linux-kernel - Re: [2.6.21.1] OOPS in timer stats code

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Message-ID: <20070516120258.GC3304@vanheusden.com>
Date:	Wed, 16 May 2007 14:02:58 +0200
From:	Folkert van Heusden <folkert@...heusden.com>
To:	Thomas Gleixner <tglx@...utronix.de>
Cc:	Chuck Ebbert <cebbert@...hat.com>,
	Michal Piotrowski <michal.k.k.piotrowski@...il.com>,
	linux-kernel@...r.kernel.org, Ingo Molnar <mingo@...e.hu>
Subject: Re: [2.6.21.1] OOPS in timer stats code

> > > > >> After an uptime of, say, 4 hours I got an oops on my P4 with HT and
> > > > >> 2GB ram.
> > > > >> It has dynamic ticks enabled as well has timer stats. I cannot reboot the
> > > > >> machine to give more details right now (19:00 gmt+1 i can).
> > > > >> For now, this is the oops:
> > > > >> [13092.479019] BUG: unable to handle kernel paging request at virtual
> > > > >> address b9d0458f
> > > > Timer hash list contains a user address.
> > > Dammit. It's a HT enabled box again. I don't have one.
> > > Folkert, does the problem go away when you disable HT
> > > (CONFIG_SCHED_SMT) ?
> > Don't know but the last patch I got works fine it seems (10 hours up).
> /me lost context. Which patch ?

The one by Jan Kara with Message-ID: <20070515191827.GB3677@...k.suse.cz>


Folkert van Heusden

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