Re: [Xen-devel] pv_ops dom0 kernel crashes

[Pasi Kärkkäinen <pasik@xxxxxx>]

On Tue, Dec 30, 2008 at 06:19:39PM +0200, Pasi Kärkkäinen wrote:
> On Tue, Dec 30, 2008 at 11:03:28AM -0500, Todd Deshane wrote:
> > On Tue, Dec 30, 2008 at 9:44 AM, Pasi Kärkkäinen <pasik@xxxxxx> wrote:
> > > On Tue, Dec 30, 2008 at 04:34:40PM +0200, Pasi Kärkkäinen wrote:
> > >> Hello.
> > >>
> > >> I got serial console working (still haven't figured out how to get VGA
> > >> console to work), so now I managed to capture the pv_ops dom0 kernel
> > >> crashes.
> > >>
> > >> http://pasik.reaktio.net/xen/pv_ops-dom0-debug/pv_ops-dom0-bootlog-1.txt
> > >> http://pasik.reaktio.net/xen/pv_ops-dom0-debug/pv_ops-dom0-bootlog-2.txt
> > >>
> > >> Two logs.. they seem to be a bit different from each other.
> > >>
> > >> Other one ends with "xen: disable pci device 0000:00:1f.1" and the other 
> > >> one
> > >> has "Disabling IRQ #12" in addition to that..
> > >>
> > >
> > > So it seems the problem is IDE/PATA disk/controller is not detected at 
> > > all with
> > > the pv_ops dom0 kernel:
> > >
> > > xen_allocate_pirq: returning irq 30 for gsi 18
> > > xen_set_ioapic_routing: irq 30 gsi 18 vector 160 ioapic 0 pin 18 
> > > triggering 0 polarity 1
> > > ata_piix 0000:00:1f.1: PCI INT A -> GSI 18 (level, low) -> IRQ 30
> > >
> > > xen: PCI device 0000:00:1f.1 pin 1 -> irq 30
> > > xen: disable pci device 0000:00:1f.1
> > > ata_piix: probe of 0000:00:1f.1 failed with error -38
> > >
> > > -- Pasi
> > 
> > Try changing the SATA mode of the disk in the BIOS to either legacy or
> > ATA, depending
> > on what you bios supports.
> > 
> > There is still a known issue with some of the AHCI stuff.
> >
> 
> I'm not using AHCI at all.. AHCI (SATA) controller does not have any disks
> plugged in.
> 
> My (only) disk is attached to IDE/PATA ICH6 controller.. 
>  

I tried disabling AHCI anyway (even when I'm not using the AHCI SATA
controller), but it didn't help. 

Booting the pv_ops dom0 kernel still fails.. because the IDE/PATA controller
still gets disabled (just like in the logs above) for some unknown reason.

-- Pasi

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