https://bugs.exim.org/show_bug.cgi?id=1803
--- Comment #34 from Nish Aravamudan <nish.aravamudan@???> ---
(gdb) print &size_offsets
$49 = (int *) 0x7fffffff9288
(gdb) watch *0x7fffffff9288
Hardware watchpoint 4: *0x7fffffff9288
Old value = 3
New value = 0
_pcre_jit_exec (extra_data=extra_data@entry=0x555555d4de70,
subject=subject@entry=0x7fffed40b1a8
"\303\251\303\204\303\237\343\201\224a", length=length@entry=10,
start_offset=start_offset@entry=2,
options=options@entry=8192, offsets=offsets@entry=0x7fffffff9210,
offset_count=<optimized out>) at pcre_jit_compile.c:10481
10481 pcre_jit_compile.c: No such file or directory.
Which seems to be the return from jit_exec ? That roughly would correspond to
what we see in the previous attachment.
(gdb) disassemble $pc-32,$pc+32
Dump of assembler code from 0x7ffff799b6ea to 0x7ffff799b72a:
0x00007ffff799b6ea <_pcre_jit_exec+314>: rorl %cl,0x39440014(%rbp)
0x00007ffff799b6f0 <_pcre_jit_exec+320>: loop 0x7ffff799b6ac
<_pcre_jit_exec+252>
0x00007ffff799b6f2 <_pcre_jit_exec+322>: add %al,(%rax)
0x00007ffff799b6f4 <_pcre_jit_exec+324>: add %al,(%rax)
0x00007ffff799b6f6 <_pcre_jit_exec+326>: cmovg %edx,%eax
0x00007ffff799b6f9 <_pcre_jit_exec+329>: testb $0x20,(%rbx)
0x00007ffff799b6fc <_pcre_jit_exec+332>: je 0x7ffff799b70a
<_pcre_jit_exec+346>
0x00007ffff799b6fe <_pcre_jit_exec+334>: mov 0x30(%rbx),%rdx
0x00007ffff799b702 <_pcre_jit_exec+338>: mov 0x30(%rsp),%rcx
0x00007ffff799b707 <_pcre_jit_exec+343>: mov %rcx,(%rdx)
=> 0x00007ffff799b70a <_pcre_jit_exec+346>: mov 0x58(%rsp),%rbx
0x00007ffff799b70f <_pcre_jit_exec+351>: xor %fs:0x28,%rbx
0x00007ffff799b718 <_pcre_jit_exec+360>: jne 0x7ffff799b761
<_pcre_jit_exec+433>
0x00007ffff799b71a <_pcre_jit_exec+362>: add $0x60,%rsp
0x00007ffff799b71e <_pcre_jit_exec+366>: pop %rbx
0x00007ffff799b71f <_pcre_jit_exec+367>: pop %rbp
0x00007ffff799b720 <_pcre_jit_exec+368>: pop %r12
0x00007ffff799b722 <_pcre_jit_exec+370>: retq
0x00007ffff799b723 <_pcre_jit_exec+371>: nopl 0x0(%rax,%rax,1)
--
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