[  397.986585] tun0: no available key for peer 2, key-id: 0
[  402.464459] iperf3 (10058) used greatest stack depth: 11760 bytes left
[  402.598668] tun1: deleting peer with id 10, reason 4
[  402.598848] tun6: deleting peer with id 15, reason 4
[  402.598848] tun4: deleting peer with id 13, reason 4
[  402.598850] tun2: deleting peer with id 11, reason 4
[  402.598849] tun3: deleting peer with id 12, reason 4
[  402.598980] tun5: deleting peer with id 14, reason 4
[  402.599124] tun0: deleting peer with id 6, reason 4
[  402.603118] tun0: deleting peer with id 5, reason 4
[  402.610110] tun0: deleting peer with id 4, reason 4
[  402.618197] tun0: deleting peer with id 3, reason 4
[  402.627113] tun0: deleting peer with id 2, reason 4
[  402.634093] tun0: deleting peer with id 1, reason 4