Sorry for reporting this false positive. Would be more careful next time. Thank you for your checking. Best, Ryan On 21/1/2022, 11:47 AM, "Jakub Kicinski" <kuba@xxxxxxxxxx> wrote: On Fri, 21 Jan 2022 11:11:08 +0800 ycaibb wrote: > if (seq_sk_match(seq, sk)) > + spin_unlock_bh(lock); > return sk; Heh, also you're missing brackets so this is patently buggy.