netdev - Re: [PATCH net] octeontx2-pf: Fix use-after-free bugs in otx2_sync

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Message-ID: <20250916163643.36dd866a@kernel.org>
Date: Tue, 16 Sep 2025 16:36:43 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Duoming Zhou <duoming@....edu.cn>
Cc: netdev@...r.kernel.org, linux-kernel@...r.kernel.org, pabeni@...hat.com,
 edumazet@...gle.com, davem@...emloft.net, andrew+netdev@...n.ch,
 bbhushan2@...vell.com, hkelam@...vell.com, sbhatta@...vell.com,
 gakula@...vell.com, sgoutham@...vell.com
Subject: Re: [PATCH net] octeontx2-pf: Fix use-after-free bugs in
 otx2_sync_tstamp()

On Mon, 15 Sep 2025 21:01:36 +0800 Duoming Zhou wrote:
> Replace cancel_delayed_work() with cancel_delayed_work_sync() to ensure
> that the delayed work item is properly canceled before the otx2_ptp is
> deallocated.

Please add info about how the bug was discovered and fix tested, same
as the cnic patch.