From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: qemu-kvm-1.1.0 crashing with kernel 3.5.0-rc6 Date: Mon, 30 Jul 2012 17:03:13 +0300 Message-ID: <50169421.6060406@redhat.com> References: <5011D123.4060101@googlemail.com> <5012719A.5080208@googlemail.com> <5012E659.7060304@googlemail.com> <50152FC8.20905@redhat.com> <50154294.9040705@googlemail.com> <50154632.7010304@redhat.com> <50155AF4.9050500@redhat.com> <5015662A.2000006@redhat.com> <501577D1.7030205@googlemail.com> <20120729175453.GA32360@redhat.com> <50158A97.3050909@googlemail.com> <50169389.1020607@googlemail.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: Gleb Natapov , Eric Northup , kvm@vger.kernel.org, Jan Kiszka To: Chris Clayton Return-path: Received: from mx1.redhat.com ([209.132.183.28]:48654 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754397Ab2G3ODY (ORCPT ); Mon, 30 Jul 2012 10:03:24 -0400 In-Reply-To: <50169389.1020607@googlemail.com> Sender: kvm-owner@vger.kernel.org List-ID: On 07/30/2012 05:00 PM, Chris Clayton wrote: > On 07/29/12 20:10, Chris Clayton wrote: >>>>> Possible culprit: b2da15ac26a0c00. >>>>> >>>>> >>>> That commit isn't in qermu-kvm-1.1.1. >>>> >>> It is in kernel. >>> >> >> Sorry, so it is. >> >> With kernel 3.5.0 with b2da15ac26a0c00 reverted, I have just had 15 >> clean invocations of vanilla qemu-kvm-1.1.1. So that commit would seem >> to be the problem. > > Just to be sure, I've run some more tests today. No crashes occurred in > 20 runs of vanilla qemu-kvm-1.1.1 on kernel 3.5.0 with b2da15ac26a0c00 > reverted. Ok. I'm trying to reproduce it here on a nested-virt setup, since the code looks correct. What's your preemption settings? -- error compiling committee.c: too many arguments to function