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Mail Archives: cygwin/2006/07/20/15:30:43

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Date: Thu, 20 Jul 2006 15:30:27 -0400
From: Christopher Faylor <cgf-no-personal-reply-please AT cygwin DOT com>
To: cygwin AT cygwin DOT com
Subject: Re: 1.5.20: Occasional crash at address 0x6100365f (cygthread::stub() in cygthre
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On Wed, Jul 19, 2006 at 05:30:05PM +1000, Kiyo Kelvin Lee wrote:
>Actually, I have 2 systems (one XP [AMD Athlon 64 3500] and one Win2K 
>[Celeron 900]) both have the same problem and attached are the cygcheck 
>output.
>
>My sh.exe is bash.exe.
>
>The crashes happen just sparsely and not upon all processes termination. 
>When I ran, say, configure for openbox-2, I always got at least a few 
>crashes but the configure procedure should have already ran hundreds of 
>processes. Note the crashes did not seem to affect the configure procedure 
>and configure finished just normally.
>
>I tried to debug bash and get the stack trace with no success.
>The crashing dialog is like attached to a ghost process. Click on CANCEL  
>does not start msdev.exe as the debugger.

Running msdev wouldn't be very interesting anyway.

Possibly setting CYGWIN=error_start=c:/cygwin/bin/gdb.exe might cause
gdb to pop up, however.

>Also tried to attach to a bash using gdb before running configure, the 
>crashes still happen but gdb just couldn't catch anything, the bash just 
>kept running (inside gdb).

I'm not sure what this means.  If bash kept running then that would
indicate that it isn't the bash which is crashing.  Possibly a forked

cgf
copy is crashing.

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