From mboxrd@z Thu Jan 1 00:00:00 1970 From: bugzilla-daemon@bugzilla.kernel.org Subject: [Bug 103351] Machine check exception on Broadwell quad-core with SpeedStep enabled Date: Fri, 09 Oct 2015 08:48:58 +0000 Message-ID: References: Mime-Version: 1.0 Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: 7bit Return-path: Received: from mail.kernel.org ([198.145.29.136]:50316 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933491AbbJIItE (ORCPT ); Fri, 9 Oct 2015 04:49:04 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 596B72081F for ; Fri, 9 Oct 2015 08:49:02 +0000 (UTC) Received: from bugzilla2.web.kernel.org (bugzilla2.web.kernel.org [172.20.200.52]) by mail.kernel.org (Postfix) with ESMTP id 09B0920887 for ; Fri, 9 Oct 2015 08:49:01 +0000 (UTC) In-Reply-To: Sender: linux-pm-owner@vger.kernel.org List-Id: linux-pm@vger.kernel.org To: linux-pm@vger.kernel.org https://bugzilla.kernel.org/show_bug.cgi?id=103351 --- Comment #54 from sac --- Unfortunately not even the mainboard vendor BIOS changelogs are reliable. My Asrock H97 Performance lists an BIOS update with 2.40 "Update Microcode 19." (0x13h), however if you extract the microcode update with MMTool you get Microcode 16. (0x10h). Exactly the same that was already included in BIOS 2.30. In addition, I've read some guides where someone modded the vendor BIOS to include the latest Microcode Updates (only Win, because all my Lux is currently not working because of this old Microcode MCE :() http://donovan6000.blogspot.de/2013/06/insyde-bios-modding-cpu-microcodes.html Has anyone tried modding an UEFI AMI BIOS directly, successfully? -- You are receiving this mail because: You are the assignee for the bug.