From: Thomas Gleixner <tglx@linutronix.de>
To: Adrian Bunk <bunk@stusta.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Andrew Morton <akpm@linux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
"David P. Reed" <dpreed@reed.com>,
Ayaz Abdulla <aabdulla@nvidia.com>,
jgarzik@pobox.com, netdev@vger.kernel.org,
Albert Hopkins <kernel@marduk.letterboxes.org>,
Bob Tracy <rct@gherkin.frus.com>,
Mark Brown <broonie@sirena.org.uk>,
"Michael S. Tsirkin" <mst@mellanox.co.il>,
Ingo Molnar <mingo@elte.hu>,
Michal Piotrowski <michal.k.k.piotrowski@gmail.com>
Subject: Re: 2.6.21-rc1: known regressions (v2) (part 2)
Date: Tue, 27 Feb 2007 09:21:31 +0100 [thread overview]
Message-ID: <1172564491.3709.5.camel@chaos> (raw)
In-Reply-To: <20070226220521.GB29575@stusta.de>
Adrian,
On Mon, 2007-02-26 at 23:05 +0100, Adrian Bunk wrote:
> Subject : kernel BUG at kernel/time/tick-sched.c:168 (CONFIG_NO_HZ)
> References : http://lkml.org/lkml/2007/2/16/346
> Submitter : Michal Piotrowski <michal.k.k.piotrowski@gmail.com>
> Handled-By : Thomas Gleixner <tglx@linutronix.de>
> Status : problem is being debugged
The BUG_ON() was replaced by a warning printk(). The BUG_ON() exposed a
problem with the SMT scheduler. See below.
> Subject : BUG: soft lockup detected on CPU#0
> NOHZ: local_softirq_pending 20 (SMT scheduler)
> References : http://lkml.org/lkml/2007/2/20/257
> Submitter : Michal Piotrowski <michal.k.k.piotrowski@gmail.com>
> Handled-By : Thomas Gleixner <tglx@linutronix.de>
> Ingo Molnar <mingo@elte.hu>
> Status : problem is being debugged
Patch available, not confirmed yet.
tglx
next prev parent reply other threads:[~2007-02-27 8:21 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <Pine.LNX.4.64.0702202043280.4043@woody.linux-foundation.org>
2007-02-25 18:02 ` 2.6.21-rc1: known regressions (part 3) Adrian Bunk
2007-02-25 20:59 ` Greg KH
2007-02-26 22:05 ` 2.6.21-rc1: known regressions (v2) (part 2) Adrian Bunk
2007-02-27 8:21 ` Thomas Gleixner [this message]
2007-02-27 8:33 ` Michal Piotrowski
2007-02-27 8:33 ` Ingo Molnar
2007-02-27 8:54 ` Mike Galbraith
2007-02-27 8:35 ` Michal Piotrowski
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