From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-5.6 required=3.0 tests=DKIMWL_WL_HIGH,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE, SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id C4504C17440 for ; Wed, 13 Nov 2019 01:18:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 9E597222C5 for ; Wed, 13 Nov 2019 01:18:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573607911; bh=eJBav0KzdzrZFNz6y/0Ugy9SqzAGRpQbeGlzfx5qrnw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:List-ID:From; b=lrYSZ5zNbYJEz9aZeBAn1TXfp6Xd7TrTIUk7ZOFlW5uSQYGUxc4mO9YLIe4YOuofu uhaIA1E4lvamAqWSpLT09G2VjmtuLZV3mEAaG4jUgUbcUxQraujHD/NgZncYcRhlUl W0jGkqmt0orNBuk2ORjD869u7NdKPDnSspC8aHYM= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727254AbfKMBSa (ORCPT ); Tue, 12 Nov 2019 20:18:30 -0500 Received: from mail.kernel.org ([198.145.29.99]:48278 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727124AbfKMBSa (ORCPT ); Tue, 12 Nov 2019 20:18:30 -0500 Received: from localhost (c-73-47-72-35.hsd1.nh.comcast.net [73.47.72.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id C0F1A20818; Wed, 13 Nov 2019 01:18:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1573607910; bh=eJBav0KzdzrZFNz6y/0Ugy9SqzAGRpQbeGlzfx5qrnw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=R/jJg3L7R7Xan8O39Tuqd972s6Fb6lL5Mt4OEvIkSm7e+NhnWoiP374Yd6zVy+3a2 tiDkBW2zq2vUiMPIZPUeW43V0Sln6MYEhnhq9LigmHtyxZIsHEoIJTfOUp7Xg86+YZ jUAPFeqznhWO95qpVJDlctK2gcBprx7VZwliXRWg= Date: Tue, 12 Nov 2019 20:18:28 -0500 From: Sasha Levin To: Sean Christopherson Cc: stable@vger.kernel.org, Greg Kroah-Hartman , Paolo Bonzini , Junaid Shahid , linux-kernel@vger.kernel.org Subject: Re: [PATCH 4.9 STABLE] kvm: mmu: Don't read PDPTEs when paging is not enabled Message-ID: <20191113011828.GL8496@sasha-vm> References: <20191111235019.31416-1-sean.j.christopherson@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20191111235019.31416-1-sean.j.christopherson@intel.com> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Nov 11, 2019 at 03:50:19PM -0800, Sean Christopherson wrote: >From: Junaid Shahid > >Upstream commit d35b34a9a70edae7ef923f100e51b8b5ae9fe899. > >kvm should not attempt to read guest PDPTEs when CR0.PG = 0 and >CR4.PAE = 1. > >Signed-off-by: Junaid Shahid >Signed-off-by: Paolo Bonzini >Signed-off-by: Sean Christopherson Queued up for 4.9, thank you. -- Thanks, Sasha