[  187.376814] tun0: no available key for peer 1, key-id: 0
[  187.404538] tun0: no available key for peer 4, key-id: 0
[  194.034407] iperf3 (3521) used greatest stack depth: 11816 bytes left
[  194.417871] tun0: deleting peer with id 1, reason 1
[  194.435601] tun1: deleting peer with id 1, reason 1
[  196.550872] tun0: deleting peer with id 2, reason 1
[  196.571542] tun2: deleting peer with id 2, reason 1
[  201.728238] tun0: deleting peer with id 4, reason 2
[  201.728381] tun0: deleting peer with id 3, reason 2
[  201.728450] tun0: deleting peer with id 5, reason 2
[  201.728520] tun0: deleting peer with id 6, reason 2
[  206.784239] tun6: deleting peer with id 6, reason 2
[  206.784241] tun5: deleting peer with id 5, reason 2
[  206.784270] tun3: deleting peer with id 3, reason 2
[  206.784390] tun4: deleting peer with id 4, reason 2