linux-kernel - Re: 2.6.24 regression: pan hanging unkilleable and un-straceable

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Message-Id: <1200980828.4643.11.camel@homer.simson.net>
Date:	Tue, 22 Jan 2008 06:47:08 +0100
From:	Mike Galbraith <efault@....de>
To:	Nick Piggin <nickpiggin@...oo.com.au>
Cc:	Frederik Himpe <fhimpe@...enet.be>, linux-kernel@...r.kernel.org
Subject: Re: 2.6.24 regression: pan hanging unkilleable and un-straceable


On Tue, 2008-01-22 at 16:25 +1100, Nick Piggin wrote:
> On Tuesday 22 January 2008 16:03, Mike Galbraith wrote:

> > I've hit same twice recently (not pan, and not repeatable).
> 
> Nasty. The attached patch is something really simple that can sometimes help.
> sysrq+p is also an option, if you're on a UP system.

SMP (P4/HT imitating real cores)

> Any luck getting traces?

We'll see.  Armed.

	-Mike

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