[FFmpeg-trac] #3515(undetermined:new): Crashes or artifacts when playing a specific file/stream
FFmpeg
trac at avcodec.org
Tue Apr 1 15:30:38 CEST 2014
#3515: Crashes or artifacts when playing a specific file/stream
-------------------------------------+-------------------------------------
Reporter: evol | Owner:
Type: defect | Status: new
Priority: important | Component:
Version: unspecified | undetermined
Keywords: crash | Resolution:
Blocking: | Blocked By:
Analyzed by developer: 0 | Reproduced by developer: 0
-------------------------------------+-------------------------------------
Comment (by evol):
I made a new one.
{{{
* thread #53: tid = 0x14718, 0x26666082
ffmpegsumo.so`ff_pred8x8_vertical_8_mmx + 50, stop reason = EXC_BAD_ACCESS
(code=1, address=0x33beb160)
frame #0: 0x26666082 ffmpegsumo.so`ff_pred8x8_vertical_8_mmx + 50
ffmpegsumo.so`ff_pred8x8_vertical_8_mmx + 50:
-> 0x26666082: movq %mm0, (%eax,%ecx,2)
0x26666086: ret
0x26666087: jmp 0x26666090 ;
ff_pred8x8_horizontal_8_mmx
0x26666089: nop
(lldb) bt
* thread #53: tid = 0x14718, 0x26666082
ffmpegsumo.so`ff_pred8x8_vertical_8_mmx + 50, stop reason = EXC_BAD_ACCESS
(code=1, address=0x33beb160)
* frame #0: 0x26666082 ffmpegsumo.so`ff_pred8x8_vertical_8_mmx + 50
frame #1: 0x264dfbdf
ffmpegsumo.so`hl_decode_mb_simple_8(h=<unavailable>) + 1663 at
h264_mb_template.c:162
frame #2: 0x264e7eb6 ffmpegsumo.so`decode_slice(avctx=<unavailable>,
arg=0xbabdadb4) + 406 at h264.c:4485
frame #3: 0x264e7bf2 ffmpegsumo.so`execute_decode_slices(h=0x2cfb5000,
context_count=<unavailable>) + 82 at h264.c:4636
frame #4: 0x264d58ce ffmpegsumo.so`decode_nal_units(h=<unavailable>,
buf=<unavailable>, buf_size=535452056, parse_extradata=<unavailable>) +
2046 at h264.c:4999
frame #5: 0x264e3124 ffmpegsumo.so`decode_frame(avctx=<unavailable>,
data=<unavailable>, got_frame=<unavailable>, avpkt=0x1fea59f4) + 324 at
h264.c:5136
frame #6: 0x265ce3dc ffmpegsumo.so`frame_worker_thread(arg=0x1fea5938)
+ 492 at pthread_frame.c:153
frame #7: 0x907bb5fb libsystem_pthread.dylib`_pthread_body + 144
frame #8: 0x907bb485 libsystem_pthread.dylib`_pthread_start + 130
(lldb) disassemble --start-address 0x26666062 --end-address 0x266660A2
ffmpegsumo.so`ff_pred8x8_vertical_8_mmx + 18:
0x26666062: jg 0x26666068 ;
ff_pred8x8_vertical_8_mmx + 24
0x26666064: decl %eax
0x26666065: leal (%eax,%ecx,2), %eax
0x26666068: movq %mm0, (%eax,%ecx)
0x2666606c: movq %mm0, (%eax,%ecx,2)
0x26666070: leal (%eax,%ecx,2), %eax
0x26666073: movq %mm0, (%eax,%ecx)
0x26666077: movq %mm0, (%eax,%ecx,2)
0x2666607b: leal (%eax,%ecx,2), %eax
0x2666607e: movq %mm0, (%eax,%ecx)
-> 0x26666082: movq %mm0, (%eax,%ecx,2)
0x26666086: ret
0x26666087: jmp 0x26666090 ;
ff_pred8x8_horizontal_8_mmx
0x26666089: nop
0x2666608a: nop
0x2666608b: nop
0x2666608c: nop
0x2666608d: nop
0x2666608e: nop
0x2666608f: nop
ffmpegsumo.so`ff_pred8x8_horizontal_8_mmx:
0x26666090: movl 0x4(%esp), %eax
0x26666094: movl 0x8(%esp), %ecx
0x26666098: movl $0x4, %edx
0x2666609d: movd -0x4(%eax), %mm0
(lldb) register read --all
General Purpose Registers:
eax = 0x33beae20
ebx = 0x000001a0
ecx = 0x000001a0
edx = 0x33bc5000
edi = 0x33b9fa00
esi = 0x2cfb5000
ebp = 0xbabdad38
esp = 0xbabdac6c
ss = 0x00000023
eflags = 0x00010206 Chromium Framework`(anonymous
namespace)::SubprocessNeedsResourceBundle(std::string const&) + 278 at
chrome_main_delegate.cc:258
eip = 0x26666082 ffmpegsumo.so`ff_pred8x8_vertical_8_mmx + 50
cs = 0x0000001b
ds = 0x00000023
es = 0x00000023
fs = 0x00000023
gs = 0x0000000f
ax = 0xae20
bx = 0x01a0
cx = 0x01a0
dx = 0x5000
di = 0xfa00
si = 0x5000
bp = 0xad38
sp = 0xac6c
ah = 0xae
bh = 0x01
ch = 0x01
dh = 0x50
al = 0x20
bl = 0xa0
cl = 0xa0
dl = 0x00
dil = 0x00
sil = 0x00
bpl = 0x38
spl = 0x6c
Floating Point Registers:
fctrl = 0x037f
fstat = 0x0000
ftag = 0xff
fop = 0x0000
fioff = 0x00000000
fiseg = 0x0000
fooff = 0x00000000
foseg = 0x0000
mxcsr = 0x00001f80 Chromium`switches::kDisableThreadedHTMLParser +
18
mxcsrmask = 0x0000ffff Chromium Framework`(anonymous
namespace)::InitializeUserDataDir() + 895 at chrome_main_delegate.cc:379
stmm0 = {0x80 0x80 0x80 0x80 0x80 0x80 0x80 0x80 0xff 0xff}
stmm1 = {0x80 0x80 0x80 0x80 0x80 0x80 0x80 0x80 0xff 0xff}
stmm2 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0xff 0xff}
stmm3 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0xff 0xff}
stmm4 = {0xf8 0xff 0xf8 0xff 0x00 0x00 0x00 0x00 0xff 0xff}
stmm5 = {0x80 0x80 0x80 0x80 0x80 0x80 0x80 0x80 0xff 0xff}
stmm6 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0xff 0xff}
stmm7 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0xff 0xff}
xmm0 = {0x18 0x47 0x01 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00}
xmm1 = {0x7f 0x7f 0x7f 0x7f 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00}
xmm2 = {0xff 0xff 0xff 0xff 0xff 0xff 0xff 0xff 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00}
xmm3 = {0x01 0x00 0x01 0x00 0x01 0x00 0x01 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00}
xmm4 = {0x80 0x80 0x80 0x80 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00}
xmm5 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00}
xmm6 = {0x00 0x00 0x01 0x01 0x00 0x01 0x00 0x00 0x00 0x00 0x01 0x00
0x00 0x00 0x00 0x00}
xmm7 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00}
Exception State Registers:
trapno = 0x0000000e
err = 0x00000006
faultvaddr = 0x33beb160
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/3515#comment:2>
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