[FFmpeg-trac] #8073(undetermined:new): Segfault on macOS 10.15 "Catalina": stop reason = EXC_BAD_ACCESS (code=EXC_I386_GPFLT); libdyld.dylib`stack_not_16_byte_aligned_error
FFmpeg
trac at avcodec.org
Sun Sep 1 22:29:43 EEST 2019
#8073: Segfault on macOS 10.15 "Catalina": stop reason = EXC_BAD_ACCESS
(code=EXC_I386_GPFLT); libdyld.dylib`stack_not_16_byte_aligned_error
-------------------------------------+-------------------------------------
Reporter: skyzyx | Owner:
Type: defect | Status: new
Priority: normal | Component:
| undetermined
Version: unspecified | Resolution:
Keywords: osx | Blocked By:
Blocking: | Reproduced by developer: 0
Analyzed by developer: 0 |
-------------------------------------+-------------------------------------
Comment (by skyzyx):
Replying to [comment:1 cehoyos]:
> Replying to [ticket:8073 skyzyx]:
>
> > In an attempt to pare down the options to the smallest possible set in
order to identify the source of the bug, I've got this:
>
> Please test current FFmpeg git head (the only version supported here and
on macos in general) with `./configure && make ffmpeg`
Sorry -- my ad-blocker prevented me from seeing the comment section in
Trac. Just seeing this now after posting a new comment that I couldn't
see.
In both my original ticket and today's update, I've started off with `git
pull origin master` -- as I wrote in my initial message:
> [...] latest master (commit da8936969fe695a042282d5686e12227745d299a as
of this writing) […]
Now that I've seen your comment, I've run `make clean && ./configure &&
make -j$(nproc) ffmpeg`. Running in `lldb`…
{{{
$ lldb ./ffmpeg_g
(lldb) target create "./ffmpeg_g"
Current executable set to './ffmpeg_g' (x86_64).
(lldb) r --help
Process 64578 launched: '/Library/WebServer/Documents/ffmpeg/ffmpeg_g'
(x86_64)
Process 64578 stopped
* thread #1, queue = 'com.apple.main-thread', stop reason = EXC_BAD_ACCESS
(code=EXC_I386_GPFLT)
frame #0: 0x00007fff67bfb316
libdyld.dylib`stack_not_16_byte_aligned_error
libdyld.dylib`stack_not_16_byte_aligned_error:
-> 0x7fff67bfb316 <+0>: movdqa %xmm0, (%rsp)
0x7fff67bfb31b <+5>: int3
0x7fff67bfb31c <+6>: nop
0x7fff67bfb31d <+7>: nop
Target 0: (ffmpeg_g) stopped.
}}}
{{{
(lldb) bt
* thread #1, queue = 'com.apple.main-thread', stop reason = EXC_BAD_ACCESS
(code=EXC_I386_GPFLT)
* frame #0: 0x00007fff67bfb316
libdyld.dylib`stack_not_16_byte_aligned_error
frame #1: 0x00007ffeefbfe880
frame #2: 0x00007fff67c0a2a5 libdyld.dylib`start + 1
}}}
{{{
(lldb) disassemble --pc --count 32
libdyld.dylib`stack_not_16_byte_aligned_error:
-> 0x7fff67bfb316 <+0>: movdqa %xmm0, (%rsp)
0x7fff67bfb31b <+5>: int3
0x7fff67bfb31c <+6>: nop
0x7fff67bfb31d <+7>: nop
libdyld.dylib`_dyld_fast_stub_entry:
0x7fff67bfb31e <+0>: pushq %rbp
0x7fff67bfb31f <+1>: movq %rsp, %rbp
0x7fff67bfb322 <+4>: pushq %r14
0x7fff67bfb324 <+6>: pushq %rbx
0x7fff67bfb325 <+7>: movq %rsi, %r14
0x7fff67bfb328 <+10>: movq %rdi, %rbx
0x7fff67bfb32b <+13>: movq 0x2d062756(%rip), %rax ;
_dyld_fast_stub_entry(void*, long)::p
0x7fff67bfb332 <+20>: testq %rax, %rax
0x7fff67bfb335 <+23>: jne 0x7fff67bfb351 ; <+51>
0x7fff67bfb337 <+25>: leaq 0x2cfa2(%rip), %rdi ;
"__dyld_fast_stub_entry"
