[  397.838473] tun0: no available key for peer 2, key-id: 0
[  397.851079] tun0: no available key for peer 3, key-id: 0
[  397.876498] tun0: no available key for peer 5, key-id: 0
[  402.318583] iperf3 (9921) used greatest stack depth: 11816 bytes left
[  402.488393] tun1: deleting peer with id 10, reason 4
[  402.488560] tun3: deleting peer with id 12, reason 4
[  402.488567] tun2: deleting peer with id 11, reason 4
[  402.488599] tun0: deleting peer with id 6, reason 4
[  402.488612] tun4: deleting peer with id 13, reason 4
[  402.488855] tun6: deleting peer with id 15, reason 4
[  402.488931] tun5: deleting peer with id 14, reason 4
[  402.494882] tun0: deleting peer with id 5, reason 4
[  402.503826] tun0: deleting peer with id 4, reason 4
[  402.510824] tun0: deleting peer with id 3, reason 4
[  402.523821] tun0: deleting peer with id 2, reason 4
[  402.529810] tun0: deleting peer with id 1, reason 4