From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753137AbaF2MWz (ORCPT ); Sun, 29 Jun 2014 08:22:55 -0400 Received: from mout.web.de ([212.227.17.12]:60160 "EHLO mout.web.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752960AbaF2MWx (ORCPT ); Sun, 29 Jun 2014 08:22:53 -0400 Message-ID: <53B0050B.90104@web.de> Date: Sun, 29 Jun 2014 14:22:35 +0200 From: Jan Kiszka User-Agent: Mozilla/5.0 (X11; U; Linux i686 (x86_64); de; rv:1.8.1.12) Gecko/20080226 SUSE/2.0.0.12-1.1 Thunderbird/2.0.0.12 Mnenhy/0.7.5.666 MIME-Version: 1.0 To: Borislav Petkov CC: Gleb Natapov , Paolo Bonzini , lkml , Peter Zijlstra , Steven Rostedt , x86-ml , kvm@vger.kernel.org, =?UTF-8?B?SsO2cmcgUsO2ZGVs?= Subject: Re: __schedule #DF splat References: <20140627115545.GC23153@pd.tnic> <53AD5D27.2090505@redhat.com> <20140627121053.GD23153@pd.tnic> <20140628114431.GB4373@pd.tnic> <20140629064626.GD18167@minantech.com> <53AFE2B3.5080300@web.de> <20140629102403.GE18167@minantech.com> <53AFEB16.5040608@web.de> <20140629105339.GF18167@minantech.com> <53AFF192.7020801@web.de> <20140629115143.GA4362@pd.tnic> In-Reply-To: <20140629115143.GA4362@pd.tnic> X-Enigmail-Version: 1.6 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="cGxoe5AvxpA2VUBem5kGog9UNKRqBAXQB" X-Provags-ID: V03:K0:QY7JsxXqFyho3/FpF+jXGDJ2MRmCbxPYUPS2FtzKDfllTed3b+K 9fddXNedejaeCD3WpCVJtliB9N8U0uU45C4DHatIxvtuctDq4C48NO5I5V7MF7Pc96lQgIx HyCr3olaVDBcvMGZ2Hzojj5O0mwvNWoaf3BvUjeTl6hPG+nu6+HZedzeLvSKtXEmZrlCrxl 2/Tkdyxg9lcYaOB5pYHGg== Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This is an OpenPGP/MIME signed message (RFC 4880 and 3156) --cGxoe5AvxpA2VUBem5kGog9UNKRqBAXQB Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable On 2014-06-29 13:51, Borislav Petkov wrote: > On Sun, Jun 29, 2014 at 12:59:30PM +0200, Jan Kiszka wrote: >> Will see what I can do regarding bisecting. That host is a bit slow >> (netbook), so it may take a while. Boris will probably beat me in >> this. >=20 > Nah, I was about to instrument kvm_multiple_exception() first and am > slow anyway so... :-) OK, looks like I won ;): The issue was apparently introduced with "KVM: x86: get CPL from SS.DPL" (ae9fedc793). Maybe we are not properly saving or restoring this state on SVM since then. Need a break, will look into details later. Jan --cGxoe5AvxpA2VUBem5kGog9UNKRqBAXQB Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (GNU/Linux) Comment: Using GnuPG with Thunderbird - http://www.enigmail.net/ iEUEARECAAYFAlOwBQsACgkQitSsb3rl5xTahACeMpZF02oYXV/aDVx8rqaMWdeT wTUAmMPNdNGzc85zJJuGpTm7YWGMmVM= =/TKs -----END PGP SIGNATURE----- --cGxoe5AvxpA2VUBem5kGog9UNKRqBAXQB--