[  187.452200] tun0: no available key for peer 2, key-id: 0
[  187.462870] tun0: no available key for peer 3, key-id: 0
[  187.473475] tun0: no available key for peer 4, key-id: 0
[  194.097022] iperf3 (3521) used greatest stack depth: 11800 bytes left
[  194.470689] tun0: deleting peer with id 1, reason 1
[  194.486952] tun1: deleting peer with id 1, reason 1
[  196.605991] tun0: deleting peer with id 2, reason 1
[  196.624933] tun2: deleting peer with id 2, reason 1
[  201.792254] tun0: deleting peer with id 4, reason 2
[  201.792322] tun0: deleting peer with id 3, reason 2
[  201.792345] tun0: deleting peer with id 5, reason 2
[  201.792366] tun0: deleting peer with id 6, reason 2
[  206.784287] tun4: deleting peer with id 4, reason 2
[  206.784738] tun3: deleting peer with id 3, reason 2
[  206.848249] tun6: deleting peer with id 6, reason 2
[  206.848520] tun5: deleting peer with id 5, reason 2