[  423.536455] tun0: no available key for peer 3, key-id: 0
[  423.544738] tun0: no available key for peer 4, key-id: 0
[  423.556372] tun0: no available key for peer 5, key-id: 0
[  423.567938] tun0: no available key for peer 6, key-id: 0
[  429.012309] iperf3 (6646) used greatest stack depth: 11728 bytes left
[  429.079591] tun1: deleting peer with id 10, reason 4
[  429.079685] tun6: deleting peer with id 15, reason 4
[  429.079686] tun2: deleting peer with id 11, reason 4
[  429.079731] tun4: deleting peer with id 13, reason 4
[  429.079787] tun3: deleting peer with id 12, reason 4
[  429.079846] tun0: deleting peer with id 6, reason 4
[  429.079915] tun5: deleting peer with id 14, reason 4
[  429.087815] tun0: deleting peer with id 5, reason 4
[  429.099722] tun0: deleting peer with id 4, reason 4
[  429.107789] tun0: deleting peer with id 3, reason 4
[  429.115723] tun0: deleting peer with id 2, reason 4
[  429.125715] tun0: deleting peer with id 1, reason 4