Re: 2.6.33: pci 0000:00:00.0: address space collision / spontaenousreboots

[Justin Piszcz]

On Fri, 12 Mar 2010, Justin Piszcz wrote:

> On Fri, 12 Mar 2010, Justin Piszcz wrote:
>
> > Hello,
> >
> > I am trying to figure out why a particular host using a Gigabyte 
> > motherboard
> > (AMD) continues to crash, memory/CPU OK, voltages normal, I see this in
> > the kernel log:
> >
> > [    0.138774] PCI: Using ACPI for IRQ routing
> > [    0.138825] PCI: pci_cache_line_size set to 64 bytes
> > [    0.138830] pci 0000:00:00.0: address space collision: [mem 
> > 0xe0000000-0xffffffff 64bit] already in use
> >
> > If memory gets mapped into this space somehow, can that cause a spontaenous
> > reboot?  What is the workaround for this problem?
> >
> > There are no PCI cards in this system, only a graphics card.
> >
> > I suppose the next things to try:
> > apic=off
> > lapic=off
>
> Correction-
> noapic
> nolapic

--

[    0.029932] pci_root PNP0A03:00: ignoring host bridge windows from ACPI; boot with "pci=use_crs" to use them

After booting with pci=use_crs, the collision goes away, as does another
problem with the jmicron controller, will see if this fixes it.

Justin.


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