From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alex Williamson Subject: Re: hang on reboot with 3.6-rc1 Date: Thu, 09 Aug 2012 11:26:43 -0600 Message-ID: <1344533203.3441.203.camel@ul30vt.home> References: <5022935A.4010800@gmail.com> <502385EC.2030707@redhat.com> <5023EF20.7040308@gmail.com> Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Cc: Avi Kivity , KVM To: David Ahern Return-path: Received: from mx1.redhat.com ([209.132.183.28]:57103 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750781Ab2HIR0o (ORCPT ); Thu, 9 Aug 2012 13:26:44 -0400 In-Reply-To: <5023EF20.7040308@gmail.com> Sender: kvm-owner@vger.kernel.org List-ID: On Thu, 2012-08-09 at 11:10 -0600, David Ahern wrote: > On 8/9/12 3:42 AM, Avi Kivity wrote: > > On 08/08/2012 07:27 PM, David Ahern wrote: > >> Not sure if KVM is the culprit, but it is the last line shown on the > >> console. I have to power cycle the server to reboot. > > > > Have you tried rmmoding the kvm modules before reboot? > > > > Were any guests running during this? > > hmm.... seems to be a side effect of https://lkml.org/lkml/2012/8/3/370. Is it fixed with the patches for that? We're operating on a NULL pointer with that bug on your system, so you probably don't want to be assuming the system is entirely healthy after you hit it. Thanks, Alex