Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752129AbaLCUVE (ORCPT ); Wed, 3 Dec 2014 15:21:04 -0500 Received: from mx1.redhat.com ([209.132.183.28]:40051 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750893AbaLCUVC (ORCPT ); Wed, 3 Dec 2014 15:21:02 -0500 Date: Wed, 3 Dec 2014 15:19:47 -0500 From: Dave Jones To: Andy Lutomirski Cc: paulmck@linux.vnet.ibm.com, Linux Kernel , rgb@redhat.com, eparis@redhat.com, fweisbec@gmail.com, Linus Torvalds , Oleg Nesterov Subject: Re: audit: rcu_read_lock() used illegally while idle Message-ID: <20141203201947.GA4931@redhat.com> Mail-Followup-To: Dave Jones , Andy Lutomirski , paulmck@linux.vnet.ibm.com, Linux Kernel , rgb@redhat.com, eparis@redhat.com, fweisbec@gmail.com, Linus Torvalds , Oleg Nesterov References: <20141203181922.GA26916@redhat.com> <20141203192919.GP25340@linux.vnet.ibm.com> <547F6D60.5050007@amacapital.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <547F6D60.5050007@amacapital.net> 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 On Wed, Dec 03, 2014 at 12:06:56PM -0800, Andy Lutomirski wrote: > >> Did something in RCU change recently ? > > > > Not since -rc1, as far as I know, anyway. > > I have patches to delete this whole fscking sysret fast but not really > fast path. I'll resend them for 3.19. In the mean time, can you test > this patch by itself: > > https://git.kernel.org/cgit/linux/kernel/git/luto/linux.git/commit/?h=x86/entry&id=1072a16a8d4ad1b11b8062f76e3236b9771b0fb6 With that applied, I no longer see the trace. thanks, Dave -- 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/