From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755357AbaCZPqy (ORCPT ); Wed, 26 Mar 2014 11:46:54 -0400 Received: from mx1.redhat.com ([209.132.183.28]:17748 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751803AbaCZPqw (ORCPT ); Wed, 26 Mar 2014 11:46:52 -0400 Message-ID: <5332F668.8080601@redhat.com> Date: Wed, 26 Mar 2014 16:46:48 +0100 From: Paolo Bonzini User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.3.0 MIME-Version: 1.0 To: Fengguang Wu CC: LKML , lkp@01.org Subject: Re: [KVM] BUG: unable to handle kernel NULL pointer dereference at 00000000000002b0 References: <20140326144053.GC26721@localhost> <5332E94B.3050407@redhat.com> <20140326145701.GA27938@localhost> In-Reply-To: <20140326145701.GA27938@localhost> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Il 26/03/2014 15:57, Fengguang Wu ha scritto: >>> > > >>> > >git://git.kernel.org/pub/scm/virt/kvm/kvm.git queue >>> > >commit 93c4adc7afedf9b0ec190066d45b6d67db5270da ("KVM: x86: handle missing MPX in nested virtualization") >> > >> > Ouch. Out of curiosity is this on Skylake prototypes, or is it also >> > visible on some released silicon? > Paolo, the problem shows up in a Sandybridge-EX and an Ivybridge-EX. What does that mean in terms of commercial names? I tested on Sandy Bridge Xeon E5. Paolo