[  155.897290] tun0: no available key for peer 4, key-id: 0
[  162.232974] iperf3 (2429) used greatest stack depth: 11872 bytes left
[  162.556317] tun0: deleting peer with id 1, reason 1
[  162.573019] tun1: deleting peer with id 1, reason 1
[  164.675099] tun0: deleting peer with id 2, reason 1
[  164.691300] tun2: deleting peer with id 2, reason 1
[  169.854380] tun0: deleting peer with id 4, reason 2
[  169.854457] tun0: deleting peer with id 3, reason 2
[  169.854490] tun0: deleting peer with id 5, reason 2
[  169.854522] tun0: deleting peer with id 6, reason 2
[  174.845376] tun4: deleting peer with id 4, reason 2
[  174.846374] tun3: deleting peer with id 3, reason 2
[  174.846381] tun5: deleting peer with id 5, reason 2
[  174.909385] tun6: deleting peer with id 6, reason 2