[  400.806715] tun0: no available key for peer 2, key-id: 0
[  405.328016] iperf3 (10932) used greatest stack depth: 11784 bytes left
[  405.462041] tun4: deleting peer with id 13, reason 4
[  405.462150] tun6: deleting peer with id 15, reason 4
[  405.462252] tun1: deleting peer with id 10, reason 4
[  405.462257] tun3: deleting peer with id 12, reason 4
[  405.462269] tun5: deleting peer with id 14, reason 4
[  405.462296] tun2: deleting peer with id 11, reason 4
[  405.462487] tun0: deleting peer with id 6, reason 4
[  405.467379] tun0: deleting peer with id 5, reason 4
[  405.473378] tun0: deleting peer with id 4, reason 4
[  405.482377] tun0: deleting peer with id 3, reason 4
[  405.488379] tun0: deleting peer with id 2, reason 4
[  405.496362] tun0: deleting peer with id 1, reason 4