[  401.328317] tun0: no available key for peer 1, key-id: 0
[  401.341046] tun0: no available key for peer 2, key-id: 0
[  401.353241] tun0: no available key for peer 3, key-id: 0
[  405.821581] iperf3 (9819) used greatest stack depth: 11744 bytes left
[  405.954975] tun1: deleting peer with id 10, reason 4
[  405.955084] tun0: deleting peer with id 6, reason 4
[  405.955086] tun4: deleting peer with id 13, reason 4
[  405.955086] tun3: deleting peer with id 12, reason 4
[  405.955139] tun2: deleting peer with id 11, reason 4
[  405.955170] tun6: deleting peer with id 15, reason 4
[  405.955290] tun5: deleting peer with id 14, reason 4
[  405.957806] tun0: deleting peer with id 5, reason 4
[  405.969767] tun0: deleting peer with id 4, reason 4
[  405.975761] tun0: deleting peer with id 3, reason 4
[  405.983757] tun0: deleting peer with id 2, reason 4
[  405.990759] tun0: deleting peer with id 1, reason 4