_v_luma_8_sse2+415>:      paddusb %xmm3,%xmm5
 0x28c02ec3 <ff_deblock_v_luma_8_sse2+419>:      pmaxub %xmm6,%xmm4
 0x28c02ec7 <ff_deblock_v_luma_8_sse2+423>:      pminub %xmm5,%xmm4
 0x28c02ecb <ff_deblock_v_luma_8_sse2+427>:      movdqa %xmm4,(%eax,%ecx,1)
 0x28c02ed0 <ff_deblock_v_luma_8_sse2+432>:      pcmpeqb %xmm4,%xmm4
 0x28c02ed4 <ff_deblock_v_luma_8_sse2+436>:      movdqa %xmm1,%xmm5
 0x28c02ed8 <ff_deblock_v_luma_8_sse2+440>:      pxor   %xmm2,%xmm5
 0x28c02edc <ff_deblock_v_luma_8_sse2+444>:      pxor   %xmm4,%xmm3
 0x28c02ee0 <ff_deblock_v_luma_8_sse2+448>:      pand   0x28f5f400,%xmm5
 0x28c02ee8 <ff_deblock_v_luma_8_sse2+456>:      pavgb  %xmm0,%xmm3
 0x28c02eec <ff_deblock_v_luma_8_sse2+460>:      pxor   %xmm1,%xmm4
 0x28c02ef0 <ff_deblock_v_luma_8_sse2+464>:      pavgb  0x28f5f440,%xmm3
 0x28c02ef8 <ff_deblock_v_luma_8_sse2+472>:      pavgb  %xmm2,%xmm4
 0x28c02efc <ff_deblock_v_luma_8_sse2+476>:      pavgb  %xmm5,%xmm3
 0x28c02f00 <ff_deblock_v_luma_8_sse2+480>:      movdqa 0x28f5fda0,%xmm6
 0x28c02f08 <ff_deblock_v_luma_8_sse2+488>:      paddusb %xmm4,%xmm3
 0x28c02f0c <ff_deblock_v_luma_8_sse2+492>:      psubusb %xmm3,%xmm6
 0x28c02f10 <ff_deblock_v_luma_8_sse2+496>:      psubusb 0x28f5fda0,%xmm3
 0x28c02f18 <ff_deblock_v_luma_8_sse2+504>:      pminub %xmm7,%xmm6
 0x28c02f1c <ff_deblock_v_luma_8_sse2+508>:      pminub %xmm7,%xmm3
 0x28c02f20 <ff_deblock_v_luma_8_sse2+512>:      psubusb %xmm6,%xmm1
 0x28c02f24 <ff_deblock_v_luma_8_sse2+516>:      psubusb %xmm3,%xmm2
 0x28c02f28 <ff_deblock_v_luma_8_sse2+520>:      paddusb %xmm3,%xmm1
 0x28c02f2c <ff_deblock_v_luma_8_sse2+524>:      paddusb %xmm6,%xmm2
 0x28c02f30 <ff_deblock_v_luma_8_sse2+528>:      movdqa %xmm1,(%esi,%ecx,2)
 0x28c02f35 <ff_deblock_v_luma_8_sse2+533>:      movdqa %xmm2,(%eax)
 0x28c02f39 <ff_deblock_v_luma_8_sse2+537>:      add    $0x24,%esp
 0x28c02f3c <ff_deblock_v_luma_8_sse2+540>:      pop    %esi
 0x28c02f3d <ff_deblock_v_luma_8_sse2+541>:      pop    %ebx
 0x28c02f3e <ff_deblock_v_luma_8_sse2+542>:      ret
 0x28c02f3f <ff_deblock_v_luma_8_sse2+543>:      nop
 End of assembler dump.
