linux-kernel - Re: Reiserfs.c bug in 3.2-rc5

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Date:	Mon, 2 Jan 2012 12:52:22 +0100
From:	Jan Kara <jack@...e.cz>
To:	Jorge Bastos <mysql.jorge@...imal.pt>
Cc:	'Jan Kara' <jack@...e.cz>, linux-kernel@...r.kernel.org,
	reiserfs-devel@...r.kernel.org, haiyangz@...rosoft.com,
	hjanssen@...rosoft.com
Subject: Re: Reiserfs.c bug in 3.2-rc5

On Sat 24-12-11 11:55:43, Jorge Bastos wrote:
> > >
> > > What can be done here?
> >   The assertion failing is:
> >         BUG_ON(nblocks > journal->j_trans_max);
> > in do_journal_begin_r(). That means that reiserfs_create() tried to
> > start a
> > transaction with more credits than allowed by the journal.
> > 
> >   When did you started to see this problem? Also do you use SELinux (or
> > generally security labels)?
> > 
> 
> No SELinux, the only change is from 3.1.1 to 3.2-rc5.
> Tried the new 3.2-rc7 and the problem persists.
  OK, so do I understand right that 3.1.1 is OK but 3.2-rc5/rc7 have
the problem?

> Is there a way that the ReiserFS people can commit the fix?
  Sure, we just have to find where the problem is. Can you please run with
the attached debugging patch applied and send me kernel output when the
system crashes? Thanks.

								Honza

-- 
Jan Kara <jack@...e.cz>
SUSE Labs, CR

View attachment "0001-reiserfs-Debugging-patch.patch" of type "text/x-patch" (1938 bytes)