[  402.444904] tun0: no available key for peer 1, key-id: 0
[  402.505493] tun0: no available key for peer 6, key-id: 0
[  406.912133] iperf3 (9846) used greatest stack depth: 11744 bytes left
[  407.043999] tun2: deleting peer with id 11, reason 4
[  407.044134] tun1: deleting peer with id 10, reason 4
[  407.044145] tun4: deleting peer with id 13, reason 4
[  407.044185] tun0: deleting peer with id 6, reason 4
[  407.044210] tun5: deleting peer with id 14, reason 4
[  407.044307] tun3: deleting peer with id 12, reason 4
[  407.044379] tun6: deleting peer with id 15, reason 4
[  407.049959] tun0: deleting peer with id 5, reason 4
[  407.054899] tun0: deleting peer with id 4, reason 4
[  407.064895] tun0: deleting peer with id 3, reason 4
[  407.074030] tun0: deleting peer with id 2, reason 4
[  407.086884] tun0: deleting peer with id 1, reason 4