Re: [ACPI] RE: [patch] 2.4.x ACPI updates

[Karol Kozimor]

Thus wrote Pavel Machek:
> > This is probably a BIOS / hardware bug, a rare occurence actually.
> > The logs show:
> > #v+
> > acpi_power-0363 [64] acpi_power_transition : Error transitioning device [CFAN] to D0
> > acpi_bus-0496 [63] acpi_bus_set_power    : Error transitioning device [CFAN] to D0
> > acpi_thermal-0549 [62] acpi_thermal_active   : Unable to turn cooling device [c12d2528] 'on'
> > Unable to handle kernel paging request at virtual address 876c33c4
> > [...]
> > #v-
> > (sometimes there's D3 in place of D0, depending on the trip points /
> > temperature readings), and then the oops follows. Unfortunately, I
> > can't provide the ksymoops output, as the kernel which the oops was logged
> > on has been gone long since.
> > 
> > Anyway, this is by no means reproducible, occurs quasi-randomly (more often
> You should be able to do echo ? > /proc/acpi/*/fan/state to stress this manually...

Of course. It prints the messages, but doesn't oops. I'm waiting to
reproduce it on 2.4.23-pre here right now.
Best regards,

-- 
Karol 'sziwan' Kozimor
sziwan@xxxxxxxxxxx
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