Re: ACPI call for testing (take two)

[Jukka Ruohonen <jruohonen%iki.fi@localhost>]

On Mon, Jan 10, 2011 at 08:41:56PM +0100, Thilo Jeremias wrote:
> cpu1 FPU synch IPI                               23        0 misc
> cpu1 TLB IPI                                     23        0 misc
> ioapic0 pin 9                           10756400675    98765 intr
> acpicpu0 C1 (HALT)                      10377200592    95284 misc
> acpicpu1 C1 (HALT)                         13742398      126 misc
> ioapic0 pin 19                               812934        7 intr
> ioapic0 pin 20                                 6938        0 intr
> ioapic0 pin 14                               427946        3 intr
> ioapic0 pin 15                              1178474       10 intr
> ioapic0 pin 21                                   36        0 intr
> ioapic0 pin 4                                   156        0 intr
> kpreempt defer: critical section                  3        0 misc
> kpreempt defer: kernel_lock                     115        0 misc
> kpreempt immediate                             3661        0 misc

So it indeed seems to cause a storm on pin 9, which is most likely the SCI.
Can you try booting with options -x -v (see boothowto(8)) and posting the
dmesg, so that we can see whether it is doing something stupid like trying
to route the SCI as a PCI interrupt.

- Jukka.