[  398.529481] tun0: no available key for peer 1, key-id: 0
[  398.555317] tun0: no available key for peer 3, key-id: 0
[  398.567896] tun0: no available key for peer 4, key-id: 0
[  398.580592] tun0: no available key for peer 5, key-id: 0
[  403.021458] iperf3 (10043) used greatest stack depth: 11816 bytes left
[  403.131954] tun2: deleting peer with id 11, reason 4
[  403.132025] tun4: deleting peer with id 13, reason 4
[  403.132027] tun3: deleting peer with id 12, reason 4
[  403.132028] tun1: deleting peer with id 10, reason 4
[  403.132185] tun5: deleting peer with id 14, reason 4
[  403.132255] tun0: deleting peer with id 6, reason 4
[  403.132261] tun6: deleting peer with id 15, reason 4
[  403.134473] tun0: deleting peer with id 5, reason 4
[  403.140415] tun0: deleting peer with id 4, reason 4
[  403.150440] tun0: deleting peer with id 3, reason 4
[  403.157412] tun0: deleting peer with id 2, reason 4
[  403.161434] tun0: deleting peer with id 1, reason 4