From owner-svn-src-all@freebsd.org Sat Sep 1 21:22:19 2018 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 6634FFCC3C5; Sat, 1 Sep 2018 21:22:19 +0000 (UTC) (envelope-from freebsd@omnilan.de) Received: from mx0.gentlemail.de (mx0.gentlemail.de [IPv6:2a00:e10:2800::a130]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id E0FE37C4E8; Sat, 1 Sep 2018 21:22:18 +0000 (UTC) (envelope-from freebsd@omnilan.de) Received: from mh0.gentlemail.de (ezra.dcm1.omnilan.net [IPv6:2a00:e10:2800::a135]) by mx0.gentlemail.de (8.14.5/8.14.5) with ESMTP id w81LMGpb033677; Sat, 1 Sep 2018 23:22:16 +0200 (CEST) (envelope-from freebsd@omnilan.de) Received: from titan.inop.mo1.omnilan.net (s1.omnilan.de [217.91.127.234]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mh0.gentlemail.de (Postfix) with ESMTPSA id 75FDA251; Sat, 1 Sep 2018 23:22:15 +0200 (CEST) Subject: Re: Post r337773 EFIRT-boot-panic still happening with r337838 [Was: Re: svn commit: r337838 - head/sys/amd64/amd64] To: Konstantin Belousov Cc: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org References: <201808151248.w7FCmnfQ012183@repo.freebsd.org> <37ef34d3-3d23-aa08-504c-c9f3c1dc8cf0@omnilan.de> <20180901190129.GE2340@kib.kiev.ua> From: Harry Schmalzbauer Organization: OmniLAN Message-ID: <40eab93f-6a64-92fe-15d8-c3a8c36db1a0@omnilan.de> Date: Sat, 1 Sep 2018 23:22:14 +0200 User-Agent: Mozilla/5.0 (X11; FreeBSD amd64; rv:52.0) Gecko/20100101 Thunderbird/52.7.0 MIME-Version: 1.0 In-Reply-To: <20180901190129.GE2340@kib.kiev.ua> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 7bit X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.2.7 (mx0.gentlemail.de [IPv6:2a00:e10:2800::a130]); Sat, 01 Sep 2018 23:22:16 +0200 (CEST) X-Milter: Spamilter (Reciever: mx0.gentlemail.de; Sender-ip: ; Sender-helo: mh0.gentlemail.de; ) X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.27 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 01 Sep 2018 21:22:19 -0000 Am 01.09.2018 um 21:01 schrieb Konstantin Belousov: > On Sat, Sep 01, 2018 at 08:16:15PM +0200, Harry Schmalzbauer wrote: >> I'm testing ALPHA4 on a Ivy bridge machine, without recent firmware >> update, so no PCID. > I have no idea what is the connection between firware updates and PCID. > Ivy CPUs do have the PCID feature. Sorry, I confused it with INVPCID which is nonsense too. IBPB was firmware related, but this is completely different to this EFIRT... Ignore please. >> This fix doesn't cover that hardware. >> Setting efi.rt.disabled=1 in loader.conf makes it bootable. >> >> Without this tweak, the following panic happens: >> Fatal trap 12: Page fault while in kernel mode >> : >> cpuid = 5; apic id = 05 >> : >> fault code: supervisor read data, page not present. >> : > Try https://reviews.freebsd.org/D16972 Panic vanished, boots fine with D16972-47525, nothing more checked. Thanks a lot, -harry