From mboxrd@z Thu Jan  1 00:00:00 1970
From: Andrew Morton <akpm@linux-foundation.org>
Subject: Re: 2.6.25-rc6: kernel BUG at fs/sysfs/file.c:89
Date: Sat, 22 Mar 2008 15:08:48 -0700
Message-ID: <20080322150848.bf165996.akpm@linux-foundation.org>
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Sender: linux-kernel-owner@vger.kernel.org
To: Christian Kujau <lists@nerdbynature.de>
Cc: "Rafael J. Wysocki" <rjw@sisk.pl>, LKML <linux-kernel@vger.kernel.org>, Greg KH <greg@kroah.com>, Tejun Heo <htejun@gmail.com>, Kay Sievers <kay.sievers@vrfy.org>, linux-scsi@vger.kernel.org
List-Id: linux-scsi@vger.kernel.org

On Sat, 22 Mar 2008 22:54:51 +0100 (CET) Christian Kujau <lists@nerdbynature.de> wrote:

> On Sat, 22 Mar 2008, Christian Kujau wrote:
> >> If so, the below (already merged) patch should fix this crash.
> >> If this patch does not fix it then please apply this debug patch:
> >> http://userweb.kernel.org/~akpm/mmotm/broken-out/gregkh-driver-driver-core-debug-for-bad-dev_attr_show-return-value.patch
> >> then rerun the test.
> >
> > Ah, sorry, I misread your post: I applied the aforementioned dm-crypt 
> > patch[0] and Greg's debug patch and got quite nasty SCSI errors, leading to a 
> > complete lockup. I'll try again and only apply Neil's patch...stay tuned...
> 
> Hm, this was strange: I applied Neil's patch (and the dm-crypt patch) on 
> 2.6.25-rc6 and I kept getting SCSI errors (and lockups) when doing "tar 
> -cf - | dd of=/dev/null" - which I did to generate disk I/O.

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