From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1046448AbdDXLI1 (ORCPT ); Mon, 24 Apr 2017 07:08:27 -0400 Received: from mail.skyhub.de ([5.9.137.197]:38938 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1169029AbdDXLIB (ORCPT ); Mon, 24 Apr 2017 07:08:01 -0400 Date: Mon, 24 Apr 2017 13:07:53 +0200 From: Borislav Petkov To: Satoru Takeuchi Cc: x86@kernel.org, linux-kernel@vger.kernel.org Subject: Re: [BUG] x86: failed to boot a kernel on a Ryzen machine Message-ID: <20170424110753.y332daaxxkwiipog@pd.tnic> References: <87pog21ede.wl-satoru.takeuchi@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <87pog21ede.wl-satoru.takeuchi@gmail.com> User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Apr 24, 2017 at 03:58:05PM +0900, Satoru Takeuchi wrote: > Recently I bought a new Ryzen machine. When I tried to test v4.11-rc8 on it, it failed to boot > with the following panic log. > > ``` > ... > [ 0.227720] raid6: sse2x1 gen() 7985 MB/s > [ 0.295709] raid6: sse2x1 xor() 8181 MB/s > [ 0.363706] raid6: sse2x2 gen() 17531 MB/s > [ 0.431699] raid6: sse2x2 xor() 11098 MB/s > [ 0.499693] raid6: sse2x4 gen() 18509 MB/s > [ 0.567688] raid6: sse2x4 xor() 10177 MB/s > [ 0.571692] invalid opcode: 0000 [#1] SMP > [ 0.572312] Modules linked in: > [ 0.572822] CPU: 0 PID: 1 Comm: swapper/0 Not tainted 4.11.0-rc8-ktest #1 > [ 0.573734] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Ubuntu-1.8.2-1ubuntu1 04/01/2014 ^^^^^^^^^^^^^^ Next time your report a bug, say it is a guest on the *very* first line of your report. Now, how do you start your guest exactly? Full cmdline pls. -- Regards/Gruss, Boris. Good mailing practices for 400: avoid top-posting and trim the reply.