From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: Guest Hang Bugs Date: Sun, 18 Jan 2009 11:15:23 +0200 Message-ID: <4972F32B.5040007@redhat.com> References: Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: kvm@vger.kernel.org To: James Thomason Return-path: Received: from mx2.redhat.com ([66.187.237.31]:54448 "EHLO mx2.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752724AbZARJP2 (ORCPT ); Sun, 18 Jan 2009 04:15:28 -0500 In-Reply-To: Sender: kvm-owner@vger.kernel.org List-ID: James Thomason wrote: > Avi and others, > > The system under load finally panicked and all cores hit 100%, so I spoke > too soon. Unfortunately my console was garbled and I was not able to get the > text of that panic. > That's probably an unrelated bug. Did the host or guest panic? > Afterwards I am unable to boot the guest with kvm -smp > 2 because the guest > panics at boot time. The text of that boot time panic is below. However, > booting the guest with kvm -smp 1 works. After rebooting the KVM host, I am > able to boot the guest with kvm -smp 12 etc again. > > I will try to induce the guest to panic again and see if I can capture it. > > Configuration: > > KVM HOST: > Ubuntu 8.10 > KVM 83 2.6.29-rc1 > > KVM Guest: > Ubuntu 8.10 > 2.6.27-9-server > > Text of Guest Boot Panic: > > Boot from (hd0,0) ext3 cd532b94-1a97-4337-bfe9-75e699839bab > Starting up ... > [ 3.290000] Stuck ?? > Anything before this? -- error compiling committee.c: too many arguments to function