linux-kernel - Re: 2.6.22-rc1-mm1: evm BUG when reading sysfs file

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Message-ID: <OF92C62155.924AEB85-ON852572EA.004A8D21-852572EA.004AE5DE@us.ibm.com>
Date:	Tue, 29 May 2007 09:38:15 -0400
From:	Reiner Sailer <sailer@...ibm.com>
To:	jfannin@...il.com (Joseph Fannin)
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	David Safford <safford@...ibm.com>, jfannin@...il.com,
	linux-kernel@...r.kernel.org, Mimi Zohar <zohar@...ibm.com>,
	serue@...ux.vnet.ibm.com
Subject: Re: 2.6.22-rc1-mm1: evm BUG when reading sysfs file

jfannin@...il.com (Joseph Fannin) wrote on 05/26/2007 02:29:07 AM:

> On Fri, May 25, 2007 at 10:28:22PM -0400, Reiner Sailer wrote:
> > On Tue, 22 May 2007 03:25:48 -0400
> > jfannin@...il.com (Joseph Fannin) wrote:
> >
> 
> > > I've been getting this since 2.6.21-rc7-mm1:
> 
....
> >
> > Joseph,
> >
> > thank you for posting this problem. I cannot reconstruct it on my 
machine.
> >
> > Could you tell us which kernel configuration you used 
(drivers/char/tpm
> > and security settings) ?
> > Does it disappear when IMA is disabled in the kernel config?
> 
>     I've found that disabling CONFIG_SYSFS_DEPRECATED makes the
> BUG message go away; maybe that's what you're missing?
> 
>     I've also attached my .config -- but it has lots of stuff turned
> on, so it may be faster to try flipping CONFIG_SYSFS_DEPRECATED on a
> slimmer config, if you'd like.
> 
>     Disabling IMA doesn't change the message; it's still there.
> 
>     Thanks!
> --
> Joseph Fannin
> jfannin@...il.com
> 

Thank you very much for these helpful details. We are working on a 
solution.

Best
Reiner
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