linux-kernel - Re: exception in interrupt during elv_completed

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Date:	Mon, 8 Aug 2011 11:13:52 -0400
From:	Dave Jones <davej@...hat.com>
To:	Jens Axboe <jaxboe@...ionio.com>
Cc:	Linux Kernel <linux-kernel@...r.kernel.org>
Subject: Re: exception in interrupt during elv_completed_request. (3.0)

On Mon, Aug 08, 2011 at 05:03:12PM +0200, Jens Axboe wrote:
 > On 2011-08-08 16:58, Dave Jones wrote:
 > > Jens,
 > > 
 > > We got a report of a panic from a user when he plugged in his usb drive,
 > > https://bugzilla.redhat.com/attachment.cgi?id=517141
 > > 
 > > any ideas what happened here ?
 > 
 > 2.6.40?

it's 3.0 in all but name. didn't want to risk breaking dumb userspace in an update
for older fedora releases.  It does have the scsi_dispatch_cmd fix that went into 3.0.1,
but otherwise block/ should be stock 3.0

 > Looks like the recent SCSI removal oopses, perhaps it happened when he
 > yanked it instead of directly on insertion?

sorry my bad, yes, this was on device removal.

according to the user, he did everything right, and unmounted safely.	
https://bugzilla.redhat.com/show_bug.cgi?id=728872

	Dave

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