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Date:      Thu, 29 Jun 2000 09:07:49 -0700
From:      Alfred Perlstein <bright@wintelcom.net>
To:        David Gilbert <dgilbert@velocet.ca>
Cc:        Freebsd-stable@FreeBSD.ORG
Subject:   Re: dc19 fructration.
Message-ID:  <20000629090749.J275@fw.wintelcom.net>
In-Reply-To: <14683.24171.98558.24798@trooper.velocet.net>; from dgilbert@velocet.ca on Thu, Jun 29, 2000 at 10:34:19AM -0400
References:  <14683.24171.98558.24798@trooper.velocet.net>

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* David Gilbert <dgilbert@velocet.ca> [000629 07:37] wrote:
> When I type 'ifconfig -a' or 'netstat -i' and I have 20 dc interfaces
> (dc0 to dc19) ... what chunks of code are running in the kernel?
> 
> Something is stack smashing, and my efforts at debugging are being
> thwarted by the fact that whatever is going wrong is covering it's
> tracks rather effectively.
> 
> To update the people who havn't been following, ifconfig -a on a box
> with 20 dc interfaces double-panics the machine.  This is easily
> repeatable.

Using truss or gdb on ifconfig may help you find out which syscall is
the culpret.

-Alfred


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