From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: [BUG] 2.6.23.1 host freezes when running kvm Date: Sun, 21 Oct 2007 13:22:19 +0200 Message-ID: <471B366B.7040706@qumranet.com> References: <20071019202019.GW3962@jukie.net> <20071020000240.GX3962@jukie.net> <20071020154445.GA5254@jukie.net> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org, linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Bart Trojanowski Return-path: In-Reply-To: <20071020154445.GA5254-LIbhotJ4rFdeoWH0uzbU5w@public.gmane.org> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org Errors-To: kvm-devel-bounces-5NWGOfrQmneRv+LV9MX5uipxlwaOVQ5f@public.gmane.org List-Id: kvm.vger.kernel.org Bart Trojanowski wrote: > * Bart Trojanowski [071019 20:03]: > >> * Bart Trojanowski [071019 17:00]: >> >> >>> Once the system is booted, I attached using vnc, then I ssh in and ran >>> 'svn update'... and the host machine froze. >>> >>> The last messages I on my serial console are: >>> >>> kvm: unhandled rdmsr: 0x417 >>> kvm: unhandled rdmsr: 0xc0000400 >>> >> >> >>> I noticed that linus merged a bunch of KVM changes last week. I will >>> try those out next. >>> >> It looks like Linus' tree has the fix already. >> > > I spoke too soon. The latest from Linus' tree also freezes... but it > took overnight to get there. There was no particular load on it. > > This system was previously running 2.6.22.y w/o problems with a similar > kvm pattern. > > This time it froze w/o showing any kvm rdmsr messages. And while it > froze sometime over night, I cannot be sure when. Here is the SysRq's > "showPc" output: > Does 2.6.23 hang immediately? If so, these may be two separate problems and it's worth bisecting to find out what's the fix in 2.6.24-rc. Of course we'll have to address the later hang as well. -- error compiling committee.c: too many arguments to function ------------------------------------------------------------------------- This SF.net email is sponsored by: Splunk Inc. Still grepping through log files to find problems? Stop. Now Search log events and configuration files using AJAX and a browser. Download your FREE copy of Splunk now >> http://get.splunk.com/