From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1752997AbbCEWQQ (ORCPT <rfc822;w@1wt.eu>);
	Thu, 5 Mar 2015 17:16:16 -0500
Received: from mga02.intel.com ([134.134.136.20]:35229 "EHLO mga02.intel.com"
	rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
	id S1752712AbbCEWQN (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
	Thu, 5 Mar 2015 17:16:13 -0500
X-ExtLoop1: 1
X-IronPort-AV: E=Sophos;i="5.11,349,1422950400"; 
   d="scan'208";a="694594085"
Message-ID: <54F8D5AC.9030205@intel.com>
Date: Thu, 05 Mar 2015 14:16:12 -0800
From: Dave Hansen <dave.hansen@intel.com>
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:31.0) Gecko/20100101 Thunderbird/31.4.0
MIME-Version: 1.0
To: Borislav Petkov <bp@suse.de>, Oleg Nesterov <oleg@redhat.com>
CC: Quentin Casasnovas <quentin.casasnovas@oracle.com>,
        Andy Lutomirski <luto@amacapital.net>, Ingo Molnar <mingo@kernel.org>,
        Linus Torvalds <torvalds@linux-foundation.org>,
        Pekka Riikonen <priikone@iki.fi>, Rik van Riel <riel@redhat.com>,
        Suresh Siddha <sbsiddha@gmail.com>,
        LKML <linux-kernel@vger.kernel.org>,
        "Yu, Fenghua" <fenghua.yu@intel.com>
Subject: Re: Oops with tip/x86/fpu
References: <54F74F59.5070107@intel.com> <20150304190651.GA5589@redhat.com> <20150305083849.GP4938@chrystal.uk.oracle.com> <20150305151337.GA25053@redhat.com> <20150305184213.GB2051@pd.tnic>
In-Reply-To: <20150305184213.GB2051@pd.tnic>
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: 7bit
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On 03/05/2015 10:42 AM, Borislav Petkov wrote:
> On Thu, Mar 05, 2015 at 04:13:38PM +0100, Oleg Nesterov wrote:
>> > Yes, yes, sure. That is what I meant, sorry for confusion.
> It might be worth to try with Quentin's patch which fixes the exception
> tables. I can imagine with wrong exception tables us jumping somewhere
> in the fields and causing this #GP and XRSTORS being there at rIP but
> not really causing the #GP itself.

Which patch of Quentin's is this that you want to see tested?