[FFmpeg-trac] #5368(undetermined:new): I am Trying to find crashes in fffuzz using zzuf.

FFmpeg trac at avcodec.org
Wed Mar 23 12:27:40 CET 2016


#5368: I am Trying to find crashes in fffuzz using zzuf.
-------------------------------------+-------------------------------------
             Reporter:               |                    Owner:
  neerajsinghi                       |                   Status:  new
                 Type:  sponsoring   |                Component:
  request                            |  undetermined
             Priority:  normal       |               Resolution:
              Version:  unspecified  |               Blocked By:
             Keywords:  fffuzz       |  Reproduced by developer:  0
             Blocking:               |
Analyzed by developer:  0            |
-------------------------------------+-------------------------------------

Comment (by neerajsinghi):

 More backtrace
 ---Type <return> to continue, or q <return> to quit---
 r12            0x52bb   21179
 r13            0xd      13
 r14            0x7fffffffd880   140737488345216
 r15            0x628ae0 6458080
 rip            0x7ffff63aa344   0x7ffff63aa344
 eflags         0x10246  [ PF ZF IF RF ]
 cs             0x33     51
 ss             0x2b     43
 ds             0x0      0
 es             0x0      0
 fs             0x0      0
 gs             0x0      0
 ---Type <return> to continue, or q <return> to quit---
 st0            -nan(0x74787d81868a8c8c) (raw 0xffff74787d81868a8c8c)
 st1            -nan(0x74787d81868a8c8c) (raw 0xffff74787d81868a8c8c)
 st2            -nan(0x74787d81868a8c8c) (raw 0xffff74787d81868a8c8c)
 st3            -nan(0x74787d81868a8c8c) (raw 0xffff74787d81868a8c8c)
 st4            -nan(0x703060205010400)  (raw 0xffff0703060205010400)
 st5            -nan(0x101010101010101)  (raw 0xffff0101010101010101)
 st6            -nan(0x1000100010001)    (raw 0xffff0001000100010001)
 st7            -nan(0x3000300030003)    (raw 0xffff0003000300030003)
 fctrl          0x37f    895
 fstat          0x0      0
 ftag           0xaaaa   43690
 fiseg          0x0      0
 ---Type <return> to continue, or q <return> to quit---
 fioff          0x0      0
 foseg          0x0      0
 fooff          0x0      0
 fop            0x0      0
 mxcsr          0x1fa0   [ PE IM DM ZM OM UM PM ]
 ymm0           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x80, 0x80, 0x80,
     0x80, 0x80, 0x80, 0x81, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x81,
 0x81, 0x80, 0x0 <repeats 16 times>}, v16_int16 = {0x8080,
     0x8080, 0x8080, 0x8281, 0x8282, 0x8282, 0x8182, 0x8081, 0x0, 0x0, 0x0,
 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0x80808080,
     0x82818080, 0x82828282, 0x80818182, 0x0, 0x0, 0x0, 0x0}, v4_int64 =
 {0x8281808080808080, 0x8081818282828282, 0x0, 0x0},
   v2_int128 = {0x80818182828282828281808080808080,
 0x00000000000000000000000000000000}}
 ymm1           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x80, 0x80, 0x80,
     0x80, 0x80, 0x80, 0x81, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x81,
 0x81, 0x80, 0x0 <repeats 16 times>}, v16_int16 = {0x8080,
 ---Type <return> to continue, or q <return> to quit---
     0x8080, 0x8080, 0x8281, 0x8282, 0x8282, 0x8182, 0x8081, 0x0, 0x0, 0x0,
 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0x80808080,
     0x82818080, 0x82828282, 0x80818182, 0x0, 0x0, 0x0, 0x0}, v4_int64 =
 {0x8281808080808080, 0x8081818282828282, 0x0, 0x0},
   v2_int128 = {0x80818182828282828281808080808080,
 0x00000000000000000000000000000000}}
 ymm2           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x80, 0x80, 0x80,
     0x80, 0x80, 0x80, 0x81, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x81,
 0x81, 0x80, 0x0 <repeats 16 times>}, v16_int16 = {0x8080,
