linux-kernel - Re: 2.6.33: pci 0000:00:00.0: address space collision / spontaenous reboots

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Date:	Fri, 12 Mar 2010 05:49:20 -0500 (EST)
From:	Justin Piszcz <jpiszcz@...idpixels.com>
To:	linux-kernel@...r.kernel.org
Subject: Re: 2.6.33: pci 0000:00:00.0: address space collision / spontaenous
 reboots



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
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