From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754003Ab0I2PsL (ORCPT ); Wed, 29 Sep 2010 11:48:11 -0400 Received: from claw.goop.org ([74.207.240.146]:44771 "EHLO claw.goop.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753056Ab0I2PsK (ORCPT ); Wed, 29 Sep 2010 11:48:10 -0400 Message-ID: <4CA35FB7.10600@goop.org> Date: Wed, 29 Sep 2010 08:48:07 -0700 From: Jeremy Fitzhardinge User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.9) Gecko/20100907 Fedora/3.1.3-1.fc13 Lightning/1.0b3pre Thunderbird/3.1.3 MIME-Version: 1.0 To: Greg KH CC: Kyle McMartin , James Dingwall , Jeremy Fitzhardinge , "linux-kernel@vger.kernel.org" , stable@kernel.org Subject: Re: [stable] PROBLEM: [BISECTED] 2.6.35.5 xen domU panics just after the boot References: <3B7AEC3C7FCC864282DFAC9A56A7BA363D81475787@UKLNDMAIL1.corp.amdocs.com> <20100927024044.GQ13116@bombadil.infradead.org> <20100927061336.GA22721@kroah.com> <4CA0DDAB.9090507@goop.org> <20100928182910.GA32464@kroah.com> In-Reply-To: <20100928182910.GA32464@kroah.com> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 09/28/2010 11:29 AM, Greg KH wrote: > On Mon, Sep 27, 2010 at 11:08:43AM -0700, Jeremy Fitzhardinge wrote: >> On 09/26/2010 11:13 PM, Greg KH wrote: >>> On Sun, Sep 26, 2010 at 10:40:44PM -0400, Kyle McMartin wrote: >>>> On Thu, Sep 23, 2010 at 04:23:55PM +0100, James Dingwall wrote: >>>>>> I was experiencing the same immediate crash with a null pointer >>>>>> dereference (log below) on boot with 2.6.35.5. Reverting >>>>>> fb412a178502dc498430723b082a932f797e4763 also resolved the problem for >>>>>> me. >>>>> Checking the diff from this commit it looks like there is a typo in the patch. With the following (probably mangled by my client) I get 2.6.35.5 to boot. Suggest it should be a candidate for .32 and .35 stable trees. >>>>> >>>> Greg, a spelling mistake cropped into this patch during 2.6.35.5 that >>>> James here points out. Adding you to CC since it seems to have missed >>>> stable 2.6.35.6... >>>> >>>> Was in xen-use-percpu-interrupts-for-ipis-and-virqs.patch. >>> I don't understand, where did the error come from? Was it in a patch I >>> applied, or did I mess up some patch? Is the same problem upstream, and >>> if not, why not? >> I don't know. It looks like an 'x' was deleted due to an editor >> fat-finger or something. The original upstream patches were cc:d to >> stable, so I think you would have got them that way (ie, I don't think I >> sent them to you specifically). Is there an opportunity in your >> workflow where this error could have crept in? The patches should have >> been a pretty clean 'git cherry-pick' with no conflicts. > Sorry, I don't know what happened, using my scripts, it does drop to an > editor so I can add the "signed-off-by" line, so perhaps I accidentally > did this in there. > > It's now in the -stable queue and I'll push out new releases in a few > hours. > I should have pointed out it is the same in the stable-2.6.32 tree as well. J