From: Don Zickus <dzickus@redhat.com>
To: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: George Spelvin <linux@horizon.com>,
linux-kernel@vger.kernel.org, Ingo Molnar <mingo@elte.hu>,
Peter Zijlstra <a.p.zijlstra@chello.nl>,
Lin Ming <ming.m.lin@intel.com>,
Stephane Eranian <eranian@google.com>
Subject: Re: 2.6.38-rc2: Uhhuh. NMI received for unknown reason 2d on CPU 0.
Date: Tue, 1 Feb 2011 13:41:10 -0500 [thread overview]
Message-ID: <20110201184110.GB21209@redhat.com> (raw)
In-Reply-To: <4D484853.9020409@gmail.com>
On Tue, Feb 01, 2011 at 08:52:19PM +0300, Cyrill Gorcunov wrote:
> On 02/01/2011 07:27 PM, George Spelvin wrote:
> > Since upgrading to -rc2 (-rc3 is compiling right now), I've been getting
> > complaints at irregular intervals. This didn't used to happen with 2.6.37.
> >
> ...
> > Should I bisect this, or does someone know what might be happening?
> >
> > Thank you!
> >
>
> I fear it's known issue at moment, we're trying to resolve it. There is
> an option -- to disable nmi_watchdog (nmi_watchdog=0 boot option).
>
> But if you have a will or would like to help debug the problem -- mind to
> try the patch below? Note the patch is ugly at moment and must *not* be
> running on non-P4 system (and I only compile-tested it so no guarantees
> at all, and I've CC'ed a couple of people as well)
Unfortunately, I have not had success with patch below on my system. :-(
Cheers,
Don
next prev parent reply other threads:[~2011-02-01 18:41 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-01 16:27 2.6.38-rc2: Uhhuh. NMI received for unknown reason 2d on CPU 0 George Spelvin
2011-02-01 17:52 ` Cyrill Gorcunov
2011-02-01 18:41 ` Don Zickus [this message]
2011-02-01 18:44 ` Cyrill Gorcunov
2011-02-01 18:51 ` Don Zickus
2011-02-01 20:00 ` Cyrill Gorcunov
2011-02-02 2:36 ` George Spelvin
2011-02-02 4:18 ` Cyrill Gorcunov
2011-02-16 1:57 ` Dave Airlie
2011-02-16 4:19 ` Cyrill Gorcunov
2011-02-16 8:37 ` Ingo Molnar
2011-02-16 8:49 ` Cyrill Gorcunov
2011-02-16 8:56 ` Ingo Molnar
2011-02-16 9:33 ` Cyrill Gorcunov
2011-02-16 10:09 ` Ingo Molnar
2011-02-16 11:08 ` Cyrill Gorcunov
2011-02-16 11:33 ` [tip:perf/urgent] perf, x86: P4 PMU: Fix spurious NMI messages tip-bot for Cyrill Gorcunov
2011-02-16 11:57 ` 2.6.38-rc2: Uhhuh. NMI received for unknown reason 2d on CPU 0 George Spelvin
2011-02-17 2:56 ` Dave Airlie
2011-02-17 7:48 ` Cyrill Gorcunov
-- strict thread matches above, loose matches on Subject: below --
2011-02-14 13:36 Preeti Khurana
2011-02-17 0:17 ` Ryan Underwood
2011-02-17 7:59 ` Cyrill Gorcunov
2011-02-18 2:40 ` Paul E. McKenney
2011-02-18 20:38 ` Underwood, Ryan
2011-02-21 6:56 ` Preeti Khurana
2011-02-21 16:45 ` Underwood, Ryan
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20110201184110.GB21209@redhat.com \
--to=dzickus@redhat.com \
--cc=a.p.zijlstra@chello.nl \
--cc=eranian@google.com \
--cc=gorcunov@gmail.com \
--cc=linux-kernel@vger.kernel.org \
--cc=linux@horizon.com \
--cc=ming.m.lin@intel.com \
--cc=mingo@elte.hu \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.