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SubjectRe: Possible hang inside interrupt handler on sata_promise.
On 09/12/2007 09:19 AM, Robin Holt wrote:
> I have been experiencing hangs on a newly setup machine. Unfortunately,
> it appears to be hanging inside the interrupt handler as sysrq and
> caps-lock led seem to stop working when the event occurs. I am guessing
> it is related to the sata_promise driver, but that is only a guess as
> I don't get much for output. I am running the debian unstable kernel
> (2.6.22-1-686), but the problem also occurs with the debian stable kernel
> (2.6.18-4-686). I do need to boot with the acpi=off option, but am
> not sure if that is related. Unfortunately, I do not know much about
> troubleshooting i386 when problems occur inside the interrupt handlers.

There is a list of kernel options you can try, including:

noapic
nolapic
pci=nomsi,nommconf
pci=noacpi

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