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From: Christoph Hellwig <hch@infradead.org>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH 2/2] xfs: check dabtree node hash values when loading child blocks
Date: Thu, 17 Sep 2020 09:12:05 +0100	[thread overview]
Message-ID: <20200917081205.GE26262@infradead.org> (raw)
In-Reply-To: <160031331944.3624286.5979437788459484830.stgit@magnolia>

On Wed, Sep 16, 2020 at 08:28:39PM -0700, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
> 
> When xchk_da_btree_block is loading a non-root dabtree block, we know
> that the parent block had to have a (hashval, address) pointer to the
> block that we just loaded.  Check that the hashval in the parent matches
> the block we just loaded.
> 
> This was found by fuzzing nbtree[3].hashval = ones in xfs/394.
> 
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>

Looks good,

Reviewed-by: Christoph Hellwig <hch@lst.de>

      parent reply	other threads:[~2020-09-17  8:12 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-09-17  3:28 [PATCH 0/2] xfs: random fixes Darrick J. Wong
2020-09-17  3:28 ` [PATCH 1/2] xfs: don't free rt blocks when we're doing a REMAP bunmapi call Darrick J. Wong
2020-09-17  4:43   ` Dave Chinner
2020-09-17  8:11   ` Christoph Hellwig
2020-09-17 17:42     ` Darrick J. Wong
2020-09-18  2:14   ` [PATCH v2 " Darrick J. Wong
2020-09-19  5:14     ` Christoph Hellwig
2020-09-21  6:51     ` Dave Chinner
2020-09-17  3:28 ` [PATCH 2/2] xfs: check dabtree node hash values when loading child blocks Darrick J. Wong
2020-09-17  4:48   ` Dave Chinner
2020-09-17  8:12   ` Christoph Hellwig [this message]

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