linux-kernel - Re: [2.6.35] AMD-Vi: Enabling IOMMU at 0000:00:00.2 cap 0x40 BUG: unable to handle kernel NULL pointer dereference at 0000000000000198

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Message-ID: <419601760.20100810185745@eikelenboom.it>
Date:	Tue, 10 Aug 2010 18:57:45 +0200
From:	Sander Eikelenboom <linux@...elenboom.it>
To:	Joerg Roedel <joro@...tes.org>
CC:	linux-kernel@...r.kernel.org
Subject: Re: [2.6.35] AMD-Vi: Enabling IOMMU at 0000:00:00.2 cap 0x40  BUG: unable to handle kernel NULL pointer dereference at 0000000000000198

Hello Joerg,

The requested info is attached.
So that would mean a bios problem ? (those are not on my wishlist :-p)

--
Sander


Tuesday, August 10, 2010, 6:26:06 PM, you wrote:

> On Tue, Aug 10, 2010 at 04:48:50PM +0200, Sander Eikelenboom wrote:
>> Hi Joerg,
>> 
>> Trying to boot 2.6.35 with amd iommu enabled on a MSI 890FXA-GD70
>> motherboard with AMD 890FX chipset results in the oops below, complete
>> serial log attached.

> Ok, I have a theory whats going on. It looks like one of your devices
> aliases to an non-existent pci-bdf. But please send me the data I
> requested so I can verify this.

>         Joerg




-- 
Best regards,
 Sander                            mailto:linux@...elenboom.it
Download attachment ".config" of type "application/octet-stream" (99511 bytes)

View attachment "dmesg-2.6.35-iommu.txt" of type "text/plain" (30917 bytes)

View attachment "lspci-2.6.35-iommu.txt" of type "text/plain" (56395 bytes)