[  399.118752] tun0: no available key for peer 1, key-id: 0
[  399.131658] tun0: no available key for peer 2, key-id: 0
[  399.182446] tun0: no available key for peer 6, key-id: 0
[  403.615685] iperf3 (10051) used greatest stack depth: 11792 bytes left
[  403.747916] tun4: deleting peer with id 13, reason 4
[  403.747977] tun2: deleting peer with id 11, reason 4
[  403.747977] tun6: deleting peer with id 15, reason 4
[  403.747985] tun3: deleting peer with id 12, reason 4
[  403.748001] tun5: deleting peer with id 14, reason 4
[  403.748166] tun1: deleting peer with id 10, reason 4
[  403.748295] tun0: deleting peer with id 6, reason 4
[  403.752641] tun0: deleting peer with id 5, reason 4
[  403.760557] tun0: deleting peer with id 4, reason 4
[  403.761567] tun0: deleting peer with id 3, reason 4
[  403.770558] tun0: deleting peer with id 2, reason 4
[  403.778545] tun0: deleting peer with id 1, reason 4