[  401.693033] tun0: no available key for peer 2, key-id: 0
[  401.705488] tun0: no available key for peer 3, key-id: 0
[  401.730439] tun0: no available key for peer 5, key-id: 0
[  406.172350] iperf3 (10226) used greatest stack depth: 11816 bytes left
[  406.306700] tun1: deleting peer with id 10, reason 4
[  406.306711] tun2: deleting peer with id 11, reason 4
[  406.306711] tun4: deleting peer with id 13, reason 4
[  406.306731] tun6: deleting peer with id 15, reason 4
[  406.306744] tun3: deleting peer with id 12, reason 4
[  406.306748] tun5: deleting peer with id 14, reason 4
[  406.306929] tun0: deleting peer with id 6, reason 4
[  406.315094] tun0: deleting peer with id 5, reason 4
[  406.318087] tun0: deleting peer with id 4, reason 4
[  406.327080] tun0: deleting peer with id 3, reason 4
[  406.335084] tun0: deleting peer with id 2, reason 4
[  406.347067] tun0: deleting peer with id 1, reason 4