From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: with ECARTIS (v1.0.0; list xfs); Sun, 15 Jun 2008 21:51:33 -0700 (PDT) Received: from cuda.sgi.com ([192.48.176.15]) by oss.sgi.com (8.12.11.20060308/8.12.11/SuSE Linux 0.7) with ESMTP id m5G4pTpk009428 for ; Sun, 15 Jun 2008 21:51:30 -0700 Received: from ipmail01.adl6.internode.on.net (localhost [127.0.0.1]) by cuda.sgi.com (Spam Firewall) with ESMTP id 35B8F17C87A7 for ; Sun, 15 Jun 2008 21:52:25 -0700 (PDT) Received: from ipmail01.adl6.internode.on.net (ipmail01.adl6.internode.on.net [203.16.214.146]) by cuda.sgi.com with ESMTP id hWPmPQ7MJ5DPm0bg for ; Sun, 15 Jun 2008 21:52:25 -0700 (PDT) Date: Mon, 16 Jun 2008 14:52:21 +1000 From: Dave Chinner Subject: Re: XFS errors / BUG / panic, with 2.6.25.7-queue (and older 2.6.25.y) Message-ID: <20080616045221.GJ3700@disturbed> References: <6101e8c40806141241h4a23f7a6ka5366c84130f1291@mail.gmail.com> <48547604.9060700@sandeen.net> <6101e8c40806150538h4372dcedob2ab9c45aa01741c@mail.gmail.com> <48553C11.2060606@sandeen.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <48553C11.2060606@sandeen.net> Sender: xfs-bounce@oss.sgi.com Errors-to: xfs-bounce@oss.sgi.com List-Id: xfs To: Eric Sandeen Cc: Oliver Pinter , xfs@oss.sgi.com On Sun, Jun 15, 2008 at 10:58:09AM -0500, Eric Sandeen wrote: > Oliver Pinter wrote: > > this mistake shutdownkor comes out, remount launched because he > > panics, only Alt+Sysrq+foo works > > I'm not sure I follow. > > Assuming that : > http://students.zipernowsky.hu/~oliverp/upload/xfs_error/dsc00775.jpg > > is the first event of interest, it is hitting an assertion on the > remount path: > > ASSERT_ALWAYS(atomic_read(&mp->m_active_trans) == 0); > > in xfs_attr_quiesce. That's caused by a race condition in the VFS w.r.t setting the MS_RDONLY flag. It should be fixed in 2.6.26. Cheers, Dave. -- Dave Chinner david@fromorbit.com