Re: oops in __delayacct_blkio_ticks with 2.6.18-rc4

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On Tue, Aug 22, Shailabh Nagar wrote:

> Olaf Hering wrote:
> > https://bugzilla.novell.com/show_bug.cgi?id=200526
> >
> 
> Thanks for detecting this.
> 
> I suspect the oops is caused by a reading of /proc/<tgid>/stat for some task
> that is late in exit. Currently tsk->delays is being freed up too early (before
> the tsk is removed from the tasklist).
> 
> Could you try the patch below ? It was unclear from the bug what userspace
> actions were being done to reproduce the oops - I suspect some kind of
> reading of /proc/.../stat for all processes ?

I dont have a way to trigger it. The commands were 'w' and 'pstree'.
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