Subject: Re: x86-64 sporadic hang in  2.6.23rc7 and 2.6.22
From: Thomas Gleixner <tglx@linutronix.de>
To: Helge Hafting <helge.hafting@aitel.hist.no>
Cc: linux-kernel@vger.kernel.org
In-Reply-To: <46F8273B.8030904@aitel.hist.no>
References: <46F8273B.8030904@aitel.hist.no>
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Date: Mon, 24 Sep 2007 23:29:11 +0200
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On Mon, 2007-09-24 at 23:08 +0200, Helge Hafting wrote:
> The two kernels mentioned hangs occationally.
> Typically when I compile something and pass the time
> by surfing the web.
> 
> A few minutes and then I notice that the mouse (and everything else in X)
> stops.  kbd LEDs does not react to numlock/capslock.
> The only thing that still works is sysrq+B
> So far this has happened while running X, so no messages.
> 
> I have gone back to 2.6.22rc4, which seems to work.
> 
> This is a single opteron, although on a dual-slot board.

Can you switch to serial console, so we can get some information out of
that box? Sysrq-B is working, so we can get info from other sysrq
functions as well.

	tglx


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