From: Chris Mason <chris.mason@oracle.com>
To: "Leon Meßner" <l.messner@physik.tu-berlin.de>
Cc: linux-btrfs <linux-btrfs@vger.kernel.org>
Subject: Re: btrfs mount segfaults or crashes after powerloss
Date: Tue, 15 Mar 2011 12:58:43 -0400 [thread overview]
Message-ID: <1300208269-sup-5260@think> (raw)
In-Reply-To: <20110315002856.GC37926@emmi.physik-pool.tu-berlin.de>
Excerpts from Leon Me=C3=9Fner's message of 2011-03-14 20:28:56 -0400:
> Hi,
>=20
> i'm having a problem with a damaged btrfs after power loss. When i tr=
y
> to mount the fs mount either segfaults (trace at bottom) or hangs in=20
> "D" state together with [btrfs-transacti]. I tried to btrfsck the=20
> filesystem multiple times. It didn't help. Btrfs tools are from today=
s=20
> git. The fs got created about half a year ago.
>=20
> Please CC me as i'm not an the list.
>=20
> Thanks,
> Leon
>=20
> # btrfsck -s 1 /dev/sdb2
Does btrfsck /dev/sdb2 work? -s 1 selects a different super, hopefully
all the supers are the same. If plain btrfsck runs without failing we
can easily work around the log tree crash.
-chris
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next prev parent reply other threads:[~2011-03-15 16:58 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-03-15 0:28 btrfs mount segfaults or crashes after powerloss Leon Meßner
2011-03-15 16:58 ` Chris Mason [this message]
2011-03-15 17:26 ` Leon Meßner
2011-03-16 19:43 ` Chris Mason
2011-03-16 20:03 ` Leon Meßner
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