From: Pavel Machek <pavel@suse.cz>
To: Eric Sesterhenn <snakebyte@gmx.de>
Cc: Chris Mason <chris.mason@oracle.com>,
linux-kernel@vger.kernel.org, linux-btrfs@vger.kernel.org
Subject: Re: Warning and BUG with btrfs and corrupted image
Date: Tue, 20 Jan 2009 10:34:55 +0100 [thread overview]
Message-ID: <20090120092522.GC2576@elf.ucw.cz> (raw)
In-Reply-To: <20090120063150.GC5854@alice>
Hi!
> > > > 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?
> >
> > Does ext2/3 and vfat survive that kind of attacks? Those are 'in
> > production' and should survive it...
>
> I regularly (once or twice a week) test 100 corrupted images of
> vfat, udf, msdos, swap, iso9660, ext2, ext3, ext4, minix, bfs, befs,
> hfs, hfs+, qnx4, affs and cramfs on each of my two test machines.
>
> They are all pretty stable, one remaining thing on my list i didnt have
> time to look into was an issue with fat (msdos) triggering a bug in
> buffer.c the other is a warning with ext4 in jbd2/checkpoint.c:166
Good, I did not expect filesystems to be in so good state. Thanks!
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2009-01-20 9:34 UTC|newest]
Thread overview: 60+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-01-13 14:21 Warning and BUG with btrfs and corrupted image Eric Sesterhenn
2009-01-13 14:40 ` Chris Mason
2009-01-13 14:43 ` Eric Sesterhenn
2009-01-15 2:13 ` Chris Mason
2009-01-18 17:40 ` Pavel Machek
2009-01-20 6:31 ` Eric Sesterhenn
2009-01-20 9:34 ` Pavel Machek [this message]
2009-01-20 10:11 ` Dave Chinner
2009-01-20 10:15 ` Eric Sesterhenn
2009-01-20 12:59 ` Dave Chinner
2009-01-20 13:28 ` Christoph Hellwig
2009-01-20 22:20 ` Pavel Machek
2009-01-21 4:00 ` Dave Chinner
2009-01-26 16:27 ` Pavel Machek
2009-01-26 20:06 ` [Discussion] Apparent inconsistancies in use of io_align, io_width & sector_size ashford
2009-02-01 1:40 ` Warning and BUG with btrfs and corrupted image Dave Chinner
2009-02-04 18:29 ` Pavel Machek
2009-02-05 8:59 ` Dave Chinner
2009-02-05 8:59 ` Dave Chinner
2009-02-05 9:02 ` Pavel Machek
2009-02-05 13:02 ` Chris Mason
2009-02-05 13:50 ` Pavel Machek
2009-02-05 14:19 ` jim owens
2009-02-25 19:54 ` Pavel Machek
2009-01-20 17:34 ` Eric Sesterhenn
2009-01-20 22:18 ` Pavel Machek
2009-01-21 9:36 ` Eric Sesterhenn
2009-01-21 3:57 ` Corrupted XFS log replay oops. (was Re: Warning and BUG with btrfs and corrupted image) Dave Chinner
2009-01-21 3:57 ` Dave Chinner
2009-01-21 4:03 ` Nick Piggin
2009-01-22 4:37 ` [PATCH] Re: Corrupted XFS log replay oops Dave Chinner
2009-01-22 4:37 ` Dave Chinner
2009-01-22 5:50 ` Felix Blyakher
2009-01-22 5:50 ` Felix Blyakher
2009-01-22 6:11 ` Christoph Hellwig
2009-01-22 6:11 ` Christoph Hellwig
2009-01-22 8:35 ` Eric Sesterhenn
2009-01-22 8:35 ` Eric Sesterhenn
2009-01-22 10:06 ` Eric Sesterhenn
2009-01-22 10:06 ` Eric Sesterhenn
2009-01-22 23:37 ` Dave Chinner
2009-01-22 23:37 ` Dave Chinner
2009-01-23 1:10 ` Dave Chinner
2009-01-23 1:10 ` Dave Chinner
2009-01-22 23:35 ` Dave Chinner
2009-01-22 23:35 ` Dave Chinner
2009-01-23 0:02 ` Dave Chinner
2009-01-23 0:02 ` Dave Chinner
2009-01-23 0:06 ` Christoph Hellwig
2009-01-23 0:06 ` Christoph Hellwig
2009-01-23 6:20 ` Felix Blyakher
2009-01-23 6:20 ` Felix Blyakher
2009-02-03 20:48 ` Eric Sandeen
2009-01-21 4:03 ` Corrupted XFS log replay oops. (was Re: Warning and BUG with btrfs and corrupted image) Dave Chinner
2009-01-21 4:03 ` Dave Chinner
2009-01-20 13:11 ` Warning and BUG with btrfs and corrupted image Chris Mason
2009-01-20 16:51 ` Eric Sesterhenn
2009-01-22 2:15 ` Phillip Lougher
2009-01-23 8:56 ` Eric Sesterhenn
2009-01-23 8:56 ` Eric Sesterhenn
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20090120092522.GC2576@elf.ucw.cz \
--to=pavel@suse.cz \
--cc=chris.mason@oracle.com \
--cc=linux-btrfs@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=snakebyte@gmx.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.