     0x8080, 0x8080, 0x8281, 0x8282, 0x8282, 0x8182, 0x8081, 0x0, 0x0, 0x0,
 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0x80808080,
     0x82818080, 0x82828282, 0x80818182, 0x0, 0x0, 0x0, 0x0}, v4_int64 =
 {0x8281808080808080, 0x8081818282828282, 0x0, 0x0},
   v2_int128 = {0x80818182828282828281808080808080,
 0x00000000000000000000000000000000}}
 ymm3           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x80, 0x80, 0x80,
     0x80, 0x80, 0x80, 0x81, 0x82, 0x82, 0x82, 0x82, 0x82, 0x82, 0x81,
 0x81, 0x80, 0x0 <repeats 16 times>}, v16_int16 = {0x8080,
     0x8080, 0x8080, 0x8281, 0x8282, 0x8282, 0x8182, 0x8081, 0x0, 0x0, 0x0,
 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0x80808080,
     0x82818080, 0x82828282, 0x80818182, 0x0, 0x0, 0x0, 0x0}, v4_int64 =
 {0x8281808080808080, 0x8081818282828282, 0x0, 0x0},
 ---Type <return> to continue, or q <return> to quit---
   v2_int128 = {0x80818182828282828281808080808080,
 0x00000000000000000000000000000000}}
 ymm4           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x0, 0x8, 0x1, 0x9,
     0x2, 0xa, 0x3, 0xb, 0x4, 0xc, 0x5, 0xd, 0x6, 0xe, 0x7, 0xf, 0x0
 <repeats 16 times>}, v16_int16 = {0x800, 0x901, 0xa02, 0xb03,
     0xc04, 0xd05, 0xe06, 0xf07, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v8_int32 = {0x9010800, 0xb030a02, 0xd050c04, 0xf070e06, 0x0,
     0x0, 0x0, 0x0}, v4_int64 = {0xb030a0209010800, 0xf070e060d050c04, 0x0,
 0x0}, v2_int128 = {0x0f070e060d050c040b030a0209010800,
     0x00000000000000000000000000000000}}
 ymm5           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {
     0x1 <repeats 16 times>, 0x0 <repeats 16 times>}, v16_int16 = {0x101,
 0x101, 0x101, 0x101, 0x101, 0x101, 0x101, 0x101, 0x0, 0x0,
     0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0x1010101, 0x1010101,
 0x1010101, 0x1010101, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {
     0x101010101010101, 0x101010101010101, 0x0, 0x0}, v2_int128 =
 {0x01010101010101010101010101010101,
     0x00000000000000000000000000000000}}
 ymm6           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x8000000000000000, 0x0, 0x0, 0x0}, v32_int8 = {
 ---Type <return> to continue, or q <return> to quit---
     0x22, 0xee, 0xe9, 0xbb, 0xef, 0x7d, 0xaf, 0x7b, 0x1, 0xb5, 0x89, 0x22,
 0x42, 0x40, 0x7c, 0x86, 0x0 <repeats 16 times>},
   v16_int16 = {0xee22, 0xbbe9, 0x7def, 0x7baf, 0xb501, 0x2289, 0x4042,
 0x867c, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {
     0xbbe9ee22, 0x7baf7def, 0x2289b501, 0x867c4042, 0x0, 0x0, 0x0, 0x0},
 v4_int64 = {0x7baf7defbbe9ee22, 0x867c40422289b501, 0x0,
     0x0}, v2_int128 = {0x867c40422289b5017baf7defbbe9ee22,
 0x00000000000000000000000000000000}}
 ymm7           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {
     0x0 <repeats 32 times>}, v16_int16 = {0x0 <repeats 16 times>},
 v8_int32 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {
     0x0, 0x0, 0x0, 0x0}, v2_int128 = {0x00000000000000000000000000000000,
 0x00000000000000000000000000000000}}
 ymm8           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x8000000000000000, 0x8000000000000000, 0x0, 0x0},
   v32_int8 = {0x0, 0xff <repeats 15 times>, 0x0 <repeats 16 times>},
 v16_int16 = {0xff00, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
     0xffff, 0xffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 =
 {0xffffff00, 0xffffffff, 0xffffffff, 0xffffffff, 0x0, 0x0,
     0x0, 0x0}, v4_int64 = {0xffffffffffffff00, 0xffffffffffffffff, 0x0,
 0x0}, v2_int128 = {0xffffffffffffffffffffffffffffff00,
     0x00000000000000000000000000000000}}
 ---Type <return> to continue, or q <return> to quit---
 ymm9           {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x8000000000000000, 0x8000000000000000, 0x0, 0x0},
