From: Eryu Guan <eguan@redhat.com>
To: Christoph Hellwig <hch@infradead.org>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [BUG] xfs/109 crashed 2k block size reflink enabled XFS
Date: Tue, 6 Dec 2016 23:24:09 +0800 [thread overview]
Message-ID: <20161206152409.GY29149@eguan.usersys.redhat.com> (raw)
In-Reply-To: <20161206134847.GA10181@infradead.org>
On Tue, Dec 06, 2016 at 05:48:47AM -0800, Christoph Hellwig wrote:
> Hi Eryu,
>
> my attempts at reproducing this are still not very reliable, someimes
> it takes three iterations, sometimes it's doing fine for 100+.
>
> Can you try reverting commit 0af32fb46 ("xfs: fix bogus space
> reservation in xfs_iomap_write_allocate") and give this a spin on your
> test setup? I wonder if somehow our accounting for the case where
Sure, test is running now.
Looking at this commit, reminds me another bug I reported in Aug. that I
wasn't able to find a simpler reproducer..
https://www.spinics.net/lists/xfs/msg42159.html
Thanks,
Eryu
> we convert from inline extents to the btree format is not correct,
> and the code before that commit was papering over that fact.
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next prev parent reply other threads:[~2016-12-06 15:24 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-12-05 9:21 [BUG] xfs/109 crashed 2k block size reflink enabled XFS Eryu Guan
2016-12-05 12:45 ` Christoph Hellwig
2016-12-05 14:39 ` Christoph Hellwig
2016-12-05 15:36 ` Christoph Hellwig
2016-12-05 18:28 ` Darrick J. Wong
2016-12-05 19:05 ` Christoph Hellwig
2016-12-06 6:37 ` Eryu Guan
2016-12-06 14:45 ` Christoph Hellwig
2016-12-06 15:19 ` Brian Foster
2016-12-06 18:14 ` Darrick J. Wong
2016-12-07 3:49 ` Darrick J. Wong
2016-12-07 7:18 ` Christoph Hellwig
2016-12-07 17:40 ` Christoph Hellwig
2016-12-08 6:35 ` Darrick J. Wong
2016-12-08 14:30 ` Christoph Hellwig
2016-12-06 13:48 ` Christoph Hellwig
2016-12-06 15:24 ` Eryu Guan [this message]
2016-12-06 16:31 ` Eryu Guan
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