linux-ext4 - Re: 2.6.25-git2: BUG: unable to handle kernel paging request at ffffffffffffffff

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Message-Id: <20080424.183558.96469288.davem@davemloft.net>
Date:	Thu, 24 Apr 2008 18:35:58 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	jirislaby@...il.com
Cc:	torvalds@...ux-foundation.org, zdenek.kabelac@...il.com,
	mingo@...e.hu, rjw@...k.pl, paulmck@...ux.vnet.ibm.com,
	linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
	linux-ext4@...r.kernel.org, herbert@...dor.apana.org.au,
	penberg@...helsinki.fi, clameter@....com
Subject: Re: 2.6.25-git2: BUG: unable to handle kernel paging request at
 ffffffffffffffff

From: Jiri Slaby <jirislaby@...il.com>
Date: Fri, 25 Apr 2008 00:26:18 +0200

> ff00aa00deadcc22 ff00aa00deadcc22 ff00aa00deadcc22 ff00aa00deadccf0 

0xf0...  Is this a 4-cpu machine?

I doubt it, because this is on a laptop as far as I can tell,
but I thought I'd ask. :-)

So the clue is setting some byte at ((offset % 8) == 0) into a
structure with 0xf0...


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