From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-io0-f170.google.com (mail-io0-f170.google.com [209.85.223.170]) by kanga.kvack.org (Postfix) with ESMTP id 4112F6B0253 for ; Wed, 20 Jan 2016 10:20:27 -0500 (EST) Received: by mail-io0-f170.google.com with SMTP id q21so22846125iod.0 for ; Wed, 20 Jan 2016 07:20:27 -0800 (PST) Received: from resqmta-ch2-11v.sys.comcast.net (resqmta-ch2-11v.sys.comcast.net. [2001:558:fe21:29:69:252:207:43]) by mx.google.com with ESMTPS id 73si3652463ion.23.2016.01.20.07.20.26 for (version=TLS1_2 cipher=AES128-SHA bits=128/128); Wed, 20 Jan 2016 07:20:26 -0800 (PST) Date: Wed, 20 Jan 2016 09:20:25 -0600 (CST) From: Christoph Lameter Subject: Re: mm, vmstat: kernel BUG at mm/vmstat.c:1408! In-Reply-To: <20160120151007.GG14187@dhcp22.suse.cz> Message-ID: References: <5674A5C3.1050504@oracle.com> <20160120143719.GF14187@dhcp22.suse.cz> <569FA01A.4070200@oracle.com> <20160120151007.GG14187@dhcp22.suse.cz> Content-Type: text/plain; charset=US-ASCII Sender: owner-linux-mm@kvack.org List-ID: To: Michal Hocko Cc: Sasha Levin , LKML , "linux-mm@kvack.org" , Andrew Morton On Wed, 20 Jan 2016, Michal Hocko wrote: > On Wed 20-01-16 09:56:26, Sasha Levin wrote: > > On 01/20/2016 09:37 AM, Michal Hocko wrote: > > > I am just reading through this old discussion again because "vmstat: > > > make vmstat_updater deferrable again and shut down on idle" which seems > > > to be the culprit AFAIU has been merged as 0eb77e988032 and I do not see > > > any follow up fix merged to linus tree > > > > So this isn't an "old" discussion - the bug is very much there and I can > > hit it easily. As a workaround I've "disabled" vmstat. > > Well the report is since 18th Dec which is over month old. Should we > revert 0eb77e988032 as a pre caution and make sure this is done properly > in -mm tree. AFAIR none of the proposed fix worked without other > fallouts? Seems that we are unable to get enough information to reproduce the issue? -- 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