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SubjectRe: 2.6.33: pci 0000:00:00.0: address space collision / spontaenous reboots


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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