[  401.391896] tun0: no available key for peer 1, key-id: 0
[  401.406522] tun0: no available key for peer 2, key-id: 0
[  401.421294] tun0: no available key for peer 3, key-id: 0
[  401.463378] tun0: no available key for peer 6, key-id: 0
[  405.912865] iperf3 (10216) used greatest stack depth: 11816 bytes left
[  406.085212] tun1: deleting peer with id 10, reason 4
[  406.085366] tun5: deleting peer with id 14, reason 4
[  406.085373] tun6: deleting peer with id 15, reason 4
[  406.085373] tun4: deleting peer with id 13, reason 4
[  406.085415] tun3: deleting peer with id 12, reason 4
[  406.085581] tun0: deleting peer with id 6, reason 4
[  406.085636] tun2: deleting peer with id 11, reason 4
[  406.088884] tun0: deleting peer with id 5, reason 4
[  406.089914] tun0: deleting peer with id 4, reason 4
[  406.094864] tun0: deleting peer with id 3, reason 4
[  406.101867] tun0: deleting peer with id 2, reason 4
[  406.113860] tun0: deleting peer with id 1, reason 4