linux-kernel - Re: Warning and BUG with btrfs and corrupted image

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Message-Id: <1231985617.8269.68.camel@think.oraclecorp.com>
Date:	Wed, 14 Jan 2009 21:13:37 -0500
From:	Chris Mason <chris.mason@...cle.com>
To:	Eric Sesterhenn <snakebyte@....de>
Cc:	linux-kernel@...r.kernel.org, linux-btrfs@...r.kernel.org
Subject: Re: Warning and BUG with btrfs and corrupted image

On Tue, 2009-01-13 at 15:43 +0100, Eric Sesterhenn wrote:
> * Chris Mason (chris.mason@...cle.com) wrote:
> > On Tue, 2009-01-13 at 15:21 +0100, Eric Sesterhenn wrote:
> > > Hi,
> > > 
> > > when mounting an intentionally corrupted btrfs filesystem i get the
> > > following warning and bug message. The image can be found here
> > > www.cccmz.de/~snakebyte/btrfs.2.img.bck.bz2
> > 
> > Thanks for looking at things
> > 
> > Aside from catching checksumming errors, we're not quite ready for
> > fuzzer style attacks.  The code will be hardened for this but it isn't
> > yet.
> 
> Does this mean i should stop trying to break it for now or are you interested
> in further reports?

For now, you'll be able to break it at will ;)  We'll send out a please
send us corrupt notice release announcement when we've hardened things.

-chris


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