 (gdb) info all-registers
 eax            0xbb9fb604       -1147161084
 ecx            0x10     16
 edx            0x9      9
 ebx            0x3      3
 esp            0xbb9fb584       0xbb9fb584
 ebp            0x2e544020       0x2e544020
 esi            0xbb9fb5d4       -1147161132
 edi            0x4b     75
 eip            0x28c02d42       0x28c02d42
 eflags         0x210287 2163335
 cs             0x33     51
 ss             0x3b     59
 ds             0x3b     59
 es             0x3b     59
 fs             0x3b     59
 gs             0x1b     27
 st0            -nan(0x282a2e32282a2e32) (raw 0xffff282a2e32282a2e32)
 st1            -nan(0x27292f3236373736) (raw 0xffff27292f3236373736)
 st2            -nan(0x27292f3227292f32) (raw 0xffff27292f3227292f32)
 st3            -nan(0x27292f3236373736) (raw 0xffff27292f3236373736)
 st4            -nan(0x27292f3227292f32) (raw 0xffff27292f3227292f32)
 st5            -nan(0x282a2e3235373735) (raw 0xffff282a2e3235373735)
 st6            -nan(0x282a2e3235373735) (raw 0xffff282a2e3235373735)
 st7            -nan(0x282a2e3235373735) (raw 0xffff282a2e3235373735)
 fctrl          0x127f   4735
 fstat          0x20     32
 ftag           0xaaaa   43690
 fiseg          0x33     51
 fioff          0x28530f14       676531988
 foseg          0x3b     59
 fooff          0xbb9fb5a8       -1147161176
 fop            0x19c    412
 xmm0           {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0},
   v16_int8 = {0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x27, 0x28, 0x28,
     0x28, 0x28, 0x28, 0x28, 0x28, 0x28}, v8_int16 = {0x2727, 0x2727,
 0x2727,
     0x2727, 0x2828, 0x2828, 0x2828, 0x2828}, v4_int32 = {0x27272727,
     0x27272727, 0x28282828, 0x28282828}, v2_int64 = {0x2727272727272727,
     0x2828282828282828}, uint128 = 0x28282828282828282727272727272727}
 xmm1           {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0},
   v16_int8 = {0x28 <repeats 16 times>}, v8_int16 = {0x2828, 0x2828,
 0x2828,
     0x2828, 0x2828, 0x2828, 0x2828, 0x2828}, v4_int32 = {0x28282828,
     0x28282828, 0x28282828, 0x28282828}, v2_int64 = {0x2828282828282828,
     0x2828282828282828}, uint128 = 0x28282828282828282828282828282828}
 xmm2           {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0},
   v16_int8 = {0x32 <repeats 16 times>}, v8_int16 = {0x3232, 0x3232,
 0x3232,
     0x3232, 0x3232, 0x3232, 0x3232, 0x3232}, v4_int32 = {0x32323232,
     0x32323232, 0x32323232, 0x32323232}, v2_int64 = {0x3232323232323232,
     0x3232323232323232}, uint128 = 0x32323232323232323232323232323232}
 xmm3           {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0},
   v16_int8 = {0x37 <repeats 16 times>}, v8_int16 = {0x3737, 0x3737,
 0x3737,
     0x3737, 0x3737, 0x3737, 0x3737, 0x3737}, v4_int32 = {0x37373737,
     0x37373737, 0x37373737, 0x37373737}, v2_int64 = {0x3737373737373737,
     0x3737373737373737}, uint128 = 0x37373737373737373737373737373737}
 xmm4           {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0},
   v16_int8 = {0x29 <repeats 16 times>}, v8_int16 = {0x2929, 0x2929,
 0x2929,
     0x2929, 0x2929, 0x2929, 0x2929, 0x2929}, v4_int32 = {0x29292929,