0x7fff67bfb33e <+32>: leaq 0x2d062743(%rip), %rsi ;
_dyld_fast_stub_entry(void*, long)::p
0x7fff67bfb345 <+39>: callq 0x7fff67bfa604 ;
_dyld_func_lookup
0x7fff67bfb34a <+44>: movq 0x2d062737(%rip), %rax ;
_dyld_fast_stub_entry(void*, long)::p
0x7fff67bfb351 <+51>: movq %rbx, %rdi
0x7fff67bfb354 <+54>: movq %r14, %rsi
0x7fff67bfb357 <+57>: popq %rbx
0x7fff67bfb358 <+58>: popq %r14
0x7fff67bfb35a <+60>: popq %rbp
0x7fff67bfb35b <+61>: jmpq *%rax
0x7fff67bfb35d <+63>: nop
0x7fff67bfb35e <+64>: nop
0x7fff67bfb35f <+65>: nop
libdyld.dylib`_dyld_get_shared_cache_uuid:
0x7fff67bfb360 <+0>: pushq %rbp
0x7fff67bfb361 <+1>: movq %rsp, %rbp
0x7fff67bfb364 <+4>: pushq %rbx
0x7fff67bfb365 <+5>: pushq %rax
0x7fff67bfb366 <+6>: movq %rdi, %rbx
0x7fff67bfb369 <+9>: leaq 0x2d0624d0(%rip), %rax ; gUseDyld3
}}}
{{{
(lldb) register read --all
General Purpose Registers:
rax = 0x0000000000001428
rbx = 0x0000000000000002
rcx = 0x00007ffeefbfe790
rdx = 0x000000010121787e "%s version N-94712-gcc78783ce5"
rdi = 0x0000000000000000
rsi = 0x0000000000000020
rbp = 0x00007ffeefbfe880
rsp = 0x00007ffeefbfe688
r8 = 0x000000000000002d
r9 = 0xffffffff00000000
r10 = 0x00000001013c5bc0 avpriv_register_devices_mutex + 24
r11 = 0x00000001013ba040 _dyld_private
r12 = 0x0000000000000000
r13 = 0x0000000000000000
r14 = 0x00007ffeefbfe8a0
r15 = 0x0000000000000000
rip = 0x00007fff67bfb316
libdyld.dylib`stack_not_16_byte_aligned_error
rflags = 0x0000000000010202
cs = 0x000000000000002b
fs = 0x0000000000000000
gs = 0x0000000000000000
eax = 0x00001428
ebx = 0x00000002
ecx = 0xefbfe790
edx = 0x0121787e
edi = 0x00000000
esi = 0x00000020
ebp = 0xefbfe880
esp = 0xefbfe688
r8d = 0x0000002d
r9d = 0x00000000
r10d = 0x013c5bc0
r11d = 0x013ba040
r12d = 0x00000000
r13d = 0x00000000
r14d = 0xefbfe8a0
r15d = 0x00000000
ax = 0x1428
bx = 0x0002
cx = 0xe790
dx = 0x787e
di = 0x0000
si = 0x0020
bp = 0xe880
sp = 0xe688
r8w = 0x002d
r9w = 0x0000
r10w = 0x5bc0
r11w = 0xa040
r12w = 0x0000
r13w = 0x0000
r14w = 0xe8a0
r15w = 0x0000
ah = 0x14
bh = 0x00
ch = 0xe7
dh = 0x78
al = 0x28
bl = 0x02
cl = 0x90
dl = 0x7e
dil = 0x00
sil = 0x20
bpl = 0x80
spl = 0x88
r8l = 0x2d
r9l = 0x00
r10l = 0xc0
r11l = 0x40
r12l = 0x00
r13l = 0x00
r14l = 0xa0
r15l = 0x00
Floating Point Registers:
fctrl = 0x037f
fstat = 0x0000
ftag = 0x0000
fop = 0x0000
fioff = 0x00000000
fiseg = 0x0000
fooff = 0x00000000
foseg = 0x0000
mxcsr = 0x00001f80
mxcsrmask = 0x0000ffff
stmm0 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0xff 0xff}
stmm1 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00}
stmm2 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00}
stmm3 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00}
stmm4 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00}
stmm5 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0xff 0xff}
stmm6 = {0x97 0x7d 0x3e 0x02 0x00 0x00 0x00 0x00 0xff 0xff}
stmm7 = {0x5c 0xd1 0xff 0xff 0x00 0x00 0x00 0x00 0xff 0xff}
ymm0 = {0xff 0x00 0x00 0x00 0x00 0x00 0xff 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0xff 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm1 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm2 = {0x00 0x00 0x00 0x00 0xff 0x00 0x00 0x00 0x00 0x00 0x00 0xff
