[  423.526499] tun0: no available key for peer 2, key-id: 0
[  429.030144] iperf3 (6636) used greatest stack depth: 12000 bytes left
[  429.141115] tun1: deleting peer with id 10, reason 4
[  429.141280] tun6: deleting peer with id 15, reason 4
[  429.141287] tun2: deleting peer with id 11, reason 4
[  429.141381] tun5: deleting peer with id 14, reason 4
[  429.141425] tun0: deleting peer with id 6, reason 4
[  429.141599] tun4: deleting peer with id 13, reason 4
[  429.141742] tun3: deleting peer with id 12, reason 4
[  429.143440] tun0: deleting peer with id 5, reason 4
[  429.144145] tun0: TCP error to peer 1: -32
[  429.144180] tun0: deleting peer with id 1, reason 3
[  429.149486] tun0: deleting peer with id 4, reason 4
[  429.163442] tun0: deleting peer with id 3, reason 4
[  429.171476] tun0: deleting peer with id 2, reason 4