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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no 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 6742BC2BAEE for ; Wed, 11 Mar 2020 23:25:53 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 612D820755 for ; Wed, 11 Mar 2020 23:25:53 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1731498AbgCKXZw (ORCPT ); Wed, 11 Mar 2020 19:25:52 -0400 Received: from mga11.intel.com ([192.55.52.93]:14766 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1731417AbgCKXZw (ORCPT ); Wed, 11 Mar 2020 19:25:52 -0400 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga001.fm.intel.com ([10.253.24.23]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 11 Mar 2020 16:25:51 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.70,542,1574150400"; d="scan'208";a="353995030" Received: from sjchrist-coffee.jf.intel.com (HELO linux.intel.com) ([10.54.74.202]) by fmsmga001.fm.intel.com with ESMTP; 11 Mar 2020 16:25:51 -0700 Date: Wed, 11 Mar 2020 16:25:51 -0700 From: Sean Christopherson To: Nadav Amit Cc: Liran Alon , Krish Sadhukhan , kvm list , Paolo Bonzini , Jim Mattson Subject: Re: [PATCH] kvm-unit-test: nVMX: Test Selector and Base Address fields of Guest Segment Registers on vmentry of nested guests Message-ID: <20200311232550.GM21852@linux.intel.com> References: <20200310225149.31254-1-krish.sadhukhan@oracle.com> <20200310225149.31254-2-krish.sadhukhan@oracle.com> <20200311150516.GB21852@linux.intel.com> <0fb906f6-574f-2e2e-4113-e9d883cb713e@oracle.com> <20200311214657.GJ21852@linux.intel.com> <20200311231206.GL21852@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On Wed, Mar 11, 2020 at 04:21:08PM -0700, Nadav Amit wrote: > > On Mar 11, 2020, at 4:12 PM, Sean Christopherson wrote: > > > > On Thu, Mar 12, 2020 at 12:54:05AM +0200, Liran Alon wrote: > >> Of course it was best if Intel would have shared their unit-tests for CPU > >> functionality (Sean? I'm looking at you :P), but I am not aware that they > >> did. > > > > Only in my dreams :-) I would love to open source some of Intel's > > validation tools so that they could be adapted to hammer KVM, but it'll > > never happen for a variety of reasons. > > FYI: In 2014 I ran Intel’s fuzzing-tool (Cafe) to test KVM and found (and > fixed) ~100 bugs. And I did not even test nested virtualization… Heh, I worked on Cafe for 6+ years :-) > http://www.cs.technion.ac.il/people/namit/online-publications/161-amit.pdf