> Has anybody else been seeing random lockups with 2.4.12? We've seen a
> few servers stop responding and our backup server die nightly with
> 2.4.12, but 2.4.10pre10 seems to be fine. I was only at the console once
> where I could actually see Oopses, but the scrollback overflowed with
> Oopses so I couldn't find the first one. Nothing was saved to disk. The
> stack trace of the oldest Oops I could find showed a program in
> sys_rt_sigaction.
>
> I'll try to track this down a bit more, I'm just wondering if anybody
> else is having similar problems.
I've had a similar problem which turned out to be a bug in the SMP ioapic
code. If those boxes of yours are SMP boxes, try booting with noapic.
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