From mboxrd@z Thu Jan 1 00:00:00 1970 From: Dor Laor Subject: Re: kvm: Unknown error 524, Fail to handle apic access vmexit Date: Tue, 15 Jul 2008 18:19:07 +0300 Message-ID: <487CBFEB.4050409@qumranet.com> References: <20080715124202.GA3001@deprecation.cyrius.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: kvm@vger.kernel.org To: Martin Michlmayr Return-path: Received: from il.qumranet.com ([212.179.150.194]:27223 "EHLO il.qumranet.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753363AbYGOPUm (ORCPT ); Tue, 15 Jul 2008 11:20:42 -0400 In-Reply-To: <20080715124202.GA3001@deprecation.cyrius.com> Sender: kvm-owner@vger.kernel.org List-ID: Martin Michlmayr wrote: > I installed a Windows XP SP2 guest on a Debian x86_64 host The > installation itself went fine but kvm aborts when when XP starts > during "Windows XP Setup". XP mentions something with intelppm.sys > (see the attached screenshot) and kvm says: > > kvm_run: Unknown error 524 > kvm_run returned -524 > > It's a FlexPriority bug, while it should be solved, you can disable it by using kvm-intel module parameter. > In dmesg, I see: > > [ 8891.352876] Fail to handle apic access vmexit! Offset is 0xf0 > > This happens with kvm 70, and kernel 2.6.25 and 2.6.26-rc9. > > Someone else reported a similar problem before but there was no > response: > http://www.mail-archive.com/kvm-devel@lists.sourceforge.net/msg12111.html > > > > ------------------------------------------------------------------------ > >