On Tue, May 17, 2022 at 09:49:18PM +0200, Florian Westphal wrote: > In case the conntrack is clashing, insertion can free skb->_nfct and > set skb->_nfct to the already-confirmed entry. > > This wasn't found before because the conntrack entry and the extension > space used to free'd after an rcu grace period, plus the race needs > events enabled to trigger. Applied, thanks