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To: Roland Fehrenbacher <rf@q-leap.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: Kernel oops on x86_64 2.4.27 with 8GB RAM and sata_sil
References: <16770.9441.410275.546384@gargle.gargle.HOWL.suse.lists.linux.kernel>
From: Andi Kleen <ak@suse.de>
Date: 30 Oct 2004 04:14:42 +0200
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Roland Fehrenbacher <rf@q-leap.de> writes:

> Hi,
> 
> I have appended the output of ksymoops obtained from an Oops on an
> Opteron Server that has 8GB RAM. The Oops occurs when disc access to a
> SATA disk is attempted. The disk sits on a SIL3114 controller. There
> is no oops and perfect behaviour if I specify mem=4032M as a kernel
> parameter. Anybody got an idea what is going on?

Enable CONFIG_GART_IOMMU

The kernel warned you about this BTW at boot, but you chose to ignore
the warning.

-Andi