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Date: Fri, 9 Apr 2004 02:09:03 -0700
From: Andrew Morton <akpm@osdl.org>
To: "Sergey S. Kostyliov" <rathamahata@php4.ru>
Cc: linux-kernel@vger.kernel.org, anton@megashop.ru
Subject: Re: 2.6.X kernel memory leak?
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"Sergey S. Kostyliov" <rathamahata@php4.ru> wrote:
>
> And here is part of sysrq-T for the third machine, which have just locked up,
>  kernel is 2.6.5-rc3-aa2.

It does look like a kernel memory leak, but it's not into slab.

You've disabled iptables.  Possibly there's a leak in a device driver? 
Which drivers are in regular use there?  What are you using for those
hardware RAID controllers?