Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751449AbbG3Wu5 (ORCPT ); Thu, 30 Jul 2015 18:50:57 -0400 Received: from ppsw-51.csi.cam.ac.uk ([131.111.8.151]:38487 "EHLO ppsw-51.csi.cam.ac.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751216AbbG3Wuz (ORCPT ); Thu, 30 Jul 2015 18:50:55 -0400 X-Cam-AntiVirus: no malware found X-Cam-ScannerInfo: http://www.cam.ac.uk/cs/email/scanner/ Subject: Re: [PATCH v6 2/4] x86/ldt: Make modify_ldt synchronous To: Andy Lutomirski , X86 ML , Borislav Petkov , "linux-kernel@vger.kernel.org" References: <4c6978476782160600471bd865b318db34c7b628.1438291540.git.luto@kernel.org> Cc: Peter Zijlstra , Steven Rostedt , "security@kernel.org" , Sasha Levin , Konrad Rzeszutek Wilk , Boris Ostrovsky , Jan Beulich , xen-devel , stable@vger.kernel.org From: Andrew Cooper Message-ID: <55BAAA46.20802@citrix.com> Date: Thu, 30 Jul 2015 23:50:46 +0100 User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:38.0) Gecko/20100101 Thunderbird/38.1.0 MIME-Version: 1.0 In-Reply-To: <4c6978476782160600471bd865b318db34c7b628.1438291540.git.luto@kernel.org> Content-Type: text/plain; charset=windows-1252 Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 672 Lines: 15 On 30/07/2015 22:31, Andy Lutomirski wrote: > Note to -stable maintainers: by itself, this patch makes a > pre-existing Xen bug much easier to trigger; on a 32-bit Xen guest, > the new ldt_gdt selftest is likely to OOPS. Even without this > patch, the test can OOPS, but it's much less likely to happen. The > Xen maintainers should have a fix for that issue shortly. All Xen issues should be fixed by patch 1 now. ~Andrew -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/