Re: What exactly are the issues with 2.6.0-test10 preempt?

[Guennadi Liakhovetski]

On Mon, 24 Nov 2003, Linus Torvalds wrote:

> On Mon, 24 Nov 2003, Guennadi Liakhovetski wrote:
> >
> > Well, FWIW, I'm getting 100% reproducible Oopses on __boot__ by enabling
> > preemption AND (almost) all kernel-hacking CONFIG_DEBUG_* options - see my
> > post of 21.11.2003 with subject "[OOPS] 2.6.0-test7 + preempt + hacking".
> > If required, could try to narrow it down to 1 CONFIG option.
>
> I'd love to have more info - I actually looked at your original report,
> and it's one of those "impossible" things as far as I can tell. The low
> bit of the work "pending" flag should acts as a lock on workqueues, and
> serialize access to one workqueue totally - so having it show up with a
> pending timer is "strange" to say the least. The only two ways to clear
> the "pending" timer is by running the work-queue - either for the timer to
> have gone off (for the delayed case) _or_ the timer not to have evern been
> set in the first place (for the immediate case).
>
> So more information would be wonderful.

SORRY. Please, inore this report. It IS 100% reproducable - if you load
wrong (compiled without debugging) modules... Maybe you should only accept
bug-reports either without modules or with CONFIG_MODVERSIONS...

Really sorry for taking your time.

Regards
Guennadi
---
Guennadi Liakhovetski


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