lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite: Windows password security audit tool. GUI, reports in PDF.
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Thu, 25 Feb 2010 15:29:34 -0500
From:	Andrew Lutomirski <luto@....edu>
To:	Josef Bacik <josef@...hat.com>
Cc:	linux-kernel@...r.kernel.org, linux-btrfs@...r.kernel.org
Subject: Re: [2.6.33 regression] btrfs mount causes memory corruption

On Thu, Feb 25, 2010 at 3:23 PM, Josef Bacik <josef@...hat.com> wrote:
> On Thu, Feb 25, 2010 at 03:01:08PM -0500, Andrew Lutomirski wrote:
>> Mounting btrfs corrupts memory and causes nasty crashes within a few
>> seconds.  This seems to happen even if the mount fails (note the
>> unrecognized mount option).  This is a regression from 2.6.32, and
>> I've attached an example.
>>
>
> And it only happens when you mount a btrfs fs?  Can you show me a trace of when
> you mount a btrfs fs with valid mount options?  I'd like to see if we're not
> cleaning up something properly or what.  Thanks,

Seems OK.  Or maybe I just got lucky, but it's crashed every time I
tried to mount with 'acl' before.

I even went through a couple iterations of trying to mount with
'xattr' and 'user_xattr', both of which failed.

--Andy
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

Powered by blists - more mailing lists

Powered by Openwall GNU/*/Linux Powered by OpenVZ