[  401.300155] tun0: no available key for peer 4, key-id: 0
[  401.313218] tun0: no available key for peer 5, key-id: 0
[  401.325906] tun0: no available key for peer 6, key-id: 0
[  405.757875] iperf3 (10047) used greatest stack depth: 11832 bytes left
[  405.931431] tun2: deleting peer with id 11, reason 4
[  405.931514] tun1: deleting peer with id 10, reason 4
[  405.931518] tun6: deleting peer with id 15, reason 4
[  405.931520] tun4: deleting peer with id 13, reason 4
[  405.931547] tun3: deleting peer with id 12, reason 4
[  405.931646] tun5: deleting peer with id 14, reason 4
[  405.931751] tun0: deleting peer with id 6, reason 4
[  405.938768] tun0: deleting peer with id 5, reason 4
[  405.946764] tun0: deleting peer with id 4, reason 4
[  405.953760] tun0: deleting peer with id 3, reason 4
[  405.962758] tun0: deleting peer with id 2, reason 4
[  405.966814] tun0: deleting peer with id 1, reason 4