diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index 29042880c449d24d8fd5d18fceb4387f0835aafa..d915e4a963131fe2992770ad633b80273ccfdb32 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -1063,6 +1063,8 @@ static int __l2cap_wait_ack(struct sock *sk, struct l2cap_chan *chan)
 	add_wait_queue(sk_sleep(sk), &wait);
 	set_current_state(TASK_INTERRUPTIBLE);
 	do {
+		BT_DBG("Waiting for %d ACKs", chan->unacked_frames);
+
 		if (!timeo)
 			timeo = HZ/5;
 
@@ -1146,6 +1148,8 @@ static int l2cap_sock_shutdown(struct socket *sock, int how)
 	l2cap_chan_put(chan);
 	sock_put(sk);
 
+	BT_DBG("err: %d", err);
+
 	return err;
 }