Re: "APIC error on CPU1: 00(40)" during resume (was: Regression from 2.6.26: Hibernation (possibly suspend) broken on Toshiba R500)

[Frans Pop]

On Wednesday 10 December 2008, Linus Torvalds wrote:
> On Wed, 10 Dec 2008, Frans Pop wrote:
> > Anybody interested in persuing this issue?
> >
> > > The third thing that worries me is the _very_ early occurrence of
> > >
> > > 	ACPI: Waking up from system sleep state S3
> > > 	APIC error on CPU1: 00(40)
> > > 	ACPI: EC: non-query interrupt received, switching to interrupt
> > > mode
>
> Well, the "too early" part is fixed with the PCI resume changes in
> -next, and googling for "APIC error on CPU1: 00(40)" shows that it's
> actually pretty common. Which is sad, but makes it somewhat less scary.
>
> The fact that it happens at resume for you (and not randomly) does
> imply that we perhaps don't have a wonderful APIC wakeup sequence and
> are doing something slightly wrong. But it likely isn't a big deal.
>
> Is that message new? If it is, maybe you can pinpoint roughly when it
> started happening, and we could try guess which change triggered it.

It's been there since 2.6.26.3, which was the first kernel I've run on 
this notebook.
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