From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754729AbaGHP0Y (ORCPT ); Tue, 8 Jul 2014 11:26:24 -0400 Received: from aserp1040.oracle.com ([141.146.126.69]:21848 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750927AbaGHP0X (ORCPT ); Tue, 8 Jul 2014 11:26:23 -0400 Message-ID: <53BC0D7D.9000207@oracle.com> Date: Tue, 08 Jul 2014 11:25:49 -0400 From: Sasha Levin User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:24.0) Gecko/20100101 Thunderbird/24.4.0 MIME-Version: 1.0 To: Peter Zijlstra CC: "linux-mm@kvack.org" , Andrew Morton , Ingo Molnar , LKML , "netdev@vger.kernel.org" , Dave Jones Subject: Re: mm/sched/net: BUG when running simple code References: <539A6850.4090408@oracle.com> <20140708145147.GH6758@twins.programming.kicks-ass.net> In-Reply-To: <20140708145147.GH6758@twins.programming.kicks-ass.net> X-Enigmail-Version: 1.6 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Source-IP: acsinet21.oracle.com [141.146.126.237] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 07/08/2014 10:51 AM, Peter Zijlstra wrote: > On Thu, Jun 12, 2014 at 10:56:16PM -0400, Sasha Levin wrote: >> Hi all, >> >> Okay, I'm really lost. I got the following when fuzzing, and can't really explain what's going on. It seems that we get a "unable to handle kernel paging request" when running rather simple code, and I can't figure out how it would cause it. >> > > Are you running on AMD hardware? If so; check out this thread: > > http://marc.info/?i=53B02CEB.7010607@web.de > Unfortunately (luckily?) it's all Intel over here. Thanks, Sasha