From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ben Hutchings <ben@decadent.org.uk>
Subject: Re: Bug#624131: linux-image-2.6.39-rc4-686-pae: Can somewhat
 reliably produce kernel panic in btrfs code
Date: Tue, 26 Apr 2011 04:59:03 +0100
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Cc: Maik Zumstrull <maik@zumstrull.net>, 624131@bugs.debian.org,
	linux-btrfs@vger.kernel.org, cwillu <cwillu@cwillu.com>
To: Chris Mason <chris.mason@oracle.com>
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On Mon, 2011-04-25 at 15:05 -0600, cwillu wrote:
> On Mon, Apr 25, 2011 at 2:50 PM, Peter Stuge <peter@stuge.se> wrote:
> > Maik Zumstrull wrote:
> >> >> Bug at fs/btrfs/free-space-cache.c:1246
> >> >> Bug type: invalid opcode: 0000
> >> >> Kernel not tainted, running on an ASUSTek 1005HAG
> >> >> EIP is at btrfs_add_free_space+0x285/0x39a [btrfs]
> >> >
> >> > You will probably need to provide a more complete copy of the panic
> >> > message.
> >>
> >> I thought as much, but other than taking a picture of the screen, I
> >> don't know how.
> >
> > Take a picture and ideally transcribe it after reboot.
>=20
> Known issue;  josef sent a patch
> (http://permalink.gmane.org/gmane.comp.file-systems.btrfs/10261) that
> should fix it, or you can mount with clear_cache on each boot as a
> workaround.

This fix doesn't seem to be in your for-linux branch yet.  Please can
you ensure that this (or an alternate fix) is included in 2.6.39.

Ben.

--=20
Ben Hutchings
Once a job is fouled up, anything done to improve it makes it worse.

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