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From: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>
To: Damien Le Moal <dlemoal@kernel.org>
Cc: Jens Axboe <axboe@kernel.dk>,
	linux-block@vger.kernel.org,  Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH] block: fix handling of dead zone write plugs
Date: Wed, 13 May 2026 20:22:04 +0900	[thread overview]
Message-ID: <agRebpCstsStx7WV@shinmob> (raw)
In-Reply-To: <20260513111129.108809-1-dlemoal@kernel.org>

On May 13, 2026 / 20:11, Damien Le Moal wrote:
> Shin'ichiro reported hard to reproduce unaligned write errors with zoned
> block devices. Under normal operation conditions (e.g. running XFS on an
> SMR disk), these errors are nearly impossible to trigger. But using a
> "slow" kernel with many debug options enables and some specific use cases
> (e.g. fio zbd test case 46), the errors can be reproduced fairly easily.

...

> Reported-by: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>
> Fixes: b7d4ffb51037 ("block: fix zone write plug removal")
> Signed-off-by: Damien Le Moal <dlemoal@kernel.org>

Thanks for the fix. I applied this patch on top of the v7.1-rc3 kernel and
confirmed that the fio zbd test case 46 failure goes away.

Tested-by: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>

  reply	other threads:[~2026-05-13 11:22 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-05-13 11:11 [PATCH] block: fix handling of dead zone write plugs Damien Le Moal
2026-05-13 11:22 ` Shin'ichiro Kawasaki [this message]
2026-05-13 13:56 ` Jens Axboe

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