Re: [PATCH net v2 1/1] net/sched: act_api: use RCU with deferred freeing for action lifecycle

[Eric Dumazet]

On Sun, May 31, 2026 at 9:08 AM Jamal Hadi Salim <jhs@xxxxxxxxxxxx> wrote:
>
> When NEWTFILTER and DELFILTER are run concurrently it is possible to create a
> race with an associated action.
...
>
> Fixes: d7fb60b9cafb ("net_sched: get rid of tcfa_rcu")
> Suggested-by: Jakub Kicinski <kuba@xxxxxxxxxx>
> Reported-by: Kyle Zeng <kylebot@xxxxxxxxxx>
> Tested-by: Victor Nogueira <victor@xxxxxxxxxxxx>
> Tested-by: syzbot@xxxxxxxxxxxxxxxxxxxxxxxxx
> Signed-off-by: Jamal Hadi Salim <jhs@xxxxxxxxxxxx>
> ---

Reviewed-by: Eric Dumazet <edumazet@xxxxxxxxxx>