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From: "Paul E. McKenney" <paulmck@linux.vnet.ibm.com>
To: Cyrill Gorcunov <gorcunov@gmail.com>
Cc: Ryan Underwood <ryan.underwood@flightsafety.com>,
	linux-kernel@vger.kernel.org
Subject: Re: 2.6.38-rc2: Uhhuh. NMI received for unknown reason 2d on CPU 0.
Date: Thu, 17 Feb 2011 18:40:55 -0800	[thread overview]
Message-ID: <20110218024055.GA2237@linux.vnet.ibm.com> (raw)
In-Reply-To: <AANLkTikEMOxtTe7afmYsvyQkJi7j70TRX3cPPR0X=uQj@mail.gmail.com>

On Thu, Feb 17, 2011 at 10:59:43AM +0300, Cyrill Gorcunov wrote:
> On Thu, Feb 17, 2011 at 3:17 AM, Ryan Underwood
> <ryan.underwood@flightsafety.com> wrote:
> > Preeti Khurana <Preeti.Khurana <at> guavus.com> writes:
> >
> >>
> >> I am getting the similar issue as reported
> >> in https://lkml.org/lkml/2011/2/10/187
> >>
> >> Can someone tell me if the same issue  because I am getting the
> >> problem on Intel Xeon..
> >>
> >
> > I am seeing exactly the same problem (on 2.6.35 as Preeti reported originally)
> > on some Xeon servers but only with recently shipped BIOS revisions. The OS is
> > CentOS 5.5.
> >
> ...
> > I have not tried the following patches yet which seem to both be for spurious
> > NMI messages, not accompanied by system lockups:
> >
> > https://lkml.org/lkml/2011/2/16/106
> > https://lkml.org/lkml/2011/2/1/286
> >
> > Both nmi_watchdog=0 and pcie_aspm=off options do not solve the problem.
> >
> > I am not subscribed so please Cc me.

Given 2.6.35, has anyone tried applying the following patch?

	https://patchwork.kernel.org/patch/23985/

It turned out to resolve an otherwise mysterious RCU CPU stall warning
for someone running 2.6.36, IIRC.

							Thanx, Paul

  reply	other threads:[~2011-02-18 16:16 UTC|newest]

Thread overview: 26+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-14 13:36 2.6.38-rc2: Uhhuh. NMI received for unknown reason 2d on CPU 0 Preeti Khurana
2011-02-17  0:17 ` Ryan Underwood
2011-02-17  7:59   ` Cyrill Gorcunov
2011-02-18  2:40     ` Paul E. McKenney [this message]
2011-02-18 20:38       ` Underwood, Ryan
2011-02-21  6:56         ` Preeti Khurana
2011-02-21 16:45           ` Underwood, Ryan
  -- strict thread matches above, loose matches on Subject: below --
2011-02-01 16:27 George Spelvin
2011-02-01 17:52 ` Cyrill Gorcunov
2011-02-01 18:41   ` Don Zickus
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 11:57         ` George Spelvin
2011-02-17  2:56           ` Dave Airlie
2011-02-17  7:48             ` Cyrill Gorcunov

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