xfs
[Top] [All Lists]

Re: XFS errors / BUG / panic, with 2.6.25.7-queue (and older 2.6.25.y)

To: Eric Sandeen <sandeen@xxxxxxxxxxx>
Subject: Re: XFS errors / BUG / panic, with 2.6.25.7-queue (and older 2.6.25.y)
From: Dave Chinner <david@xxxxxxxxxxxxx>
Date: Mon, 16 Jun 2008 14:52:21 +1000
Cc: Oliver Pinter <oliver.pntr@xxxxxxxxx>, xfs@xxxxxxxxxxx
In-reply-to: <48553C11.2060606@sandeen.net>
Mail-followup-to: Eric Sandeen <sandeen@xxxxxxxxxxx>, Oliver Pinter <oliver.pntr@xxxxxxxxx>, xfs@xxxxxxxxxxx
References: <6101e8c40806141241h4a23f7a6ka5366c84130f1291@mail.gmail.com> <48547604.9060700@sandeen.net> <6101e8c40806150538h4372dcedob2ab9c45aa01741c@mail.gmail.com> <48553C11.2060606@sandeen.net>
Sender: xfs-bounce@xxxxxxxxxxx
User-agent: Mutt/1.5.17+20080114 (2008-01-14)
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@xxxxxxxxxxxxx


<Prev in Thread] Current Thread [Next in Thread>