netdev - Re: [PATCH net] virtio_net: adjust the execution order of function `virtnet

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Message-ID: <20250813172307.7d5603e0@kernel.org>
Date: Wed, 13 Aug 2025 17:23:07 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Junnan Wu <junnan01.wu@...sung.com>
Cc: mst@...hat.com, jasowang@...hat.com, andrew+netdev@...n.ch,
 davem@...emloft.net, edumazet@...gle.com, pabeni@...hat.com,
 xuanzhuo@...ux.alibaba.com, eperezma@...hat.com,
 virtualization@...ts.linux.dev, netdev@...r.kernel.org,
 linux-kernel@...r.kernel.org, ying123.xu@...sung.com,
 lei19.wang@...sung.com, q1.huang@...sung.com
Subject: Re: [PATCH net] virtio_net: adjust the execution order of function
 `virtnet_close` during freeze

On Tue, 12 Aug 2025 17:08:17 +0800 Junnan Wu wrote:
> "Use after free" issue appears in suspend once race occurs when
> napi poll scheduls after `netif_device_detach` and before napi disables.

Sounds like a fix people may want to backport. Could you repost with 
an appropriate Fixes tag added, pointing to the earliest commit where
the problem can be observed?
-- 
pw-bot: cr