linux-ext4.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
From: Theodore Tso <tytso@mit.edu>
To: "Aneesh Kumar K.V" <aneesh.kumar@linux.vnet.ibm.com>
Cc: Solofo.Ramangalahy@bull.net,
	Jindrich Makovicka <makovick@gmail.com>,
	linux-ext4@vger.kernel.org
Subject: Re: data corruption with ext4 (from 2.6.27.4) exposed by rtorrent
Date: Wed, 5 Nov 2008 15:42:23 -0500	[thread overview]
Message-ID: <20081105204223.GC9266@mit.edu> (raw)
In-Reply-To: <18706.44.567787.592343@frecb006361.adech.frec.bull.fr>

On Wed, Nov 05, 2008 at 09:21:00PM +0100, Solofo.Ramangalahy@bull.net wrote:
> Solofo.Ramangalahy@bull.net writes:
>  >  > The next question is whether the problem is more easily triggerred
>  >  > when under memory pressure.
>  > 
>  > I was currently testing other kernels, but, right, I will retest with more memory.
> 
> with -m 2048 I do not observe the problem.
> 
> I should add that with 2.6.28-rc3 + ext4 patch queue, I am observing
> what seems to be lockdep bug:
> [   31.603020] BUG: key c9f315a8 not in .data!

Aneesh has some new patches in the ext4 patch queue that add new
lockdep annotations.  I'm guessing there's a problem there.  Aneesh,
can you look into this?  Solofo, can you send the .config you used
in case it was unique to replicating the problem?

						- Ted

  reply	other threads:[~2008-11-05 20:42 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-11-03 12:42 data corruption with ext4 (from 2.6.27.4) exposed by rtorrent Roc Valles
2008-11-03 13:40 ` Theodore Tso
2008-11-03 13:47   ` Cryptooctoploid
2008-11-03 14:09   ` Roc Valles
2008-11-03 15:34   ` Cryptooctoploid
2008-11-03 15:51     ` Jindrich Makovicka
2008-11-05 19:44       ` Solofo.Ramangalahy
2008-11-05 19:57         ` Theodore Tso
2008-11-05 20:09           ` Solofo.Ramangalahy
2008-11-05 20:21             ` Solofo.Ramangalahy
2008-11-05 20:42               ` Theodore Tso [this message]
2008-11-05 20:52                 ` Solofo.Ramangalahy
2008-11-06 10:15                 ` Aneesh Kumar K.V
2008-11-06 10:36                   ` Solofo.Ramangalahy
2008-11-06 13:47                     ` Solofo.Ramangalahy
2008-11-06 13:59         ` Aneesh Kumar K.V
2008-11-05 13:34   ` Cryptooctoploid
2008-11-05 16:16     ` Eric Sandeen
2008-11-05 17:25     ` Theodore Tso
2008-11-05 20:13       ` Cryptooctoploid
2008-11-06  9:00       ` Roc Valles
2008-11-06  9:31       ` Cryptooctoploid

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=20081105204223.GC9266@mit.edu \
    --to=tytso@mit.edu \
    --cc=Solofo.Ramangalahy@bull.net \
    --cc=aneesh.kumar@linux.vnet.ibm.com \
    --cc=linux-ext4@vger.kernel.org \
    --cc=makovick@gmail.com \
    /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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).