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From: Jens Axboe <jens.axboe@oracle.com>
To: Dale Blount <linux-kernel@dale.us>
Cc: Chuck Ebbert <cebbert@redhat.com>, linux-kernel@vger.kernel.org
Subject: Re: PROBLEM: null pointer dereference in cfq_dispatch_requests (2.6.21-rc2 and 2.6.20)
Date: Wed, 21 Mar 2007 20:59:28 +0100 [thread overview]
Message-ID: <20070321195928.GG15024@kernel.dk> (raw)
In-Reply-To: <1174501407.14261.34.camel@dale.velocity.net>
On Wed, Mar 21 2007, Dale Blount wrote:
> On Wed, 2007-03-21 at 14:09 -0400, Chuck Ebbert wrote:
> > Dale Blount wrote:
> > >> I'm puzzled why this is hitting Dan, but no one else has reported
> > >> anything. Dan, did 2.6.19 work for you?
> > >
> > > Actually, I believe it is happening to me too. This is on a 4-disk raid5 with
> > > one failed disk on two 2-port sata_sil pci controller cards.
> > >
> > > The BUG below is from 2.6.20.3, but I will try 2.6.21-rc4 tonight.
> > > The disk didn't fail until 2.6.20, so I don't know if 2.6.19 would have worked
> > > or not.
> > >
> > >
> >
> > Just to be clear: you have a RAID array (what level?) with a failed disk
> > and it's giving you the same error that Dan gets?
>
>
> Yes, the BUG looks to be pretty similar to me. It's a 4 disk raid5 with
> one disk missing (dead and sent in for RMA).
Interesting, I'll definitely see if I can reproduce it like that.
--
Jens Axboe
next prev parent reply other threads:[~2007-03-21 19:59 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-02-28 18:02 Dan Williams
2007-02-28 18:18 ` Dan Williams
2007-02-28 18:49 ` Chuck Ebbert
2007-02-28 19:21 ` Chuck Ebbert
2007-03-01 12:08 ` Frank Seidel
2007-03-01 12:30 ` Jens Axboe
2007-03-01 19:50 ` Dan Williams
2007-03-21 13:07 ` Dale Blount
2007-03-21 18:09 ` Chuck Ebbert
2007-03-21 18:23 ` Dale Blount
2007-03-21 18:25 ` Chuck Ebbert
2007-03-21 19:59 ` Jens Axboe [this message]
2007-03-22 12:54 ` Dale Blount
2007-03-21 19:04 ` Johannes Weiner
2007-03-22 17:29 ` Johannes Weiner
2007-03-22 18:42 ` Jens Axboe
2007-03-22 19:22 ` Johannes Weiner
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