Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752632AbaD1Nwc (ORCPT ); Mon, 28 Apr 2014 09:52:32 -0400 Received: from mga03.intel.com ([143.182.124.21]:50893 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752090AbaD1Nw1 (ORCPT ); Mon, 28 Apr 2014 09:52:27 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="4.97,944,1389772800"; d="scan'208";a="424881758" Message-ID: <535E5D17.9040901@intel.com> Date: Mon, 28 Apr 2014 21:52:23 +0800 From: Jet Chen User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: Paolo Bonzini CC: LKML , lkp@01.org, Fengguang Wu Subject: Re: [KVM] BUG: unable to handle kernel NULL pointer dereference at 00000000000002b0 References: <534B930A.4070507@intel.com> <535E2054.8050805@redhat.com> <535E254A.4020500@intel.com> <535E3CB9.9070709@redhat.com> In-Reply-To: <535E3CB9.9070709@redhat.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 04/28/2014 07:34 PM, Paolo Bonzini wrote: > Il 28/04/2014 11:54, Jet Chen ha scritto: >>>>>> We noticed the below kernel BUG on >>>>>> >>>>>> git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master >>>> >>>> What commit? >>>> >> This one, >> >> git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master >> >> commit 93c4adc7afedf9b0ec190066d45b6d67db5270da >> Author: Paolo Bonzini >> AuthorDate: Wed Mar 5 23:19:52 2014 +0100 >> Commit: Paolo Bonzini >> CommitDate: Mon Mar 17 12:21:39 2014 +0100 >> >> KVM: x86: handle missing MPX in nested virtualization >> >> >> BTW, the same issue has been reported by Fengguang last month. >> >> https://lkml.org/lkml/2014/3/26/200 > > It should have been fixed already by commit 920c83778569 (KVM: vmx: fix > MPX detection, 2014-03-26). That's why I was confused, I thought it was > for a recent commit on Linus's master branch. You're right, Paolo. It have been fixed already by commit 920c83778569. Sorry for this noisy duplicated report. We found this issued commit on git://git.kernel.org/pub/scm/virt/kvm/kvm.git tree at first. When that commit entered mainline, we tested it again and I reported by mistake. > > Paolo > -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/