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Message-ID: <20110329042652.GA570@redhat.com>
Date:	Tue, 29 Mar 2011 00:26:53 -0400
From:	Dave Jones <davej@...hat.com>
To:	Américo Wang <xiyou.wangcong@...il.com>
Cc:	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: vma corruption in today's -git

On Tue, Mar 29, 2011 at 12:19:01PM +0800, Américo Wang wrote:
 > On Tue, Mar 29, 2011 at 12:09 PM, Dave Jones <davej@...hat.com> wrote:
 > > Running a kernel that I built from a git pull from this afternoon,
 > > I ran a barrage of stress tests, including some of the new syscall fuzzing
 > > work that I've been working on.  Everything seemed just fine, except that
 > > after I had stopped running everything, loadavg was still at 6, with
 > > top showing kworker processes running at high % of cpu.
 > >
 > > I ran perf top, and got this ..
 > >
 > >  BUG: unable to handle kernel paging request at fffffffffffffff3
 > >  IP: [<ffffffff8118d3e9>] vma_stop.clone.3+0x18/0x33
 > 
 > Should be fixed by:
 > 
 > commit 76597cd31470fa130784c78fadb4dab2e624a723
 > Author: Linus Torvalds <torvalds@...ux-foundation.org>
 > Date:   Sun Mar 27 19:09:29 2011 -0700
 > 
 >     proc: fix oops on invalid /proc/<pid>/maps access

excellent, thanks. I'll repull and try again.

	Dave

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