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Date:      Wed, 5 Aug 2009 13:56:21 +0200
From:      Pawel Jakub Dawidek <pjd@FreeBSD.org>
To:        Boris Kochergin <spawk@acm.poly.edu>
Cc:        freebsd-fs@freebsd.org
Subject:   Re: ZFS RAID-Z panic on vdev failure + subsequent panics and hangs
Message-ID:  <20090805115621.GG1784@garage.freebsd.pl>
In-Reply-To: <4A78AFB2.10103@acm.poly.edu>
References:  <4A78AA71.9050107@acm.poly.edu> <4A78AFB2.10103@acm.poly.edu>

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On Tue, Aug 04, 2009 at 06:01:22PM -0400, Boris Kochergin wrote:
> In a subsequent attempt at "zfs mount -a", the following panic happened:
>=20
> Fatal trap 12: page fault while in kernel mode
[...]

Could you try to mount file systems one by one? For example you have:

	tank
	tank/foo
	tank/foo/bar
	tank/baz

And you do:

	# mount -t zfs tank /tank
	# mount -t zfs tank/foo /tank/foo
	# mount -t zfs tank/foo/bar /tank/foo/bar
	# mount -t zfs tank/baz /tank/baz

--=20
Pawel Jakub Dawidek                       http://www.wheel.pl
pjd@FreeBSD.org                           http://www.FreeBSD.org
FreeBSD committer                         Am I Evil? Yes, I Am!

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