[  401.419365] tun0: no available key for peer 1, key-id: 0
[  401.431045] tun0: no available key for peer 2, key-id: 0
[  401.442649] tun0: no available key for peer 3, key-id: 0
[  405.886799] iperf3 (10063) used greatest stack depth: 11816 bytes left
[  406.018629] tun2: deleting peer with id 11, reason 4
[  406.018665] tun4: deleting peer with id 13, reason 4
[  406.018667] tun3: deleting peer with id 12, reason 4
[  406.018691] tun5: deleting peer with id 14, reason 4
[  406.018719] tun1: deleting peer with id 10, reason 4
[  406.018846] tun0: deleting peer with id 6, reason 4
[  406.018908] tun6: deleting peer with id 15, reason 4
[  406.021251] tun0: deleting peer with id 5, reason 4
[  406.027241] tun0: deleting peer with id 4, reason 4
[  406.031235] tun0: deleting peer with id 3, reason 4
[  406.044239] tun0: deleting peer with id 2, reason 4
[  406.053225] tun0: deleting peer with id 1, reason 4