[  400.594921] tun0: no available key for peer 1, key-id: 0
[  405.108023] iperf3 (10220) used greatest stack depth: 11816 bytes left
[  405.277160] tun2: deleting peer with id 11, reason 4
[  405.277273] tun4: deleting peer with id 13, reason 4
[  405.277277] tun6: deleting peer with id 15, reason 4
[  405.277335] tun5: deleting peer with id 14, reason 4
[  405.277351] tun1: deleting peer with id 10, reason 4
[  405.277393] tun3: deleting peer with id 12, reason 4
[  405.277395] tun0: deleting peer with id 6, reason 4
[  405.279918] tun0: deleting peer with id 5, reason 4
[  405.288903] tun0: deleting peer with id 4, reason 4
[  405.295901] tun0: deleting peer with id 3, reason 4
[  405.302895] tun0: deleting peer with id 2, reason 4
[  405.308921] tun0: deleting peer with id 1, reason 4