[  399.862471] tun0: no available key for peer 1, key-id: 0
[  399.875564] tun0: no available key for peer 2, key-id: 0
[  399.888402] tun0: no available key for peer 3, key-id: 0
[  399.927065] tun0: no available key for peer 6, key-id: 0
[  404.374259] iperf3 (10049) used greatest stack depth: 11816 bytes left
[  404.507249] tun2: deleting peer with id 11, reason 4
[  404.507259] tun3: deleting peer with id 12, reason 4
[  404.507260] tun1: deleting peer with id 10, reason 4
[  404.507264] tun4: deleting peer with id 13, reason 4
[  404.507456] tun0: deleting peer with id 6, reason 4
[  404.507455] tun6: deleting peer with id 15, reason 4
[  404.507535] tun5: deleting peer with id 14, reason 4
[  404.515191] tun0: deleting peer with id 5, reason 4
[  404.521173] tun0: deleting peer with id 4, reason 4
[  404.530168] tun0: deleting peer with id 3, reason 4
[  404.543160] tun0: deleting peer with id 2, reason 4
[  404.555165] tun0: deleting peer with id 1, reason 4