From: Marcelo Ricardo Leitner
Date: Sat, 23 Jul 2016 00:32:48 -0300
> Now that the backlog processing is called with BH enabled, we have to
> disable BH before taking the socket lock via bh_lock_sock() otherwise
> it may dead lock:
...
> Fixes: 860fbbc343bf ("sctp: prepare for socket backlog beh
Now that the backlog processing is called with BH enabled, we have to
disable BH before taking the socket lock via bh_lock_sock() otherwise
it may dead lock:
sctp_backlog_rcv()
bh_lock_sock(sk);
if (sock_owned_by_user(sk)) {
if (sk_add_backl