From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932150Ab0HJO1f (ORCPT ); Tue, 10 Aug 2010 10:27:35 -0400 Received: from mx1.redhat.com ([209.132.183.28]:59165 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754860Ab0HJO13 (ORCPT ); Tue, 10 Aug 2010 10:27:29 -0400 Date: Tue, 10 Aug 2010 10:27:18 -0400 From: Jeff Layton To: Jeff Moyer Cc: linux-kernel@vger.kernel.org, axboe@kernel.dk Subject: Re: cfq: oops in __call_for_each_cic Message-ID: <20100810102718.45bddc9d@tlielax.poochiereds.net> In-Reply-To: References: <20100810064045.6996f3b7@tlielax.poochiereds.net> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 10 Aug 2010 10:22:41 -0400 Jeff Moyer wrote: > Jeff Layton writes: > > > Saw this oops on my test machine this morning. I rebooted the machine > > last night and hadn't done anything on it other than log in this > > morning. The kernel here is based on Steve French's git tree, which is > > based on Linus' as of Sunday Aug 8th. Last non-cifs commit is: > > This looks a lot like this bug: > https://bugzilla.redhat.com/show_bug.cgi?id=577968 > > See also: > http://kerneloops.org/guilty.php?guilty=cfq_free_io_context&version=2.6.34-rc&start=2228224&end=2260991&class=oops > > It's been around since 2.6.30.8 according to kerneloops.org. If you > find that you have a reliable way of reproducing the issue, that would > be great. > Ok, thanks -- no clear reproducer so far. This morning was the first time I've seen it and it was on the console of my rawhide machine. The last thing I did with it was reboot it last night. I suspect that the gzip process came from a cron job or something. -- Jeff Layton