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: Wed, 07 Oct 2015 16:37:44 +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]:42987 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755145AbbJGQhx (ORCPT ); Wed, 7 Oct 2015 12:37:53 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 2A7CC205EE for ; Wed, 7 Oct 2015 16:37:52 +0000 (UTC) Received: from bugzilla2.web.kernel.org (bugzilla2.web.kernel.org [172.20.200.52]) by mail.kernel.org (Postfix) with ESMTP id 1D27E20741 for ; Wed, 7 Oct 2015 16:37:47 +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 #41 from kernel@benjam.info --- I can confirm on my system that with an "early" microcode update: [ 0.000000] microcode: CPU0 microcode updated early to revision 0x12, date = 2015-06-19 [ 0.077976] microcode: CPU1 microcode updated early to revision 0x12, date = 2015-06-19 [ 0.095826] microcode: CPU2 microcode updated early to revision 0x12, date = 2015-06-19 [ 0.113756] microcode: CPU3 microcode updated early to revision 0x12, date = 2015-06-19 [ 0.586568] microcode: CPU0 sig=0x40671, pf=0x2, revision=0x12 [ 0.586573] microcode: CPU1 sig=0x40671, pf=0x2, revision=0x12 [ 0.586577] microcode: CPU2 sig=0x40671, pf=0x2, revision=0x12 [ 0.586582] microcode: CPU3 sig=0x40671, pf=0x2, revision=0x12 [ 0.586611] microcode: Microcode Update Driver: v2.00 , Peter Oruba HLE and RTM are still enabled. I've attached /proc/cpuinfo for my machine. (Sorry for sending two emails, I'm still trying to grasp bugzilla) -- You are receiving this mail because: You are the assignee for the bug.