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Date: Fri, 1 Aug 2008 11:48:10 -0400
From: Christopher Faylor <cgf-use-the-mailinglist-please AT cygwin DOT com>
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Subject: Re: seg fault produces stackdump with no stack trace
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On Fri, Aug 01, 2008 at 03:24:26PM +0000, Steve Waldo wrote:
>I've seen other postings that show stackdump examples that include the
>expected list of addresses in the stack trace.  I'm not getting that
>list.  When my app gets a seg fault it produces the expected stackdump
>file:
>
>[1]-  Segmentation fault      (core dumped) ./ResourceMgr
>
>but the resulting file contains no stack trace:
>
>$ cat ResourceMgr.exe.stackdump 
>Exception: STATUS_ACCESS_VIOLATION at eip=00000000
>eax=00000000 ebx=00000000 ecx=00000000 edx=00000000 esi=611021A0 edi=004026B4
>ebp=0022CC28 esp=0022CC1C program=c:\code\ResourceMgr\ResourceMgr.exe, pid 
>3956, thread main
>cs=001B ds=0023 es=0023 fs=003B gs=0000 ss=0023
>Stack trace:
>Frame     Function  Args
>End of stack trace
>
>Is there a setting I'm missing somewhere?  My apologies if this is
>something obvious.  I did try searching FAQ's etc.

That just means that cygwin's crude stack dump code wasn't able to
figure out a stack dump from the given esp and ebp registers.

Run your program under gdb if you want to really track down the problem.

cgf

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