linux-kernel - Re: Strange block/scsi/workqueue issue

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Message-ID: <1302621261.2604.18.camel@mulgrave.site>
Date:	Tue, 12 Apr 2011 10:14:21 -0500
From:	James Bottomley <James.Bottomley@...senPartnership.com>
To:	Steven Whitehouse <swhiteho@...hat.com>
Cc:	Tejun Heo <tj@...nel.org>, linux-kernel@...r.kernel.org,
	Jens Axboe <jaxboe@...ionio.com>
Subject: Re: Strange block/scsi/workqueue issue

On Tue, 2011-04-12 at 15:06 +0100, Steven Whitehouse wrote:
> Messages attached - getting closer I think, but still not quite there.
> It is very odd that so far (at least I've seen no other reports) that I
> seem to be the only one who hits this. I wonder what is different about
> my kernel/hardware...


> csi: killing requests for dead queue
> scsi: killing requests for dead queue
> BUG: unable to handle kernel scsi: killing requests for dead queue
> NULL pointer dereference at 0000000000000028
> IP: [<ffffffff813b34ed>] blk_peek_request+0x1ad/0x220

Hmm, I don't see where this is ... it's a null pointer deref offset by
0x28 bytes ... but I can't see where ... can you resolve this to a line?

James


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