[  401.206104] tun0: no available key for peer 1, key-id: 0
[  401.231996] tun0: no available key for peer 3, key-id: 0
[  401.270365] tun0: no available key for peer 6, key-id: 0
[  405.711195] iperf3 (10219) used greatest stack depth: 11792 bytes left
[  405.925779] tun1: deleting peer with id 10, reason 4
[  405.925910] tun6: deleting peer with id 15, reason 4
[  405.925913] tun3: deleting peer with id 12, reason 4
[  405.925919] tun2: deleting peer with id 11, reason 4
[  405.925962] tun4: deleting peer with id 13, reason 4
[  405.926083] tun5: deleting peer with id 14, reason 4
[  405.926085] tun0: deleting peer with id 6, reason 4
[  405.931895] tun0: deleting peer with id 5, reason 4
[  405.937896] tun0: deleting peer with id 4, reason 4
[  405.943896] tun0: deleting peer with id 3, reason 4
[  405.952890] tun0: deleting peer with id 2, reason 4
[  405.964884] tun0: deleting peer with id 1, reason 4