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SubjectRe: 2.6.17-mm one process gets stuck in infinite loop in the kernel.
* Andrew Morton <akpm@osdl.org>:

> > I have seen this both with mm2, m33 and mm4.
> > Suddenly, the load meter jumps.
> > Using ps & top, I see one process using 100% cpu.
> > This is always a process that was exiting, this tend to happen
> > when I close applications, or doing debian upgrades which
> > runs lots of short-lived processes.
> >
> > I believe it is running in the kernel, ps lists it with stat "RN"
> > and it cannot be killed, not even with kill -9 from root.

I see exactly the same here.

> Please generate a kernel profile when it happens so we can see
> where it got stuck.

Do I need to compile the kernel with profiling for this:>
> <boot with profile=1>
to work? And is "profile=1" a boot parameter?

--
Ralf Hildebrandt (i.A. des IT-Zentrums) Ralf.Hildebrandt@charite.de
Charite - Universitätsmedizin Berlin Tel. +49 (0)30-450 570-155
Gemeinsame Einrichtung von FU- und HU-Berlin Fax. +49 (0)30-450 570-962
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