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From: Shin'ichiro Kawasaki <shinichiro.kawasaki@wdc.com>
To: Yao Sang <sangyao@kylinos.cn>
Cc: dwagner@suse.de, linux-block@vger.kernel.org
Subject: Re: [PATCH blktests v2] nvme/071: add multipath command effects log lifetime test
Date: Fri, 30 Oct 2026 17:25:44 +0900	[thread overview]
Message-ID: <auRUMTdjhUgR1Pfk@shinmob> (raw)
In-Reply-To: <20260923013536.411702-1-sangyao@kylinos.cn>

On Sep 23, 2026 / 09:35, Yao Sang wrote:
> Add a regression test for kernel commit b2461c48db87 ("nvme: fix command
> effects log lifetime for multipath heads").
> 
> Create a subsystem with two controller paths, remove the first controller,
> and issue an I/O passthrough command through the namespace-head character
> device. On affected kernels, the head still references the removed
> controller's command effects log, and KASAN reports a use-after-free.
> 
> Signed-off-by: Yao Sang <sangyao@kylinos.cn>

Thanks for the v2 patch, and sorry for my slow response. I applied it. Please
note that I renumbered the test case to nvme/075, and fixed the relevant kernel
commit's git hash.

      reply	other threads:[~2026-10-30  8:25 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2026-09-23  1:35 [PATCH blktests v2] nvme/071: add multipath command effects log lifetime test Yao Sang
2026-10-30  8:25 ` Shin'ichiro Kawasaki [this message]

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