linux-kernel - Re: [BUG 3.0.0-rc1] ksm: NULL pointer dereference in ksm_do

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Message-ID: <20110602213553.GE2802@random.random>
Date:	Thu, 2 Jun 2011 23:35:53 +0200
From:	Andrea Arcangeli <aarcange@...hat.com>
To:	Andrea Righi <andrea@...terlinux.com>
Cc:	Chris Wright <chrisw@...s-sol.org>, CAI Qian <caiqian@...hat.com>,
	Hugh Dickins <hughd@...gle.com>,
	Rik van Riel <riel@...hat.com>, Mel Gorman <mel@....ul.ie>,
	Izik Eidus <ieidus@...hat.com>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	linux-mm@...ck.org, linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [BUG 3.0.0-rc1] ksm: NULL pointer dereference in ksm_do_scan()

On Thu, Jun 02, 2011 at 10:15:01PM +0200, Andrea Righi wrote:
> I just tested this patch, but it doesn't seem to fix the problem, at
> least not the one I reported. The same bug happens again.

Yes I probably found another (not reproducible) bug that would lead to
a similar error, I'm waiting some other opinion on it.
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