linux-kernel - Re: [2.6.19-rc3-mm1] BUG at arch/i386/mm/pageattr.c:165

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Date:	Wed, 1 Nov 2006 11:25:56 -0500
From:	Andrew James Wade <andrew.j.wade@...il.com>
To:	andrew.j.wade@...il.com
Cc:	Greg KH <greg@...ah.com>, Andrew Morton <akpm@...l.org>,
	linux-kernel@...r.kernel.org, Andi Kleen <ak@...e.de>,
	Kay Sievers <kay.sievers@...y.org>
Subject: Re: [2.6.19-rc3-mm1] BUG at arch/i386/mm/pageattr.c:165

On Tuesday 31 October 2006 00:09, Andrew James Wade wrote:
> On Monday 30 October 2006 23:20, Greg KH wrote:
> > On Mon, Oct 30, 2006 at 08:11:23PM -0800, Andrew Morton wrote:
> > > On Mon, 30 Oct 2006 22:58:11 -0500
> > > Andrew James Wade <andrew.j.wade@...il.com> wrote:
> > > 
> > > > I've just found out that unsetting CONFIG_SYSFS_DEPRECATED makes the
> > > > crash go away.
> > > 
> > > How bizarre.  sysfs changes cause unexpected pte protection values?
> 
> Perhaps one of the drivers is responding badly to device_create
> failing? (-EEXIST, if I'm not mistaken). 
> 
> > 
> > That's just wrong.  Something odd is happening here.  Can you try to
> > bisect things to determine the patch that is causing the problem?
> 
> Sure. 

driver-core-fixes-sysfs_create_link-retval-checks-in.patch is where
this particular crash starts.

Andrew Wade
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