From: Christoph Hellwig <hch@infradead.org>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: sandeen@sandeen.net, linux-xfs@vger.kernel.org
Subject: Re: [PATCH 14/16] xfs_repair: complain about free space only seen by one btree
Date: Sun, 10 May 2020 00:26:52 -0700 [thread overview]
Message-ID: <20200510072652.GE8939@infradead.org> (raw)
In-Reply-To: <158904188639.982941.5408652247371014933.stgit@magnolia>
On Sat, May 09, 2020 at 09:31:26AM -0700, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
>
> During the free space btree walk, scan_allocbt claims in a comment that
> we'll catch FREE1 blocks (i.e. blocks that were seen by only one free
> space btree) later. This never happens, with the result that xfs_repair
> in dry-run mode can return 0 on a filesystem with corrupt free space
> btrees.
>
> Found by fuzzing xfs/358 with numrecs = middlebit (or sub).
>
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Looks good,
Reviewed-by: Christoph Hellwig <hch@lst.de>
next prev parent reply other threads:[~2020-05-10 7:26 UTC|newest]
Thread overview: 40+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-09 16:29 [PATCH 00/16] xfs_repair: catch things that xfs_check misses Darrick J. Wong
2020-05-09 16:29 ` [PATCH 01/16] xfs_repair: fix missing dir buffer corruption checks Darrick J. Wong
2020-05-09 17:08 ` Christoph Hellwig
2020-05-11 16:44 ` Darrick J. Wong
2020-05-11 17:36 ` Darrick J. Wong
2020-05-12 17:29 ` [PATCH v2 " Darrick J. Wong
2020-05-13 6:22 ` Christoph Hellwig
2020-05-13 15:35 ` Darrick J. Wong
2020-05-09 16:30 ` [PATCH 02/16] xfs_repair: warn when we would have rebuilt a directory Darrick J. Wong
2020-05-09 17:09 ` Christoph Hellwig
2020-05-09 16:30 ` [PATCH 03/16] xfs_repair: check for AG btree records that would wrap around Darrick J. Wong
2020-05-09 17:09 ` Christoph Hellwig
2020-05-09 16:30 ` [PATCH 04/16] xfs_repair: fix bnobt and refcountbt record order checks Darrick J. Wong
2020-05-09 17:10 ` Christoph Hellwig
2020-05-09 16:30 ` [PATCH 05/16] xfs_repair: check for out-of-order inobt records Darrick J. Wong
2020-05-09 17:11 ` Christoph Hellwig
2020-05-09 16:30 ` [PATCH 06/16] xfs_repair: fix rmapbt record order check Darrick J. Wong
2020-05-10 7:33 ` Christoph Hellwig
2020-05-09 16:30 ` [PATCH 07/16] xfs_repair: tag inobt vs finobt errors properly Darrick J. Wong
2020-05-09 17:14 ` Christoph Hellwig
2020-05-09 16:30 ` [PATCH 08/16] xfs_repair: complain about bad interior btree pointers Darrick J. Wong
2020-05-09 17:15 ` Christoph Hellwig
2020-05-09 16:30 ` [PATCH 09/16] xfs_repair: convert to libxfs_verify_agbno Darrick J. Wong
2020-05-09 17:18 ` Christoph Hellwig
2020-05-11 16:22 ` Darrick J. Wong
2020-05-12 8:07 ` Christoph Hellwig
2020-05-09 16:31 ` [PATCH 10/16] xfs_repair: refactor verify_dfsbno_range Darrick J. Wong
2020-05-10 7:24 ` Christoph Hellwig
2020-05-09 16:31 ` [PATCH 11/16] xfs_repair: remove verify_dfsbno Darrick J. Wong
2020-05-10 7:24 ` Christoph Hellwig
2020-05-09 16:31 ` [PATCH 12/16] xfs_repair: remove verify_aginum Darrick J. Wong
2020-05-10 7:25 ` Christoph Hellwig
2020-05-09 16:31 ` [PATCH 13/16] xfs_repair: mark entire free space btree record as free1 Darrick J. Wong
2020-05-10 7:26 ` Christoph Hellwig
2020-05-09 16:31 ` [PATCH 14/16] xfs_repair: complain about free space only seen by one btree Darrick J. Wong
2020-05-10 7:26 ` Christoph Hellwig [this message]
2020-05-09 16:31 ` [PATCH 15/16] xfs_repair: complain about extents in unknown state Darrick J. Wong
2020-05-10 7:27 ` Christoph Hellwig
2020-05-09 16:31 ` [PATCH 16/16] xfs_repair: complain about any nonzero inprogress value, not just 1 Darrick J. Wong
2020-05-10 7:27 ` Christoph Hellwig
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