On Saturday 09 Jul 2005 16:57, Ingo Molnar wrote:
> * Alistair John Strachan <[email protected]> wrote:
> > Okay, I'll send you the vmlinux from -18 with a new digital photo, and
> > config, with CONFIG_4KSTACKS enabled.
>
> this crash too seems to indicate trigger_softirqs()/wakeup_softirqd().
> Somewhere we somehow corrupt the stack and e.g. in oops7.jpg we return
> to 00c011ed. Note that it's a right-shifted address that could be one of
> these:
>
> c011ed50 t wakeup_softirqd
> c011ed80 t trigger_softirqs
>
> but it looks pretty weird. DEBUG_STACK_POISON (and the full-debug
> .config i sent) could perhaps uncover other types of stack corruptions.
>
You weren't kidding about the overhead from DEBUG_STACK_POISON. Unfortunately
that config causes a triple fault randomly after boot. The machine doesn't
crash, or oops, it just resets.
This problem has gone from bad to worse :-)
--
Cheers,
Alistair.
personal: alistair()devzero!co!uk
university: s0348365()sms!ed!ac!uk
student: CS/CSim Undergraduate
contact: 1F2 55 South Clerk Street,
Edinburgh. EH8 9PP.
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