From: Andy Whitcroft <apw@shadowen.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>,
LKML <linux-kernel@vger.kernel.org>,
torvalds@linux-foundation.org,
Andrew Morton <akpm@linux-foundation.org>,
Dmitry Adamushko <dmitry.adamushko@gmail.com>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Srivatsa Vaddagiri <vatsa@in.ibm.com>,
Mike Galbraith <efault@gmx.de>,
Dhaval Giani <dhaval@linux.vnet.ibm.com>
Subject: Re: [BUG] 2.6.23-git8 kernel oops at __rb_rotate_left+0x7/0x70
Date: Wed, 17 Oct 2007 15:43:52 +0100 [thread overview]
Message-ID: <20071017144352.GF21136@shadowen.org> (raw)
In-Reply-To: <20071017142140.GA8634@elte.hu>
On Wed, Oct 17, 2007 at 04:21:40PM +0200, Ingo Molnar wrote:
>
> * Kamalesh Babulal <kamalesh@linux.vnet.ibm.com> wrote:
>
> > While running kernbench with the 2.6.23-git8 following oops is
> > produced
>
> Dmitry found something that might explain the crash: could you check
> whether the patch below fixes it?
>
> Ingo
>
> ---------------------->
> Subject: sched: fix new task startup crash
> From: Ingo Molnar <mingo@elte.hu>
>
> this should fix the put_prev_task crashes that were reported,
> Dmitry Adamushko noticed that it's not valid to call into
> task_new_fair() if this_cpu != task_cpu(p).
>
> Reported-by: Kamalesh Babulal <kamalesh@linux.vnet.ibm.com>
> Reported-by: Andy Whitcroft <apw@shadowen.org>
> Signed-off-by: Ingo Molnar <mingo@elte.hu>
I have submitted jobs against a couple of the releases which showed this
problem with this patch. They will be a while as there are other tests
running at the moment. Will let you know when they are done.
-apw
next prev parent reply other threads:[~2007-10-17 14:44 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-16 5:25 [BUG] 2.6.23-git8 kernel oops at __rb_rotate_left+0x7/0x70 Kamalesh Babulal
2007-10-16 9:10 ` Ingo Molnar
2007-10-16 9:46 ` Ingo Molnar
2007-10-16 18:00 ` Andy Whitcroft
2007-10-16 18:42 ` Srivatsa Vaddagiri
2007-10-17 9:07 ` Andy Whitcroft
2007-10-16 10:03 ` Andy Whitcroft
2007-10-17 14:21 ` Ingo Molnar
2007-10-17 14:43 ` Andy Whitcroft [this message]
2007-10-17 15:00 ` Srivatsa Vaddagiri
2007-10-17 14:52 ` Ingo Molnar
2007-10-17 15:29 ` Andy Whitcroft
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