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    SubjectRe: 2.6.38-rc2: Uhhuh. NMI received for unknown reason 2d on CPU 0.
    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
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