From: Ingo Molnar <mingo@elte.hu>
To: Mikael Pettersson <mikpe@it.uu.se>, stable@kernel.org
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>,
linux-kernel@vger.kernel.org, tglx@linutronix.de
Subject: Re: [BUG 2.6.29] NMI watchdog triggered in rb_insert_color called from enqueue_hrtimer
Date: Fri, 10 Apr 2009 15:10:51 +0200 [thread overview]
Message-ID: <20090410131051.GD31307@elte.hu> (raw)
In-Reply-To: <18909.58298.579959.482372@pilspetsen.it.uu.se>
* Mikael Pettersson <mikpe@it.uu.se> wrote:
> Mikael Pettersson writes:
> > Ingo Molnar writes:
> > >
> > > * Mikael Pettersson <mikpe@it.uu.se> wrote:
> > >
> > > > Less than an hour after updating a dual Opteron 8384 box from
> > > > 2.6.29-rc6 (which it had been running for weeks) to 2.6.29 final
> > > > it died with the following watchdog-detected lockup:
> > >
> > > Could you please check whether this is the bug fixed by:
> > >
> > > 7f1e2ca: hrtimer: fix rq->lock inversion (again)
> >
> > I am testing this now and will let you know how it goes.
>
> The machine has now been running 2.6.29 plus that fix for more
> than 24 hours with no problems. Previously it oopsed and hung
> within an hour on two separate attempts to run 2.6.29 vanilla.
ok, thanks for testing. The fix is now upstream:
7f1e2ca: hrtimer: fix rq->lock inversion (again)
-stable team, please pick it up - i just checked, it cherry-picks
fine on v2.6.29.
Ingo
prev parent reply other threads:[~2009-04-10 13:11 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-08 9:12 [BUG 2.6.29] NMI watchdog triggered in rb_insert_color called from enqueue_hrtimer Mikael Pettersson
2009-04-08 9:24 ` Ingo Molnar
2009-04-08 9:49 ` Peter Zijlstra
2009-04-08 11:29 ` Mikael Pettersson
2009-04-09 12:02 ` Mikael Pettersson
2009-04-10 13:10 ` Ingo Molnar [this message]
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