[  154.391911] ip (2073) used greatest stack depth: 12080 bytes left
[  159.624241] tun0: no available key for peer 2, key-id: 0
[  165.953032] iperf3 (2382) used greatest stack depth: 11824 bytes left
[  166.335597] tun0: deleting peer with id 1, reason 1
[  166.352076] tun1: deleting peer with id 1, reason 1
[  168.443888] tun0: deleting peer with id 2, reason 1
[  168.456210] tun2: deleting peer with id 2, reason 1
[  173.571641] tun0: deleting peer with id 4, reason 2
[  173.571725] tun0: deleting peer with id 3, reason 2
[  173.571762] tun0: deleting peer with id 5, reason 2
[  173.571796] tun0: deleting peer with id 6, reason 2
[  178.627641] tun5: deleting peer with id 5, reason 2
[  178.627643] tun6: deleting peer with id 6, reason 2
[  178.628254] tun4: deleting peer with id 4, reason 2
[  178.628551] tun3: deleting peer with id 3, reason 2