[  388.049931] tun0: no available key for peer 3, key-id: 0
[  388.061368] tun0: no available key for peer 4, key-id: 0
[  388.072821] tun0: no available key for peer 5, key-id: 0
[  388.084090] tun0: no available key for peer 6, key-id: 0
[  392.507707] iperf3 (9778) used greatest stack depth: 11744 bytes left
[  392.679138] tun1: deleting peer with id 10, reason 4
[  392.679223] tun4: deleting peer with id 13, reason 4
[  392.679225] tun6: deleting peer with id 15, reason 4
[  392.679269] tun5: deleting peer with id 14, reason 4
[  392.679367] tun3: deleting peer with id 12, reason 4
[  392.679443] tun0: deleting peer with id 6, reason 4
[  392.679447] tun2: deleting peer with id 11, reason 4
[  392.680628] tun0: deleting peer with id 5, reason 4
[  392.684585] tun0: deleting peer with id 4, reason 4
[  392.693582] tun0: deleting peer with id 3, reason 4
[  392.700587] tun0: deleting peer with id 2, reason 4
[  392.709574] tun0: deleting peer with id 1, reason 4