0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm3 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm4 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm5 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm6 = {0xaf 0xe5 0xcf 0x29 0xef 0x20 0x75 0x90 0x0b 0x32 0x01 0x1a
0xa6 0xfc 0xaa 0x64 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm7 = {0x07 0x16 0x2b 0x8d 0xc5 0x18 0x2d 0x3c 0xe3 0x9a 0x56 0xeb
0x59 0xad 0x78 0xdc 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm8 = {0x31 0xfc 0x12 0xb3 0x41 0xf3 0xa5 0x94 0xbc 0xe2 0x87 0xdd
0x83 0x44 0x41 0x88 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm9 = {0xcd 0x21 0xd6 0x35 0x80 0x75 0xd3 0x16 0x66 0x61 0x28 0xbf
0xd6 0x4a 0xc6 0xc7 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm10 = {0xe9 0xe0 0x66 0xb0 0xdd 0xfc 0x35 0xf1 0xef 0x83 0xfc 0x43
0x55 0xa7 0x6a 0x56 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm11 = {0x6e 0x84 0xc3 0x85 0x9b 0x1a 0x9c 0xc0 0x8d 0x1e 0x95 0x6e
0xc2 0xb7 0xe4 0x1c 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm12 = {0xcc 0x49 0x0f 0x2c 0x11 0xb5 0x3a 0xdd 0xfe 0x36 0xc6 0x9e
0xab 0x91 0xac 0xc8 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm13 = {0xeb 0x15 0x2b 0xe7 0x70 0x0f 0xb7 0x27 0xfd 0x11 0x22 0x49
0x3f 0xa6 0xc6 0x55 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm14 = {0xb9 0x6d 0xbb 0xd0 0xa8 0xd8 0x81 0x0d 0x56 0xee 0x47 0x93
0xfd 0x7f 0xeb 0x5b 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
ymm15 = {0xcf 0x13 0xeb 0x43 0x1c 0x45 0x41 0x4d 0x01 0xda 0x6f 0x52
0x4f 0x8b 0x55 0x88 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00 0x00}
xmm0 = {0xff 0x00 0x00 0x00 0x00 0x00 0xff 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0xff 0x00}
xmm1 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00}
xmm2 = {0x00 0x00 0x00 0x00 0xff 0x00 0x00 0x00 0x00 0x00 0x00 0xff
0x00 0x00 0x00 0x00}
xmm3 = {0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00 0x00
0x00 0x00 0x00 0x00}
xmm4 = {0x00 0x00 0x00 0x00 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 = {0xaf 0xe5 0xcf 0x29 0xef 0x20 0x75 0x90 0x0b 0x32 0x01 0x1a
0xa6 0xfc 0xaa 0x64}
xmm7 = {0x07 0x16 0x2b 0x8d 0xc5 0x18 0x2d 0x3c 0xe3 0x9a 0x56 0xeb
0x59 0xad 0x78 0xdc}
xmm8 = {0x31 0xfc 0x12 0xb3 0x41 0xf3 0xa5 0x94 0xbc 0xe2 0x87 0xdd
0x83 0x44 0x41 0x88}
xmm9 = {0xcd 0x21 0xd6 0x35 0x80 0x75 0xd3 0x16 0x66 0x61 0x28 0xbf
0xd6 0x4a 0xc6 0xc7}
xmm10 = {0xe9 0xe0 0x66 0xb0 0xdd 0xfc 0x35 0xf1 0xef 0x83 0xfc 0x43
0x55 0xa7 0x6a 0x56}
xmm11 = {0x6e 0x84 0xc3 0x85 0x9b 0x1a 0x9c 0xc0 0x8d 0x1e 0x95 0x6e
0xc2 0xb7 0xe4 0x1c}
xmm12 = {0xcc 0x49 0x0f 0x2c 0x11 0xb5 0x3a 0xdd 0xfe 0x36 0xc6 0x9e
0xab 0x91 0xac 0xc8}
xmm13 = {0xeb 0x15 0x2b 0xe7 0x70 0x0f 0xb7 0x27 0xfd 0x11 0x22 0x49
0x3f 0xa6 0xc6 0x55}
xmm14 = {0xb9 0x6d 0xbb 0xd0 0xa8 0xd8 0x81 0x0d 0x56 0xee 0x47 0x93
0xfd 0x7f 0xeb 0x5b}
xmm15 = {0xcf 0x13 0xeb 0x43 0x1c 0x45 0x41 0x4d 0x01 0xda 0x6f 0x52
0x4f 0x8b 0x55 0x88}
Exception State Registers:
trapno = 0x0000000d
err = 0x00000000
faultvaddr = 0x00000001014022c0 ffmpeg_g`hide_banner
}}}
--
Ticket URL: <https://trac.ffmpeg.org/ticket/8073#comment:4>
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