From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756210AbYKQDci (ORCPT ); Sun, 16 Nov 2008 22:32:38 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1755435AbYKQDc2 (ORCPT ); Sun, 16 Nov 2008 22:32:28 -0500 Received: from main.gmane.org ([80.91.229.2]:53033 "EHLO ciao.gmane.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1755492AbYKQDc2 (ORCPT ); Sun, 16 Nov 2008 22:32:28 -0500 X-Injected-Via-Gmane: http://gmane.org/ To: linux-kernel@vger.kernel.org From: Robert Hancock Subject: Re: seeing some "Bad page state in process.." msgs.... Date: Sun, 16 Nov 2008 21:32:16 -0600 Message-ID: <4920E5C0.5050602@shaw.ca> References: <49188EFB.7070601@atl.lmco.com> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit X-Complaints-To: usenet@ger.gmane.org X-Gmane-NNTP-Posting-Host: s0106000c41bb86e1.ss.shawcable.net User-Agent: Thunderbird 2.0.0.17 (Windows/20080914) In-Reply-To: <49188EFB.7070601@atl.lmco.com> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Gautam Thaker wrote: > I am running 2.6.26.6-rt11-1.2944.fc6.emulab-highmem #1 SMP PREEMPT RT > > My test pgm is a java pgm that has about 650 threads in it (i am doing > some stress testing). This test runs w/o any kernel messages when run on > vanilla 2.6.25 kernel. But w/ the above RT kernel I see some kernel msgs > that I do not understand. > > ANy hints? > > root@node0> time java -classpath .:../../../utils/hist Test1 500 10001 > 1 > out.500_senders_RT > > Message from syslogd@node0 at Mon Nov 10 18:54:14 2008 ... > node0 kernel: Bad page state in process 'java' > > Message from syslogd@node0 at Mon Nov 10 18:54:14 2008 ... > node0 kernel: page:c8a690b8 flags:0x80000000 mapping:c8a690c8 mapcount:0 > count:0 > > Message from syslogd@node0 at Mon Nov 10 18:54:14 2008 ... > > Message from syslogd@node0 at Mon Nov 10 18:54:14 2008 ... > node0 kernel: Trying to fix it up, but a reboot is needednode0 > kernel: Backtrace: > > You should be able to get this from dmesg, or from /var/log/messages if you rebooted already.. > > root@node0> uname -a > Linux node0.onepc2950rtnode.atlqos.emulab.atl.lmco.com > 2.6.26.6-rt11-1.2944.fc6.emulab-highmem #1 SMP PREEMPT RT Sat Nov 8 > 20:10:03MST 2008 i686 i686 i386 GNU/Linux > root@node0> >