From: patchwork-bot+netdevbpf@kernel.org
To: Xin Long <lucien.xin@gmail.com>
Cc: netdev@vger.kernel.org, linux-sctp@vger.kernel.org,
davem@davemloft.net, kuba@kernel.org, edumazet@google.com,
pabeni@redhat.com, horms@kernel.org, marcelo.leitner@gmail.com,
ebiederm@xmission.com
Subject: Re: [PATCH net] sctp: fix addr_wq_timer race in sctp_free_addr_wq()
Date: Wed, 01 Jul 2026 00:10:05 +0000 [thread overview]
Message-ID: <178286460539.344657.15416227618301274929.git-patchwork-notify@kernel.org> (raw)
In-Reply-To: <5dc95f295bdb5c3f60e880dd9aa5112dc5c071cc.1782757874.git.lucien.xin@gmail.com>
Hello:
This patch was applied to netdev/net.git (main)
by Jakub Kicinski <kuba@kernel.org>:
On Mon, 29 Jun 2026 14:31:14 -0400 you wrote:
> sctp_free_addr_wq() previously removed addr_wq_timer using timer_delete()
> while holding addr_wq_lock. However, timer_delete() does not guarantee that
> a currently running timer handler has completed.
>
> This allows a race with sctp_addr_wq_timeout_handler(), where the handler
> may still run after addr_waitq has been freed, acquire addr_wq_lock, and
> access freed memory, leading to a use-after-free.
>
> [...]
Here is the summary with links:
- [net] sctp: fix addr_wq_timer race in sctp_free_addr_wq()
https://git.kernel.org/netdev/net/c/976c19de0f22
You are awesome, thank you!
--
Deet-doot-dot, I am a bot.
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next prev parent reply other threads:[~2026-07-01 0:10 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-06-29 18:31 [PATCH net] sctp: fix addr_wq_timer race in sctp_free_addr_wq() Xin Long
2026-07-01 0:10 ` patchwork-bot+netdevbpf [this message]
-- strict thread matches above, loose matches on Subject: below --
2026-07-10 18:23 Xin Long
2026-07-21 21:02 ` Jakub Kicinski
2026-07-21 22:12 ` Xin Long
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