Re: Bizarre oops after suspend to RAM (was: Re: [ACPI] Resume from Suspend to RAM)

From: Pavel Machek
Date: Mon Jun 06 2005 - 10:10:46 EST


Hi!

> > NULL pointer dereference in filp_open; whats that strange about it?
> > Use printks to debug this one, nothing mysterious.
>
> I can't see any way that a null pointer could get to filp_open without
> something already being very wrong - the kernel worked fine before
> suspend. Unfortunately, that's the one occasion that we've got the
> machine (an HP nc4000) to resume. Since then, it simply freezes before
> hitting "Back to C" despite having had no kernel or configuration
> changes. The behaviour is very non-deterministic, which makes me wonder
> about something in the suspend or resume process damaging state.

Hmm, strange. You may want to test if length of sleep affects it...

Pavel
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