[  400.088353] tun0: no available key for peer 3, key-id: 0
[  400.100909] tun0: no available key for peer 4, key-id: 0
[  400.113346] tun0: no available key for peer 5, key-id: 0
[  400.125663] tun0: no available key for peer 6, key-id: 0
[  404.554762] iperf3 (10218) used greatest stack depth: 11816 bytes left
[  404.655564] tun2: deleting peer with id 11, reason 4
[  404.655680] tun6: deleting peer with id 15, reason 4
[  404.655682] tun1: deleting peer with id 10, reason 4
[  404.655704] tun0: deleting peer with id 6, reason 4
[  404.655716] tun3: deleting peer with id 12, reason 4
[  404.655719] tun4: deleting peer with id 13, reason 4
[  404.655729] tun5: deleting peer with id 14, reason 4
[  404.659914] tun0: deleting peer with id 5, reason 4
[  404.665872] tun0: deleting peer with id 4, reason 4
[  404.671871] tun0: deleting peer with id 3, reason 4
[  404.681858] tun0: deleting peer with id 2, reason 4
[  404.690858] tun0: deleting peer with id 1, reason 4