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    SubjectRe: 2.6.31-rc5 regression: x86 MCE malfunction on Thinkpad T42p
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    On Sunday 09 August 2009 12:03:48 Johannes Stezenbach wrote:
    > On Fri, Aug 07, 2009 at 07:09:42PM +0200, Johannes Stezenbach wrote:
    > >
    > > I'm currently running linux-2.6.31-rc5-246-g90bc1a6 on
    > > an old Thinkpad T42p. During boot I get the following:
    > ...
    > > I guess I should try to boot with "lapic"? But I think
    > > MCE worked without "lapic" in earlier kernels. On a 2.6.29.1
    > > kernel dmesg said:
    > >
    > > Local APIC disabled by BIOS -- you can enable it with "lapic"
    > > ...
    > > Intel machine check architecture supported.
    > > Intel machine check reporting enabled on CPU#0.
    > >
    > > 2.6.29.1 doesn't log any MCE events, so I doubt this is a HW problem.

    http://patchwork.kernel.org/patch/37908/


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