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Date: Tue, 22 Mar 2005 22:26:06 -0800
From: Andrew Morton <akpm@osdl.org>
To: Markus Dahms <dahms@fh-brandenburg.de>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [BUG] Lockup using ALi SATA controller (sata_uli)
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Markus Dahms <dahms@fh-brandenburg.de> wrote:
>
>  I have a reproducable lockup of my system using an ALi SATA controller
>  and writing some 100 MB to the attached disk.
> 
> ...
>  Do you have some hints?

As a test you might like to try an uniprocessor kernel - we do have a
deadlock on the sata error recovery paths at present.

Or ensure that you've enabled the io-apci in Kconfig and boot with
nmi_watchdog=1.