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Message-ID: <4635DC15.6090705@gmail.com>
Date: Mon, 30 Apr 2007 06:07:49 -0600
From: "Berck E. Nash" <flyboy@gmail.com>
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To: Tejun Heo <htejun@gmail.com>
CC: Andrew Morton <akpm@linux-foundation.org>,
       "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
       Jeff Garzik <jeff@garzik.org>, linux-ide@vger.kernel.org
Subject: Re: 2.6.21-rc7-mm1 BUG at kernel/sched-clock.c:175 init_sched_clock()
References: <462E4C4D.9020806@gmail.com> <20070425011654.222a2b4b.akpm@linux-foundation.org> <462F1481.8010807@gmail.com> <20070425085432.GD17130@htj.dyndns.org> <20070425093044.GE17130@htj.dyndns.org> <462FE982.7030906@gmail.com> <46354620.4060902@gmail.com>
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Tejun Heo wrote:

> Hmmm... Once properly initialized, ahci is highly unlikely to cause
> runaway IRQs which results in nobody cared.  It has proper IRQ mask and
> pending bits allowing the driver to reliably detect when and why the
> controller is raising interrupt and disable it if necessary.  Can you
> try without the NVIDIA module?

I'm beginning to think it was a one-time hardware error of some sort.
I've been running 2.6.21-rc7-mm2 for awhile now and the problem hasn't
reoccurred, so I think you can consider the matter settled...

Thanks,
Berck