Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752880Ab3FXRos (ORCPT ); Mon, 24 Jun 2013 13:44:48 -0400 Received: from mx1.redhat.com ([209.132.183.28]:64690 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752624Ab3FXRoq (ORCPT ); Mon, 24 Jun 2013 13:44:46 -0400 Date: Mon, 24 Jun 2013 13:44:06 -0400 From: Dave Jones To: Oleg Nesterov Cc: "Paul E. McKenney" , Linux Kernel , Linus Torvalds , "Eric W. Biederman" , Andrey Vagin , Steven Rostedt Subject: Re: frequent softlockups with 3.10rc6. Message-ID: <20130624174406.GC8572@redhat.com> Mail-Followup-To: Dave Jones , Oleg Nesterov , "Paul E. McKenney" , Linux Kernel , Linus Torvalds , "Eric W. Biederman" , Andrey Vagin , Steven Rostedt References: <20130621151119.GA1596@redhat.com> <20130621195949.GA15519@redhat.com> <20130622013731.GA22918@redhat.com> <20130622173129.GA29375@redhat.com> <20130622215905.GA28238@redhat.com> <20130623143634.GA2000@redhat.com> <20130623150603.GA32313@redhat.com> <20130623160452.GA11740@redhat.com> <20130624155758.GA5993@redhat.com> <20130624173510.GA1321@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20130624173510.GA1321@redhat.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 716 Lines: 23 On Mon, Jun 24, 2013 at 07:35:10PM +0200, Oleg Nesterov wrote: > > Not sure this is helpful, but.. > > This makes me think that something is seriously broken. > > Or I do not understand this stuff at all. Quite possible too. > Steven, could you please help? > > But this is already called in the non-preemtible context, how can > 'started at' blame vprintk_emit? > I'll do another run on just plain rc7 again, just to rule out my debug patches. 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/