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: Thu, 15 Oct 2015 18:06:36 +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]:47145 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751855AbbJOSGm (ORCPT ); Thu, 15 Oct 2015 14:06:42 -0400 Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 19FB120817 for ; Thu, 15 Oct 2015 18:06:41 +0000 (UTC) Received: from bugzilla2.web.kernel.org (bugzilla2.web.kernel.org [172.20.200.52]) by mail.kernel.org (Postfix) with ESMTP id D031120825 for ; Thu, 15 Oct 2015 18:06:38 +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 #71 from kernel@benjam.info --- (In reply to Henrique de Moraes Holschuh from comment #66) > Assuming the microcode was *really* applied by the early microcode loader > (please double-check): It's really being applied by the early microcode loader: --- [ 0.000000] microcode: CPU0 microcode updated early to revision 0x13, date = 2015-08-03 [ 0.078198] microcode: CPU1 microcode updated early to revision 0x13, date = 2015-08-03 [ 0.096059] microcode: CPU2 microcode updated early to revision 0x13, date = 2015-08-03 [ 0.113892] microcode: CPU3 microcode updated early to revision 0x13, date = 2015-08-03 [ 0.590510] microcode: CPU0 sig=0x40671, pf=0x2, revision=0x13 [ 0.590515] microcode: CPU1 sig=0x40671, pf=0x2, revision=0x13 [ 0.590519] microcode: CPU2 sig=0x40671, pf=0x2, revision=0x13 [ 0.590522] microcode: CPU3 sig=0x40671, pf=0x2, revision=0x13 [ 0.590549] microcode: Microcode Update Driver: v2.00 , Peter Oruba --- I don't understand it either, and I'm as frustrated as everyone else by the lack of communication from Intel. Thanks for the warning about applying the updates after early boot. I still want to support the normal installation mechanism, because it's easier for some people, but I'll certainly look into adding more specific disclaimers and tweaking the way the installation works. -- You are receiving this mail because: You are the assignee for the bug.