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From: Jens Axboe <axboe@kernel.dk>
To: hch@lst.de, jack@suse.cz, julianr@linux.ibm.com,
	yukuai3@huawei.com, Yu Kuai <yukuai1@huaweicloud.com>
Cc: linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
	yi.zhang@huawei.com, yangerkun@huawei.com
Subject: Re: [PATCH] block: fix wrong mode for blkdev_put() from disk_scan_partitions()
Date: Tue, 07 Mar 2023 07:25:42 -0700	[thread overview]
Message-ID: <167819914263.6301.8573680638025368165.b4-ty@kernel.dk> (raw)
In-Reply-To: <20230307105552.1560439-1-yukuai1@huaweicloud.com>


On Tue, 07 Mar 2023 18:55:52 +0800, Yu Kuai wrote:
> If disk_scan_partitions() is called with 'FMODE_EXCL',
> blkdev_get_by_dev() will be called without 'FMODE_EXCL', however, follow
> blkdev_put() is still called with 'FMODE_EXCL', which will cause
> 'bd_holders' counter to leak.
> 
> Fix the problem by using the right mode for blkdev_put().
> 
> [...]

Applied, thanks!

[1/1] block: fix wrong mode for blkdev_put() from disk_scan_partitions()
      commit: 428913bce1e67ccb4dae317fd0332545bf8c9233

Best regards,
-- 
Jens Axboe




      parent reply	other threads:[~2023-03-07 14:30 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-24  7:25 [syzbot] [block?] WARNING in blkdev_put (2) syzbot
2023-03-02 19:33 ` Alexander Egorenkov
2023-03-06 15:00   ` Julian Ruess
2023-03-07  1:42     ` Yu Kuai
2023-03-07  9:19       ` Julian Ruess
2023-03-07 10:55         ` [PATCH] block: fix wrong mode for blkdev_put() from disk_scan_partitions() Yu Kuai
2023-03-07 13:12           ` Jan Kara
2023-03-07 14:25           ` Jens Axboe [this message]

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