From mboxrd@z Thu Jan 1 00:00:00 1970 From: Avi Kivity Subject: Re: kvm-67: kernel panic while booting debian-40r3-i386-businesscard.iso Date: Tue, 06 May 2008 17:32:46 +0300 Message-ID: <48206C0E.2050705@qumranet.com> References: <1209401422.30950.27.camel@polaris> <481AE8FE.5060904@qumranet.com> <1209940724.5202.2.camel@polaris> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Cc: kvm-devel@lists.sourceforge.net To: Jan Luebbe Return-path: In-Reply-To: <1209940724.5202.2.camel@polaris> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: kvm-devel-bounces@lists.sourceforge.net Errors-To: kvm-devel-bounces@lists.sourceforge.net List-Id: kvm.vger.kernel.org Jan Luebbe wrote: >> 0f 0d 0b prefetchw (%ebx) >> >> This is an AMD 3Dnow! instruction, which is not supported on Intel >> processors. I guess the 3Dnow! cpuid bit leaked in via the qemu merge. >> >> I guess two fixes are needed: >> - remove the 3Dnow! bit >> - add emulation for prefetchw (easy, as it doesn't need to do anything) >> to support live migration from AMD to Intel >> > > This problem still occours with kvm-68. Which CPUs will be affected by > this (is it only the Core Duo)? > All Intels. > I'm currently delaying the upload of a new kvm package to debian because > of this. > I've fixed it for kvm-69. -- Do not meddle in the internals of kernels, for they are subtle and quick to panic. ------------------------------------------------------------------------- This SF.net email is sponsored by the 2008 JavaOne(SM) Conference Don't miss this year's exciting event. There's still time to save $100. Use priority code J8TL2D2. http://ad.doubleclick.net/clk;198757673;13503038;p?http://java.sun.com/javaone