Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1757548AbdIIOdw (ORCPT ); Sat, 9 Sep 2017 10:33:52 -0400 Received: from mail.skyhub.de ([5.9.137.197]:58598 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753686AbdIIOdv (ORCPT ); Sat, 9 Sep 2017 10:33:51 -0400 Date: Sat, 9 Sep 2017 16:33:35 +0200 From: Borislav Petkov To: Markus Trippelsdorf Cc: Andy Lutomirski , Ingo Molnar , Thomas Gleixner , Peter Zijlstra , LKML , Ingo Molnar , Tom Lendacky Subject: Re: Current mainline git (24e700e291d52bd2) hangs when building e.g. perf Message-ID: <20170909143335.ja2iwjsbeyfxz4ez@pd.tnic> References: <20170908215656.qw66lgfsfgpoqrdm@pd.tnic> <20170909063908.GA277@x4> <20170909101810.a757cja7vslofyrj@pd.tnic> <20170909110749.GA277@x4> <20170909130727.3jjnc6p5g45dihmy@pd.tnic> <20170909133745.GA289@x4> <20170909133954.GB289@x4> <20170909140700.bp7jonmp7etlb7ov@pd.tnic> <20170909142014.GC289@x4> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <20170909142014.GC289@x4> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 374 Lines: 20 On Sat, Sep 09, 2017 at 04:20:14PM +0200, Markus Trippelsdorf wrote: > > # rdmsr -a 0x00000410 > > 3fffffff > 0 > 0 > 0 WTF?! Those should be equal on every CPU. Yikes, we need to pay attention to those... Grrr. # wrmsr -a 0x00000410 0x3ffffbff should fix your issue. -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.