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SubjectRe: [possible regression] 2.6.22 reiserfs/libata sporadically hangs on resume from hibernation
Hi!

> > ACPI Error (event-0305): No installed handler for fixed event [00000002
> > 20070125]
> >
> > And SysRq was functioning.
>
> That probably means that there's a deadlock somewhere in there.
>
> > Unfortunately I do not have serial console so I
> > copy manually stacks from several last screens of output; I have tried to
> > make a photo but right now my kbluetooth is refusing to work at all so I
> > cannot transfer them :( (but I suspect quality would be too bad anyway)
> >
> > laptop_mode D
> > io_schedule+0xe/0x20
>
> Looks suspicious to me. Can you identify what line of code this points to?

Actually, I see laptop_mode being locked. laptop_mode does disk
spindowns, which is somehow unusual. Does it happen w/o laptop mode?
Pavel

--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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