From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: Starting a VM reboots my machine Date: Wed, 07 Nov 2007 07:56:20 +0200 Message-ID: <47315384.6040608@qumranet.com> References: <472A5561.5080202@cs.ualberta.ca> <472A5874.3050400@qumranet.com> <4730DD86.7000200@cs.ualberta.ca> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel To: Cam Macdonell Return-path: In-Reply-To: <4730DD86.7000200-edFDblaTWIyXbbII50Afww@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 Cam Macdonell wrote: > Dor Laor wrote: > >> Cam Macdonell wrote: >> >>> Hi, >>> >>> I'm running an AMD >>> >>> vendor_id : AuthenticAMD >>> cpu family : 15 >>> model : 75 >>> model name : AMD Athlon(tm) 64 X2 Dual Core Processor 4600+ >>> >>> with 4GB of RAM and Scientific Linux 5.0. I've compiled kvm-48 on it and >>> the compile works and loading the modules works fine, the only dmesg >>> line referring to kvm is SELinux: initialized (dev kvm_anon_inodefs, >>> type kvm_anon_inodefs), not configured for labeling. >>> >>> However, when I boot any KVM, the machine reboots. It works fine with >>> the no-kvm flag. Has anyone else seen this behaviour? >>> >>> >> We have some instabilities with AMD. These issues are under debug these >> days. >> Can you please supply netconsole debug messages from the host. This can >> be very helpful. >> Also what's the guest OS? >> > > Hi Dor, > > Sorry for the delay, here's the netConsole dump. This is trying to boot > FC6 on Scientific Linux 5. Let me know if you need more info. > This is with kvm-50 with the flag -no-kvm-irqchip. Also, this time it > didn't reboot, but froze. > Does running the vm with 'taskset 1' help? -- Do not meddle in the internals of kernels, for they are subtle and quick to panic. ------------------------------------------------------------------------- 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/