expr error
Lenik
lenik@bodz.net
Mon May 18 04:20:00 GMT 2009
On 2009-5-18 11:45, Dave Korn wrote:
> Lenik wrote:
>> ok,
>
> Thanks.
>
>> Program received signal SIGSEGV, Segmentation fault.
>> 0x05240000 in ?? ()
>> (gdb) bt
>> #0 0x05240000 in ?? ()
>> #1 0x69181041 in ?? () from /usr/bin/cyggmp-3.dll
>> #2 0x691c9000 in ?? () from /usr/bin/cyggmp-3.dll
>> #3 0x691ca000 in ?? () from /usr/bin/cyggmp-3.dll
>> #4 0x0022cdb8 in ?? ()
>> #5 0x61020273 in per_module::run_ctors () from /usr/bin/cygwin1.dll
>> #6 0x006fa418 in ?? ()
>> #7 0x61020340 in dll::init () from /usr/bin/cygwin1.dll
>> #8 0x00000000 in ?? ()
>> (gdb) info files
>
> The info files output confirms there's nothing unusual loaded into the
> process memory. That makes me think it's not BLODA. The presence of
> cyggmp-3.dll in the stack trace is interesting; that stack trace looks like
> it's probably correct, and we are running start-up constructors.
>
>> Symbols from "/usr/bin/expr".
>
>> 0x69181000 - 0x691c4db8 is .text in /usr/bin/cyggmp-3.dll
>> 0x691c5000 - 0x691c8e54 is .data in /usr/bin/cyggmp-3.dll
>> 0x691c9000 - 0x691c9004 is .rdata in /usr/bin/cyggmp-3.dll
>> 0x691ca000 - 0x691ca170 is .bss in /usr/bin/cyggmp-3.dll
>> 0x691cb000 - 0x691cf8c6 is .edata in /usr/bin/cyggmp-3.dll
>> 0x691d0000 - 0x691d0410 is .idata in /usr/bin/cyggmp-3.dll
>> 0x691d1000 - 0x691d2680 is .reloc in /usr/bin/cyggmp-3.dll
>> 0x65b81000 - 0x65b86558 is .text in /usr/bin/cygintl-8.dll
>> 0x65b87000 - 0x65b8703c is .data in /usr/bin/cygintl-8.dll
>> 0x65b88000 - 0x65b88854 is .rdata in /usr/bin/cygintl-8.dll
>> 0x65b89000 - 0x65b895d8 is .bss in /usr/bin/cygintl-8.dll
>> 0x65b8a000 - 0x65b8a5ae is .edata in /usr/bin/cygintl-8.dll
>> 0x65b8b000 - 0x65b8b7e0 is .idata in /usr/bin/cygintl-8.dll
>> 0x65b8c000 - 0x65b8c460 is .reloc in /usr/bin/cygintl-8.dll
>> 0x67c71000 - 0x67c86fe8 is .text in /usr/bin/cygiconv-2.dll
>> 0x67c87000 - 0x67c87008 is .data in /usr/bin/cygiconv-2.dll
>> 0x67c88000 - 0x67d6481c is .rdata in /usr/bin/cygiconv-2.dll
>> 0x67d65000 - 0x67d654b8 is .bss in /usr/bin/cygiconv-2.dll
>> 0x67d66000 - 0x67d66172 is .edata in /usr/bin/cygiconv-2.dll
>> 0x67d67000 - 0x67d6734c is .idata in /usr/bin/cygiconv-2.dll
>> 0x67d68000 - 0x67d68d00 is .reloc in /usr/bin/cygiconv-2.dll
>
> Now, this is interesting. All your DLLs are in very different places to
> mine, in a working instance of expr.exe:
>
> 0x63f41000 - 0x63f84db8 is .text in /usr/bin/cyggmp-3.dll
> 0x63f85000 - 0x63f88e54 is .data in /usr/bin/cyggmp-3.dll
> 0x63f89000 - 0x63f89004 is .rdata in /usr/bin/cyggmp-3.dll
> 0x63f8a000 - 0x63f8a170 is .bss in /usr/bin/cyggmp-3.dll
> 0x63f8b000 - 0x63f8f8c6 is .edata in /usr/bin/cyggmp-3.dll
> 0x63f90000 - 0x63f90410 is .idata in /usr/bin/cyggmp-3.dll
> 0x63f91000 - 0x63f92680 is .reloc in /usr/bin/cyggmp-3.dll
> 0x6f5c1000 - 0x6f5c6558 is .text in /usr/bin/cygintl-8.dll
> 0x6f5c7000 - 0x6f5c703c is .data in /usr/bin/cygintl-8.dll
> 0x6f5c8000 - 0x6f5c8854 is .rdata in /usr/bin/cygintl-8.dll
> 0x6f5c9000 - 0x6f5c95d8 is .bss in /usr/bin/cygintl-8.dll
> 0x6f5ca000 - 0x6f5ca5ae is .edata in /usr/bin/cygintl-8.dll
> 0x6f5cb000 - 0x6f5cb7e0 is .idata in /usr/bin/cygintl-8.dll
> 0x6f5cc000 - 0x6f5cc460 is .reloc in /usr/bin/cygintl-8.dll
> 0x674c1000 - 0x674d6fe8 is .text in /usr/bin/cygiconv-2.dll
> 0x674d7000 - 0x674d7008 is .data in /usr/bin/cygiconv-2.dll
> 0x674d8000 - 0x675b481c is .rdata in /usr/bin/cygiconv-2.dll
> 0x675b5000 - 0x675b54b8 is .bss in /usr/bin/cygiconv-2.dll
> 0x675b6000 - 0x675b6172 is .edata in /usr/bin/cygiconv-2.dll
> 0x675b7000 - 0x675b734c is .idata in /usr/bin/cygiconv-2.dll
> 0x675b8000 - 0x675b8d00 is .reloc in /usr/bin/cygiconv-2.dll
>
> So I think you must have rebased, yes? Interesting.
>
>> (gdb) info reg
>> eax 0x5240000 86245376
>> ecx 0x7c80e6cb 2088822475
>> edx 0x0 0
>> ebx 0x1 1
>> esp 0x22cd0c 0x22cd0c
>> ebp 0x22cd18 0x22cd18
>> esi 0x691c4da4 1763462564
>> edi 0x20 32
>> eip 0x5240000 0x5240000
>> eflags 0x10206 [ PF IF RF ]
>> cs 0x1b 27
>> ss 0x23 35
>> ds 0x23 35
>> es 0x23 35
>> fs 0x3b 59
>> gs 0x0 0
>> (gdb) info frame
>> Stack level 0, frame at 0x22cd10:
>> eip = 0x5240000; saved eip 0x69181041
>> called by frame at 0x22cd14
>> Arglist at 0x22cd08, args:
>> Locals at 0x22cd08, Previous frame's sp is 0x22cd10
>> Saved registers:
>> eip at 0x22cd0c
>> (gdb) quit
>
> Those all look sensible. Right, I think I have a guess what's going on.
> Please try re-installing libgmp3 using setup.exe and see if it solves the
> problem for you. I think this might be the same as
>
> http://www.cygwin.com/ml/cygwin/2009-02/msg00461.html
> http://www.cygwin.com/ml/cygwin/2009-02/msg00466.html
> http://sourceware.org/ml/binutils/2008-07/msg00372.html
>
> cheers,
> DaveK
>
>
Yes, I've rebased. After extracted cyggmp-3.dll from libgmp3-4.3, it's
ok now.
cheers,
Lenik
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