From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751607AbaI3Ll7 (ORCPT ); Tue, 30 Sep 2014 07:41:59 -0400 Received: from mga03.intel.com ([134.134.136.65]:24800 "EHLO mga03.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751091AbaI3Ll6 (ORCPT ); Tue, 30 Sep 2014 07:41:58 -0400 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.04,626,1406617200"; d="scan'208";a="581197191" Date: Tue, 30 Sep 2014 19:41:38 +0800 From: Fengguang Wu To: "Paul E. McKenney" Cc: Jet Chen , Su Tao , Yuanhan Liu , LKP , linux-kernel@vger.kernel.org Subject: Re: [torture] BUG: unable to handle kernel NULL pointer dereference at (null) Message-ID: <20140930114138.GA3974@wfg-t540p.sh.intel.com> References: <20140913122412.GA10984@localhost> <20140915202710.GG4723@linux.vnet.ibm.com> <20140917023154.GA9519@localhost> <20140917161704.GZ4723@linux.vnet.ibm.com> <20140918131751.GA8797@localhost> <20140926074223.GN4723@linux.vnet.ibm.com> <20140930022740.GA4723@wfg-t540p.sh.intel.com> <20140930095842.GR5015@linux.vnet.ibm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20140930095842.GR5015@linux.vnet.ibm.com> User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Paul, > One thing would be something like this: > > ( sleep 300; rmmod rcutorture ) & > > Running both locktorture and rcutorture concurrently is not supported > at the moment because both make the assumption that they have the entire > system at their disposal. It's good to know that! Following your instructions, I just added 2 test cases for rcutorture and locktorture in LKP. :) Thanks, Fengguang