[  389.954959] tun0: no available key for peer 1, key-id: 0
[  389.966452] tun0: no available key for peer 2, key-id: 0
[  389.977865] tun0: no available key for peer 3, key-id: 0
[  390.000435] tun0: no available key for peer 5, key-id: 0
[  394.436803] iperf3 (9776) used greatest stack depth: 11744 bytes left
[  394.568661] tun1: deleting peer with id 10, reason 4
[  394.568769] tun2: deleting peer with id 11, reason 4
[  394.568780] tun3: deleting peer with id 12, reason 4
[  394.568783] tun6: deleting peer with id 15, reason 4
[  394.568783] tun0: deleting peer with id 6, reason 4
[  394.568797] tun4: deleting peer with id 13, reason 4
[  394.568907] tun5: deleting peer with id 14, reason 4
[  394.573674] tun0: deleting peer with id 5, reason 4
[  394.580684] tun0: deleting peer with id 4, reason 4
[  394.585675] tun0: deleting peer with id 3, reason 4
[  394.599680] tun0: deleting peer with id 2, reason 4
[  394.605660] tun0: deleting peer with id 1, reason 4