[  398.843477] tun0: no available key for peer 1, key-id: 0
[  398.870003] tun0: no available key for peer 3, key-id: 0
[  398.883366] tun0: no available key for peer 4, key-id: 0
[  403.343778] iperf3 (10054) used greatest stack depth: 11792 bytes left
[  403.514121] tun4: deleting peer with id 13, reason 4
[  403.514225] tun5: deleting peer with id 14, reason 4
[  403.514240] tun2: deleting peer with id 11, reason 4
[  403.514308] tun1: deleting peer with id 10, reason 4
[  403.514314] tun0: deleting peer with id 6, reason 4
[  403.514351] tun3: deleting peer with id 12, reason 4
[  403.514435] tun6: deleting peer with id 15, reason 4
[  403.519313] tun0: deleting peer with id 5, reason 4
[  403.528253] tun0: deleting peer with id 4, reason 4
[  403.531265] tun0: deleting peer with id 3, reason 4
[  403.537247] tun0: deleting peer with id 2, reason 4
[  403.545242] tun0: deleting peer with id 1, reason 4