From: Chris Mason <chris.mason@oracle.com>
To: Christian Kujau <lists@nerdbynature.de>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: BUG at fs/buffer.c:2933 during umount
Date: Tue, 05 May 2009 15:31:38 -0400 [thread overview]
Message-ID: <1241551898.7244.99.camel@think.oraclecorp.com> (raw)
In-Reply-To: <alpine.DEB.2.01.0905051212210.6162@bogon.housecafe.de>
On Tue, 2009-05-05 at 12:23 -0700, Christian Kujau wrote:
> Hi,
>
> I could not find this anywhere else reported, so here we go:
> creating a new btrfs filesystem (btrfs-progs-unstable from git) and
> mounting it succeeds, unmounting however fails with the kernel messages
> attached to this mail. After that, I can still read and write to the
> btrfs mount, but e.g. /bin/sync never finishes, sysrq-s never reports
> "Sync complete".
>
> I'm using a vanilla kernel, yesterday's git version
> and I *think* I remember having creating btrfs filesystems before (2.6.29,
> IIRC) and being able to umount them without problems. But I don't know for
> sure...yet.
Somehow xen is turning a barrier request into an IO error. That's
really quite strange, but you can mount -o nobarrier.
-chris
next prev parent reply other threads:[~2009-05-05 19:31 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-05-05 19:23 BUG at fs/buffer.c:2933 during umount Christian Kujau
2009-05-05 19:31 ` Chris Mason [this message]
2009-05-05 19:51 ` Christian Kujau
2009-05-05 19:58 ` Chris Mason
2009-05-05 20:15 ` Christian Kujau
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