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=-1.1 required=3.0 tests=DKIM_SIGNED,DKIM_VALID, DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_PASS 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 72C8BC43387 for ; Mon, 14 Jan 2019 19:17:18 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 2BF9B20651 for ; Mon, 14 Jan 2019 19:17:18 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=skogtun.org header.i=@skogtun.org header.b="o+yYEEQA" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726899AbfANTRQ (ORCPT ); Mon, 14 Jan 2019 14:17:16 -0500 Received: from smtp.domeneshop.no ([194.63.252.55]:35664 "EHLO smtp.domeneshop.no" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726728AbfANTRQ (ORCPT ); Mon, 14 Jan 2019 14:17:16 -0500 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=skogtun.org; s=ds201810; h=Content-Transfer-Encoding:Content-Type:In-Reply-To:MIME-Version:Date:Message-ID:From:References:Cc:To:Subject; bh=FpK81aJB+9QajpbTQxWHTAlyuPkxj2U3vKtgdvN28/k=; b=o+yYEEQA7ti+u/MQyfxc4UuxswIKDqwXNgUdHhvbrEnh1S6ckSQmuM55i2o0EZcRojRr2BllxnbVOTKAMmztQ+yTILmIMEBKPyn5xj/xG8oY0DY13wt+iuzb7MuohSmQ6/0ReqgONbLGCEdk/TglJmY2OF0+MmaGe7JIsuQktvORoKO5M94Y1GbP59tz5K9ocectYRswqYDiS+ObgcKW7LCxcGr8z0+rm97dATnSNc7Y0nfXgImEZIMCcRiw538Pr3wzRkdJEafYCdkIrWBnUOEya/r+SxnqveecLGaYT7VTgznClStOCbnmBEB7RRjk0bis8ogjudq9HctOapaGwA==; Received: from [2a01:79c:cebe:b88c:caff:28ff:fe94:90a0] (port=62386) by smtp.domeneshop.no with esmtpsa (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.84_2) (envelope-from ) id 1gj7jV-00085g-Gr; Mon, 14 Jan 2019 20:17:13 +0100 Subject: Re: [BISECTED] KVM error with 5.0-rc To: Sean Christopherson Cc: Linux Kernel Mailing List , Paolo Bonzini References: <20190114183319.GB5141@linux.intel.com> From: Harald Arnesen Message-ID: Date: Mon, 14 Jan 2019 20:17:10 +0100 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.4.0 MIME-Version: 1.0 In-Reply-To: <20190114183319.GB5141@linux.intel.com> Content-Type: text/plain; charset=windows-1252 Content-Language: nb-NO Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org 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. Feel free to add a "Tested-by: Harald Arnesen ". -- Hilsen Harald