From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752534Ab3GIRuJ (ORCPT ); Tue, 9 Jul 2013 13:50:09 -0400 Received: from mail.linuxfoundation.org ([140.211.169.12]:35705 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752119Ab3GIRuG (ORCPT ); Tue, 9 Jul 2013 13:50:06 -0400 Date: Tue, 9 Jul 2013 10:50:32 -0700 From: Andrew Morton To: Glauber Costa Cc: Michal Hocko , Dave Chinner , linux-mm@kvack.org, LKML Subject: Re: linux-next: slab shrinkers: BUG at mm/list_lru.c:92 Message-Id: <20130709105032.f9acb85a.akpm@linux-foundation.org> In-Reply-To: <20130709173242.GA9098@localhost.localdomain> References: <20130630183349.GA23731@dhcp22.suse.cz> <20130701012558.GB27780@dastard> <20130701075005.GA28765@dhcp22.suse.cz> <20130701081056.GA4072@dastard> <20130702092200.GB16815@dhcp22.suse.cz> <20130702121947.GE14996@dastard> <20130702124427.GG16815@dhcp22.suse.cz> <20130703112403.GP14996@dastard> <20130704163643.GF7833@dhcp22.suse.cz> <20130708125352.GC20149@dhcp22.suse.cz> <20130709173242.GA9098@localhost.localdomain> X-Mailer: Sylpheed 2.7.1 (GTK+ 2.18.9; x86_64-redhat-linux-gnu) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, 9 Jul 2013 21:32:51 +0400 Glauber Costa wrote: > > $ dmesg | grep "blocked for more than" > > [276962.652076] INFO: task xfs-data/sda9:930 blocked for more than 480 seconds. > > [276962.653097] INFO: task kworker/2:2:17823 blocked for more than 480 seconds. > > [276962.653940] INFO: task ld:14442 blocked for more than 480 seconds. > > [276962.654297] INFO: task ld:14962 blocked for more than 480 seconds. > > [277442.652123] INFO: task xfs-data/sda9:930 blocked for more than 480 seconds. > > [277442.653153] INFO: task kworker/2:2:17823 blocked for more than 480 seconds. > > [277442.653997] INFO: task ld:14442 blocked for more than 480 seconds. > > [277442.654353] INFO: task ld:14962 blocked for more than 480 seconds. > > [277922.652069] INFO: task xfs-data/sda9:930 blocked for more than 480 seconds. > > [277922.653089] INFO: task kworker/2:2:17823 blocked for more than 480 seconds. > > > > You seem to have switched to XFS. Dave posted a patch two days ago fixing some > missing conversions in the XFS side. AFAIK, Andrew hasn't yet picked the patch. I can't find that patch. Please resend? There's also "list_lru: fix broken LRU_RETRY behaviour", which I assume we need? From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx138.postini.com [74.125.245.138]) by kanga.kvack.org (Postfix) with SMTP id B49086B0032 for ; Tue, 9 Jul 2013 13:50:05 -0400 (EDT) Date: Tue, 9 Jul 2013 10:50:32 -0700 From: Andrew Morton Subject: Re: linux-next: slab shrinkers: BUG at mm/list_lru.c:92 Message-Id: <20130709105032.f9acb85a.akpm@linux-foundation.org> In-Reply-To: <20130709173242.GA9098@localhost.localdomain> References: <20130630183349.GA23731@dhcp22.suse.cz> <20130701012558.GB27780@dastard> <20130701075005.GA28765@dhcp22.suse.cz> <20130701081056.GA4072@dastard> <20130702092200.GB16815@dhcp22.suse.cz> <20130702121947.GE14996@dastard> <20130702124427.GG16815@dhcp22.suse.cz> <20130703112403.GP14996@dastard> <20130704163643.GF7833@dhcp22.suse.cz> <20130708125352.GC20149@dhcp22.suse.cz> <20130709173242.GA9098@localhost.localdomain> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Glauber Costa Cc: Michal Hocko , Dave Chinner , linux-mm@kvack.org, LKML On Tue, 9 Jul 2013 21:32:51 +0400 Glauber Costa wrote: > > $ dmesg | grep "blocked for more than" > > [276962.652076] INFO: task xfs-data/sda9:930 blocked for more than 480 seconds. > > [276962.653097] INFO: task kworker/2:2:17823 blocked for more than 480 seconds. > > [276962.653940] INFO: task ld:14442 blocked for more than 480 seconds. > > [276962.654297] INFO: task ld:14962 blocked for more than 480 seconds. > > [277442.652123] INFO: task xfs-data/sda9:930 blocked for more than 480 seconds. > > [277442.653153] INFO: task kworker/2:2:17823 blocked for more than 480 seconds. > > [277442.653997] INFO: task ld:14442 blocked for more than 480 seconds. > > [277442.654353] INFO: task ld:14962 blocked for more than 480 seconds. > > [277922.652069] INFO: task xfs-data/sda9:930 blocked for more than 480 seconds. > > [277922.653089] INFO: task kworker/2:2:17823 blocked for more than 480 seconds. > > > > You seem to have switched to XFS. Dave posted a patch two days ago fixing some > missing conversions in the XFS side. AFAIK, Andrew hasn't yet picked the patch. I can't find that patch. Please resend? There's also "list_lru: fix broken LRU_RETRY behaviour", which I assume we need? -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org