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Bug#624131: linux-image-2.6.39-rc4-686-pae: Can somewhat reliably produce kernel panic in btrfs code



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.
> 
> 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.

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

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