[  401.898338] tun0: no available key for peer 2, key-id: 0
[  401.911938] tun0: no available key for peer 3, key-id: 0
[  401.938629] tun0: no available key for peer 5, key-id: 0
[  406.395259] iperf3 (10211) used greatest stack depth: 11816 bytes left
[  406.611466] tun1: deleting peer with id 10, reason 4
[  406.611483] tun2: deleting peer with id 11, reason 4
[  406.611517] tun4: deleting peer with id 13, reason 4
[  406.611528] tun3: deleting peer with id 12, reason 4
[  406.611615] tun5: deleting peer with id 14, reason 4
[  406.611622] tun0: deleting peer with id 6, reason 4
[  406.611719] tun6: deleting peer with id 15, reason 4
[  406.613821] tun0: deleting peer with id 5, reason 4
[  406.616794] tun0: deleting peer with id 4, reason 4
[  406.626778] tun0: deleting peer with id 3, reason 4
[  406.632788] tun0: deleting peer with id 2, reason 4
[  406.644765] tun0: deleting peer with id 1, reason 4