[  422.968749] tun0: no available key for peer 1, key-id: 0
[  422.980645] tun0: no available key for peer 2, key-id: 0
[  423.028642] tun0: no available key for peer 6, key-id: 0
[  428.475157] iperf3 (6631) used greatest stack depth: 12000 bytes left
[  428.594431] tun1: deleting peer with id 10, reason 4
[  428.594444] tun0: deleting peer with id 6, reason 4
[  428.594450] tun4: deleting peer with id 13, reason 4
[  428.594564] tun6: deleting peer with id 15, reason 4
[  428.594603] tun5: deleting peer with id 14, reason 4
[  428.594646] tun2: deleting peer with id 11, reason 4
[  428.594715] tun3: deleting peer with id 12, reason 4
[  428.598740] tun0: deleting peer with id 5, reason 4
[  428.602988] tun0: TCP error to peer 1: -32
[  428.603022] tun0: deleting peer with id 1, reason 3
[  428.612643] tun0: deleting peer with id 4, reason 4
[  428.620631] tun0: deleting peer with id 3, reason 4
[  428.629652] tun0: deleting peer with id 2, reason 4