linux-kernel - Re: i386 boot fail, EIP in __change_page

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Date:	Tue, 26 Jun 2007 13:31:49 -0400
From:	Chuck Ebbert <cebbert@...hat.com>
To:	dave young <hidave.darkstar@...il.com>
CC:	LKML <linux-kernel@...r.kernel.org>, jeremy@...p.org
Subject: Re: i386 boot fail, EIP in __change_page_attr:166

On 06/25/2007 09:11 PM, dave young wrote:
> Hi,
> 
> 2007/6/25, Chuck Ebbert <cebbert@...hat.com>:
>> On 06/24/2007 11:43 PM, dave young wrote:
>> > Hi,
>> > I reconfig my kernel, boot and oops, EIP in __change_page_attr:166, I
>> > tried 2.6.22-rc4-mm2 and 2.6.22-rc5 , same result.
>> >
>> > Anyone has some clues?
>> >
>> > here is my config file:
>>
>> Where are the oops messages?
> Attached please find the screenshots. sorry for my phone camera resolution.
> screen1.png : vga=ask select mode 6
> screen2.png : normal 80x25 console

That's 2.6.22-rc4-mm2 which I don't have.

netsc520 is doing iounmap() of an area it did
ioremap_nocache() on earlier, because it has now failed to
find a device. Why it went BUG() I have no idea.
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