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SubjectRe: 2.6.17-mm one process gets stuck in infinite loop in the kernel.
Andrew Morton wrote:
> On Thu, 29 Jun 2006 13:25:20 +0200
> Helge Hafting <helge.hafting@aitel.hist.no> wrote:
>
>
>> I have seen this both with mm2, m33 and mm4.
>>
Correction, m22 and mm3 only so far.
>> 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.
>>
>> Something wrong with process termination?
>>
>>
>
> Please generate a kernel profile when it happens so we can see
> where it got stuck.
>
> <boot with profile=1>
> <wait for it to happen>
>
Unfortunately, I could not provoke it with profile=1.
At least, deinstalling and reinstalling texlive
a few times was not enough.

If it bothers me more, I'll try to find a better way to reproduce it.
If it don't happen again, lets hope it was a hw hiccup.

Helge Hafting
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