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    SubjectRe: [V2 PATCH 0/6] x86, NMI: give NMI handler a face-lift
    On 11/16/2010 12:43 PM, Don Zickus wrote:
    > On Fri, Nov 12, 2010 at 12:27:55PM -0500, Don Zickus wrote:
    > Hi Jason,
    >>> I tested 2.6.35 and it does not hard hang, but suffered from a different
    >>> problem with a perf API change. The kgdb tests appear to loop and loop
    >>> emitting endless streams of output in 2.6.35 and I already have that
    >>> problem patched.
    > I keep getting the following stack trace which is different than your
    > hang. Is this looping I am seeing something with the NMI or kgdb?

    That was also a regression due to changes in the perf API for which I
    have a patch pending.

    I can send you the patch which Frederic has already tested OR you can
    turn off CONFIG_DEBUG_RODATA in the kernel config, which is the source
    of that particular problem.


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