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=-6.7 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,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 A3464C433E3 for ; Thu, 20 Aug 2020 17:41:46 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 7E365207DE for ; Thu, 20 Aug 2020 17:41:46 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="Mntx/bm4" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728269AbgHTRlh (ORCPT ); Thu, 20 Aug 2020 13:41:37 -0400 Received: from us-smtp-1.mimecast.com ([205.139.110.61]:55907 "EHLO us-smtp-delivery-1.mimecast.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726887AbgHTRlU (ORCPT ); Thu, 20 Aug 2020 13:41:20 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1597945278; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=saSZ72xGZQjg7N1ZoxyMXMkEKF7tyG6HepfcvbIUgEk=; b=Mntx/bm43+U9X1/ilmJnlc5ny8YQzQl3vegCSVApaS4eDyoLO4zf+hPlnzYXhCEw9P9jfg lcpjuW7rLh51QrE/k05JSrTmtfFCz7tLHJT3iP/3ZAdXd3oPz7i5omRAbJh9RLCtqQuvvv WV++ahCW2ejRhfZouJbhayzHne8B3Cs= Received: from mail-wm1-f72.google.com (mail-wm1-f72.google.com [209.85.128.72]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-256-caDrItTlPsuFNVszP9Oo3Q-1; Thu, 20 Aug 2020 13:41:15 -0400 X-MC-Unique: caDrItTlPsuFNVszP9Oo3Q-1 Received: by mail-wm1-f72.google.com with SMTP id d22so1050444wmd.2 for ; Thu, 20 Aug 2020 10:41:15 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:subject:to:cc:references:from:message-id:date :user-agent:mime-version:in-reply-to:content-language :content-transfer-encoding; bh=saSZ72xGZQjg7N1ZoxyMXMkEKF7tyG6HepfcvbIUgEk=; b=Y8CdQcfMc+Rb4p5MMlP7zmxTpMpEHlszKEbGv3tGeGX+rIglBwaQZutePGEKhg9Auv R+SYExwumL9gn9vWPTovLaMeoHAiw/l+6sV7Y0FzQfZ5Q9TDCuA4engucpYnbQS5CI1c qSRqPLASXLwu4p8NhWc6axtZ1aBbsvXTbetW6/AxoizWlFmQT6C7Sml7T8nQbNk3VEZq Asp6LDRt5fj9Vwkc9zCnWhIpPABeAg7gUKWpWaVHVIQAQByyYVoQAdcnuM8LlZTytTjs TWMwZ4iCgBkZUDQzvEYHJxIaYYYgvCZQr0L4oKWdcYIerNwZBXgtlcWsdupGXvXuenyZ tg2w== X-Gm-Message-State: AOAM530UJCrqZzMGmtTlCIpVhjA2A9y829ynqDxzXzbKhLPa1vJvgwE9 ZWWhzCAo1dXwjShVEGuVDv6T+W6S4n5UM8Tr7j4DNqEUllcXmCecri6o+zb9IcYeFnH9VU4MjB0 mXY6Axx+/W16pC4YcHNnArxZF X-Received: by 2002:a1c:f70e:: with SMTP id v14mr4489699wmh.74.1597945274640; Thu, 20 Aug 2020 10:41:14 -0700 (PDT) X-Google-Smtp-Source: ABdhPJwXRw1tgy3fAFN1oCdLTnKz42TTndVNN2Sy+b17hJaQYRdiYwXj7JZqocGj8Y8zK/yjlQ25sA== X-Received: by 2002:a1c:f70e:: with SMTP id v14mr4489678wmh.74.1597945274412; Thu, 20 Aug 2020 10:41:14 -0700 (PDT) Received: from [192.168.10.150] ([93.56.170.5]) by smtp.gmail.com with ESMTPSA id l18sm5660930wrm.52.2020.08.20.10.41.13 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 20 Aug 2020 10:41:13 -0700 (PDT) Subject: Re: FSGSBASE causing panic on 5.9-rc1 To: Tom Lendacky , Andy Lutomirski Cc: Sean Christopherson , Joerg Roedel , Vitaly Kuznetsov , Wanpeng Li , Jim Mattson , Linux Kernel Mailing List , X86 ML , "Chang S. Bae" , Thomas Gleixner , Sasha Levin , Borislav Petkov , Peter Zijlstra , Ingo Molnar References: <39d57e4d-5db4-f536-6f5e-6b0414c0dccc@amd.com> <7dedb0ab-56a6-5d96-577b-21ab1ecdad24@amd.com> <20200820151049.GA26595@sjchrist-ice> <362f5a45-b808-25ad-b99b-449e05717c4a@amd.com> <45e16c5c-ce99-33da-99c8-ea52ef0945db@amd.com> From: Paolo Bonzini Message-ID: <59fc4b2f-7b18-53a2-b30d-c8e0842e7cf9@redhat.com> Date: Thu, 20 Aug 2020 19:41:12 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.9.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 20/08/20 18:30, Tom Lendacky wrote: >>> running the x86 sefltests on a bad kernel without running any guests? >> >> I'll give that a try. > > All the selftests passed. Do the KVM selftests also pass? Especially the dirty_log_test might be interesting since it can be run for a longer time. Paolo