From: Mark Fasheh <mfasheh@suse.de>
To: "Holger Hoffstätte" <holger.hoffstaette@googlemail.com>
Cc: Filipe David Manana <fdmanana@gmail.com>,
linux-btrfs <linux-btrfs@vger.kernel.org>,
Qu Wenruo <quwenruo@cn.fujitsu.com>
Subject: Re: WARN_ON in record_root_in_trans() when deleting freshly renamed subvolume
Date: Fri, 8 Apr 2016 12:18:55 -0700 [thread overview]
Message-ID: <20160408191855.GK2187@wotan.suse.de> (raw)
In-Reply-To: <5707ADCB.9090207@googlemail.com>
On Fri, Apr 08, 2016 at 03:10:35PM +0200, Holger Hoffstätte wrote:
> [cc: Mark and Qu]
>
> On 04/08/16 13:51, Holger Hoffstätte wrote:
> > On 04/08/16 13:14, Filipe Manana wrote:
> >> Using Chris' for-linus-4.6 branch, which is 4.5-rc6 + all 4.6 btrfs
> >> patches, it didn't reproduce here:
> >
> > Great, that's good to know (sort of :). Thanks also to Liu Bo.
> >
> >> Are you sure that you are not using some patches not in 4.6?
>
> We have a bingo!
>
> Reverting "qgroup: Fix qgroup accounting when creating snapshot"
> from last Wednesday immediately fixes the problem.
Not surprising, I had some issues testing it out too. I'm pretty sure this
patch is corrupting memory, I just haven't found where yet though my
educated guess is that the transaction is being reused improperly.
--Mark
--
Mark Fasheh
next prev parent reply other threads:[~2016-04-08 19:18 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-07 16:44 WARN_ON in record_root_in_trans() when deleting freshly renamed subvolume Holger Hoffstätte
2016-04-07 18:07 ` Filipe Manana
2016-04-08 2:01 ` Liu Bo
2016-04-08 11:14 ` Filipe Manana
2016-04-08 11:51 ` Holger Hoffstätte
2016-04-08 13:10 ` Holger Hoffstätte
2016-04-08 19:18 ` Mark Fasheh [this message]
2016-04-11 1:05 ` Qu Wenruo
2016-04-11 18:09 ` Mark Fasheh
2016-04-12 0:30 ` Qu Wenruo
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