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Date:	Tue, 31 Jul 2012 14:31:49 +0200
From:	Corinna Vinschen <corinna-cygwin AT cygwin DOT com>
To:	cygwin AT cygwin DOT com
Subject:	Re: sshd - cygheap base mismatch
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On Jul 31 13:29, marco atzeri wrote:
> on cygwin-1.7.16 and 20120730 snapshot,
> when trying to connect at running ssh server I have
> 
> $ ssh marco AT 127 DOT 0 DOT 0 DOT 1
> ssh_exchange_identification: Connection closed by remote host
> 
> and /var/log/sshd.log reports:
> --------------------------------------------------------------------
>    1231 [main] sshd (2860) E:\cygwin\usr\sbin\sshd.exe: *** fatal
> error - cygheap base mismatch detected - 0x612708D0/0x6126F8D0.
> This problem is probably due to using incompatible versions of the
> cygwin DLL.
> Search for cygwin1.dll using the Windows Start->Find/Search facility
> and delete all but the most recent version.  The most recent version
> *should*
> reside in x:\cygwin\bin, where 'x' is the drive on which you have
> installed the cygwin distribution.  Rebooting is also suggested if you
> are unable to find another cygwin DLL.
>       1 [main] sshd 4568 fork: child -1 - forked process 2860 died
> unexpectedly, retry 0, exit code -1073741819, errno 11
>       4 [main] sshd (1488) E:\cygwin\usr\sbin\sshd.exe: *** fatal
> error - cygheap base mismatch detected - 0x612708D0/0x6126F8D0.

There's actually a 4K mismatch.  Are you sure there's no other
Cygwin DLL, not even due to a still running process?


Corinna

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