From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Wed, 18 Jun 2008 11:40:57 +0900 From: Daisuke Nishimura Subject: Re: [Bad page] trying to free locked page? (Re: [PATCH][RFC] fix kernel BUG at mm/migrate.c:719! in 2.6.26-rc5-mm3) Message-Id: <20080618114057.564564a0.nishimura@mxp.nes.nec.co.jp> In-Reply-To: <1213727385.8707.53.camel@lts-notebook> References: <20080611225945.4da7bb7f.akpm@linux-foundation.org> <20080617163501.7cf411ee.nishimura@mxp.nes.nec.co.jp> <20080617164709.de4db070.nishimura@mxp.nes.nec.co.jp> <20080617180314.2d1b0efa.kamezawa.hiroyu@jp.fujitsu.com> <20080617181527.5bcbbccc.nishimura@mxp.nes.nec.co.jp> <1213727385.8707.53.camel@lts-notebook> Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org Return-Path: To: Lee Schermerhorn Cc: KAMEZAWA Hiroyuki , Andrew Morton , Rik van Riel , Kosaki Motohiro , Nick Piggin , linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel-testers@vger.kernel.org List-ID: > > > > > > > Good catch, and I think your investigation in the last e-mail was correct. > > > I'd like to dig this...but it seems some kind of big fix is necessary. > > > Did this happen under page-migraion by cpuset-task-move test ? > > > > > Yes. > > > > I made 2 cpuset directories, run some processes in each cpusets, > > and run a script like below infinitely to move tasks and migrate pages. > > What processes/tests do you run in each cpuset? > Please see the mail I've just sended to Kosaki-san :) Thanks, Daisuke Nishimura. -- 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