     0x29292929, 0x29292929, 0x29292929}, v2_int64 = {0x2929292929292929,
     0x2929292929292929}, uint128 = 0x29292929292929292929292929292929}
 xmm5           {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0},
   v16_int8 = {0x2b <repeats 16 times>}, v8_int16 = {0x2b2b, 0x2b2b,
 0x2b2b,
     0x2b2b, 0x2b2b, 0x2b2b, 0x2b2b, 0x2b2b}, v4_int32 = {0x2b2b2b2b,
     0x2b2b2b2b, 0x2b2b2b2b, 0x2b2b2b2b}, v2_int64 = {0x2b2b2b2b2b2b2b2b,
     0x2b2b2b2b2b2b2b2b}, uint128 = 0x2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b2b}
 xmm6           {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0},
   v16_int8 = {0x0 <repeats 16 times>}, v8_int16 = {0x0, 0x0, 0x0, 0x0,
 0x0,
     0x0, 0x0, 0x0}, v4_int32 = {0x0, 0x0, 0x0, 0x0}, v2_int64 = {0x0,
 0x0},
   uint128 = 0x00000000000000000000000000000000}
 xmm7           {v4_float = {0x0, 0x0, 0x0, 0x0}, v2_double = {0x0, 0x0},
   v16_int8 = {0x2a <repeats 16 times>}, v8_int16 = {0x2a2a, 0x2a2a,
 0x2a2a,
     0x2a2a, 0x2a2a, 0x2a2a, 0x2a2a, 0x2a2a}, v4_int32 = {0x2a2a2a2a,
     0x2a2a2a2a, 0x2a2a2a2a, 0x2a2a2a2a}, v2_int64 = {0x2a2a2a2a2a2a2a2a,
     0x2a2a2a2a2a2a2a2a}, uint128 = 0x2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a2a}
 mxcsr          0x1fa0   8096
 mm0            {uint64 = 0x282a2e32282a2e32, v2_int32 = {0x282a2e32,
     0x282a2e32}, v4_int16 = {0x2e32, 0x282a, 0x2e32, 0x282a}, v8_int8 =
 {0x32,
     0x2e, 0x2a, 0x28, 0x32, 0x2e, 0x2a, 0x28}}
 mm1            {uint64 = 0x27292f3236373736, v2_int32 = {0x36373736,
     0x27292f32}, v4_int16 = {0x3736, 0x3637, 0x2f32, 0x2729}, v8_int8 =
 {0x36,
     0x37, 0x37, 0x36, 0x32, 0x2f, 0x29, 0x27}}
 mm2            {uint64 = 0x27292f3227292f32, v2_int32 = {0x27292f32,
     0x27292f32}, v4_int16 = {0x2f32, 0x2729, 0x2f32, 0x2729}, v8_int8 =
 {0x32,
     0x2f, 0x29, 0x27, 0x32, 0x2f, 0x29, 0x27}}
 mm3            {uint64 = 0x27292f3236373736, v2_int32 = {0x36373736,
     0x27292f32}, v4_int16 = {0x3736, 0x3637, 0x2f32, 0x2729}, v8_int8 =
 {0x36,
     0x37, 0x37, 0x36, 0x32, 0x2f, 0x29, 0x27}}
 mm4            {uint64 = 0x27292f3227292f32, v2_int32 = {0x27292f32,
     0x27292f32}, v4_int16 = {0x2f32, 0x2729, 0x2f32, 0x2729}, v8_int8 =
 {0x32,
     0x2f, 0x29, 0x27, 0x32, 0x2f, 0x29, 0x27}}
 mm5            {uint64 = 0x282a2e3235373735, v2_int32 = {0x35373735,
     0x282a2e32}, v4_int16 = {0x3735, 0x3537, 0x2e32, 0x282a}, v8_int8 =
 {0x35,
     0x37, 0x37, 0x35, 0x32, 0x2e, 0x2a, 0x28}}
 mm6            {uint64 = 0x282a2e3235373735, v2_int32 = {0x35373735,
     0x282a2e32}, v4_int16 = {0x3735, 0x3537, 0x2e32, 0x282a}, v8_int8 =
 {0x35,
     0x37, 0x37, 0x35, 0x32, 0x2e, 0x2a, 0x28}}
 mm7            {uint64 = 0x282a2e3235373735, v2_int32 = {0x35373735,
     0x282a2e32}, v4_int16 = {0x3735, 0x3537, 0x2e32, 0x282a}, v8_int8 =
 {0x35,
     0x37, 0x37, 0x35, 0x32, 0x2e, 0x2a, 0x28}}
 }}}

 (That said, I don't think, the very question is fair -- I reported the bug
 against the latest ''release'' of your software. A release, not even two
 weeks old at this time...)

--
Ticket URL: <https://trac.ffmpeg.org/ticket/5231#comment:3>
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