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SubjectRe: Hard LOCKUP, maybe acpi related (present in 2.6.32 to 2.6.37, fixed in 2.6.38)
From
>
> It looks like you are using the old nmi watchdog which may have given you
> false positives.  Can you turn on the new nmi watchdog (for 2.6.36 or
> later)?
>
> CONFIG_LOCKUP_DETECTOR=y
> CONFIG_HARDLOCKUP_DETECTOR=y
>
> and see if that gives a more meaningful backtrace?

I've recompiled 2.6.36.4 and 2.6.37.6 with both options enabled and
removed "nmi_watchdog=1" from the
kernel cmdline.
I'll get back to you if i get another lockup, could take a few days
unfortunatly.
Thanks for your help!

Regards,
Sebastian
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