From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751476AbcHGFOe (ORCPT ); Sun, 7 Aug 2016 01:14:34 -0400 Received: from mail.skyhub.de ([78.46.96.112]:56358 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751033AbcHGFOc (ORCPT ); Sun, 7 Aug 2016 01:14:32 -0400 Date: Sun, 7 Aug 2016 07:14:12 +0200 From: Borislav Petkov To: Guenter Roeck Cc: "linux-kernel@vger.kernel.org" , Thomas Gleixner , Ingo Molnar , "H. Peter Anvin" , x86@kernel.org Subject: Re: Traceback seen once when running x86 qemu emulation with latest kernel Message-ID: <20160807051412.GA24114@nazgul.tnic> References: <57A66793.2060907@roeck-us.net> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <57A66793.2060907@roeck-us.net> User-Agent: Mutt/1.6.0 (2016-04-01) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, Aug 06, 2016 at 03:41:23PM -0700, Guenter Roeck wrote: > Hi, I have seen the following traceback once when running the latest mainline in qemu. > > Starting udev > random: crng init done > udevd[117]: starting version 182 > Starting Bootlog daemon: bootlogd. > > EXT4-fs (hda): re-mounted. Opts: errors=remount-ro,data=ordered > ------------[ cut here ]------------ > WARNING: CPU: 0 PID: 1 at ./arch/x86/include/asm/fpu/internal.h:534 fpu__restore+0x120/0x220 We were debugging this but it has gone nowhere AFAIR: https://lkml.kernel.org/r/20160211192741.GG5565@pd.tnic https://lkml.kernel.org/r/87d1rk9str.fsf@yhuang-dev.intel.com -- Regards/Gruss, Boris. ECO tip #101: Trim your mails when you reply. --