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Date: Thu, 6 Sep 2001 11:59:13 -0400
From: Christopher Faylor <cgf AT redhat DOT com>
To: cygwin-developers AT cygwin DOT com
Subject: Re: I know CVS is hosed
Message-ID: <20010906115913.A30555@redhat.com>
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On Thu, Sep 06, 2001 at 07:49:03PM +0400, egor duda wrote:
>Hi!
>
>Thursday, 06 September, 2001 Christopher Faylor cgf AT redhat DOT com wrote:
>
>CF> While attempting to cut down on the size of the 1.3.3 DLL, I uncovered a few
>CF> problems with cygheap.  I couldn't track them down before I went to bed.
>
>CF> The symptom is that applications die in cfree.  The problem manifests quickly
>CF> in a process which execs a process which execs a process.
>
>CF> I haven't seen the problem that Egor reported with free but it probably is not
>CF> related to the cygheap problem.  It probably is somehow related to the new
>CF> code in sigproc which allocates the zombie array dynamically.
>
>yes, it crashes at 'free (zombies)'. i've built malloc-debuggibg version
>but somehow it doesn't get to free(zombies), but crash earlier at
>_cmalloc () when one of buckets contains invalid nonzero pointer.

Yep.  The _cmalloc stuff is what I'm going to track down.

cgf