[  155.474281] tun0: no available key for peer 4, key-id: 0
[  161.786878] iperf3 (2381) used greatest stack depth: 11784 bytes left
[  162.127524] tun0: deleting peer with id 1, reason 1
[  162.139768] tun1: deleting peer with id 1, reason 1
[  164.234697] tun0: deleting peer with id 2, reason 1
[  164.247285] tun2: deleting peer with id 2, reason 1
[  169.408104] tun0: deleting peer with id 4, reason 2
[  169.408215] tun0: deleting peer with id 3, reason 2
[  169.408282] tun0: deleting peer with id 5, reason 2
[  169.408359] tun0: deleting peer with id 6, reason 2
[  174.400105] tun3: deleting peer with id 3, reason 2
[  174.400105] tun5: deleting peer with id 5, reason 2
[  174.400107] tun6: deleting peer with id 6, reason 2
[  174.400374] tun4: deleting peer with id 4, reason 2