From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753080AbbIWIfH (ORCPT ); Wed, 23 Sep 2015 04:35:07 -0400 Received: from mx1.redhat.com ([209.132.183.28]:40364 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752205AbbIWIfE (ORCPT ); Wed, 23 Sep 2015 04:35:04 -0400 Subject: Re: [PATCH] KVM: x86: fix bogus warning about reserved bits To: Borislav Petkov References: <1442910329-3357-1-git-send-email-pbonzini@redhat.com> <20150922175647.GC3568@pd.tnic> <5601C266.4060601@redhat.com> <20150923075635.GA3564@pd.tnic> Cc: linux-kernel@vger.kernel.org, kvm@vger.kernel.org From: Paolo Bonzini X-Enigmail-Draft-Status: N1110 Message-ID: <5602642C.6060301@redhat.com> Date: Wed, 23 Sep 2015 10:34:52 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:38.0) Gecko/20100101 Thunderbird/38.2.0 MIME-Version: 1.0 In-Reply-To: <20150923075635.GA3564@pd.tnic> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 23/09/2015 09:56, Borislav Petkov wrote: > [ 50.474002] walk_shadow_page_get_mmio_spte: detect reserved bits on spte, addr 0xb8000 (level 4, 0xf0000000000f8) > [ 50.484249] walk_shadow_page_get_mmio_spte: detect reserved bits on spte, addr 0xb8000 (level 3, 0xf000000000078) > [ 50.494492] walk_shadow_page_get_mmio_spte: detect reserved bits on spte, addr 0xb8000 (level 2, 0xf000000000078) It's checking against EPT format, no surprise that it complains... Paolo