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=-2.5 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_PASS,USER_AGENT_MUTT autolearn=ham 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 DA6ADC43387 for ; Mon, 14 Jan 2019 20:07:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id B3D6F206B7 for ; Mon, 14 Jan 2019 20:07:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726963AbfANUHl (ORCPT ); Mon, 14 Jan 2019 15:07:41 -0500 Received: from mga18.intel.com ([134.134.136.126]:11418 "EHLO mga18.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726745AbfANUHi (ORCPT ); Mon, 14 Jan 2019 15:07:38 -0500 X-Amp-Result: UNSCANNABLE X-Amp-File-Uploaded: False Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 14 Jan 2019 12:07:37 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.56,478,1539673200"; d="scan'208";a="310360145" Received: from sjchrist-coffee.jf.intel.com (HELO linux.intel.com) ([10.54.74.154]) by fmsmga006.fm.intel.com with ESMTP; 14 Jan 2019 12:07:37 -0800 Date: Mon, 14 Jan 2019 12:07:37 -0800 From: Sean Christopherson To: Harald Arnesen Cc: Linux Kernel Mailing List , Paolo Bonzini Subject: Re: [BISECTED] KVM error with 5.0-rc Message-ID: <20190114200737.GC5141@linux.intel.com> References: <20190114183319.GB5141@linux.intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.24 (2015-08-30) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Jan 14, 2019 at 08:17:10PM +0100, Harald Arnesen wrote: > Sean Christopherson [14.01.2019 19:33]: > > > On Mon, Jan 14, 2019 at 06:04:27PM +0100, Harald Arnesen wrote: > >> Qemu with KVM acceleration fails with kernel 5.0-rc1 and 5.0-rc2. > >> It works fine with 4.20. > > > Can you test the attached patch? Found a bug when re-inspecting the > > guilty commit, the wrong VMCS field is being modifying when applying an > > errata to disable VM_ENTRY_LOAD_IA32_PERF_GLOBAL_CTRL. Your CPU is > > listed as one of the models affected by the errata. Compile tested only. > > Yes, this patch fixes the error. Awesome, thanks! > > Feel free to add a "Tested-by: Harald Arnesen ". > -- > Hilsen Harald