   v32_int8 = {0xff <repeats 16 times>, 0x0 <repeats 16 times>}, v16_int16
 = {0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
     0xffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 =
 {0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0x0, 0x0, 0x0, 0x0},
   v4_int64 = {0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0}, v2_int128
 = {0xffffffffffffffffffffffffffffffff,
     0x00000000000000000000000000000000}}
 ymm10          {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x8000000000000000, 0x8000000000000000, 0x0, 0x0},
   v32_int8 = {0xff <repeats 16 times>, 0x0 <repeats 16 times>}, v16_int16
 = {0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
     0xffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 =
 {0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0x0, 0x0, 0x0, 0x0},
   v4_int64 = {0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0}, v2_int128
 = {0xffffffffffffffffffffffffffffffff,
     0x00000000000000000000000000000000}}
 ymm11          {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x8000000000000000, 0x8000000000000000, 0x0, 0x0},
   v32_int8 = {0xff <repeats 16 times>, 0x0 <repeats 16 times>}, v16_int16
 = {0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff, 0xffff,
 ---Type <return> to continue, or q <return> to quit---
     0xffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 =
 {0xffffffff, 0xffffffff, 0xffffffff, 0xffffffff, 0x0, 0x0, 0x0, 0x0},
   v4_int64 = {0xffffffffffffffff, 0xffffffffffffffff, 0x0, 0x0}, v2_int128
 = {0xffffffffffffffffffffffffffffffff,
     0x00000000000000000000000000000000}}
 ymm12          {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {
     0x0 <repeats 32 times>}, v16_int16 = {0x0 <repeats 16 times>},
 v8_int32 = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v4_int64 = {
     0x0, 0x0, 0x0, 0x0}, v2_int128 = {0x00000000000000000000000000000000,
 0x00000000000000000000000000000000}}
 ymm13          {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x81, 0x81, 0x81,
     0x81, 0x81, 0x81, 0x82, 0x82, 0x83, 0x84, 0x85, 0x85, 0x85, 0x84,
 0x84, 0x83, 0x0 <repeats 16 times>}, v16_int16 = {0x8181,
     0x8181, 0x8181, 0x8282, 0x8483, 0x8585, 0x8485, 0x8384, 0x0, 0x0, 0x0,
 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0x81818181,
     0x82828181, 0x85858483, 0x83848485, 0x0, 0x0, 0x0, 0x0}, v4_int64 =
 {0x8282818181818181, 0x8384848585858483, 0x0, 0x0},
   v2_int128 = {0x83848485858584838282818181818181,
 0x00000000000000000000000000000000}}
 ymm14          {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {0x84, 0x84, 0x83,
 ---Type <return> to continue, or q <return> to quit---
     0x82, 0x81, 0x80 <repeats 11 times>, 0x0 <repeats 16 times>},
 v16_int16 = {0x8484, 0x8283, 0x8081, 0x8080, 0x8080, 0x8080, 0x8080,
     0x8080, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 =
 {0x82838484, 0x80808081, 0x80808080, 0x80808080, 0x0, 0x0, 0x0, 0x0},
   v4_int64 = {0x8080808182838484, 0x8080808080808080, 0x0, 0x0}, v2_int128
 = {0x80808080808080808080808182838484,
     0x00000000000000000000000000000000}}
 ymm15          {v8_float = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0},
 v4_double = {0x0, 0x0, 0x0, 0x0}, v32_int8 = {
     0x80 <repeats 16 times>, 0x0 <repeats 16 times>}, v16_int16 = {0x8080,
 0x8080, 0x8080, 0x8080, 0x8080, 0x8080, 0x8080, 0x8080,
     0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}, v8_int32 = {0x80808080,
 0x80808080, 0x80808080, 0x80808080, 0x0, 0x0, 0x0, 0x0},
   v4_int64 = {0x8080808080808080, 0x8080808080808080, 0x0, 0x0}, v2_int128
 = {0x80808080808080808080808080808080,
     0x00000000000000000000000000000000}}

--
Ticket URL: <https://trac.ffmpeg.org/ticket/5368#comment:1>
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