Re: [PATCH net] sctp: fix addr_wq_timer race in sctp_free_addr_wq()

Hello:

This patch was applied to netdev/net.git (main)
by Jakub Kicinski <[email protected]>:

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!
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