[  398.042109] tun0: no available key for peer 2, key-id: 0
[  398.084631] tun0: no available key for peer 6, key-id: 0
[  402.475212] iperf3 (10066) used greatest stack depth: 11816 bytes left
[  402.648450] tun3: deleting peer with id 12, reason 4
[  402.648454] tun6: deleting peer with id 15, reason 4
[  402.648457] tun1: deleting peer with id 10, reason 4
[  402.648487] tun4: deleting peer with id 13, reason 4
[  402.648497] tun0: deleting peer with id 6, reason 4
[  402.648506] tun5: deleting peer with id 14, reason 4
[  402.648618] tun2: deleting peer with id 11, reason 4
[  402.655600] tun0: deleting peer with id 5, reason 4
[  402.660547] tun0: deleting peer with id 4, reason 4
[  402.666559] tun0: deleting peer with id 3, reason 4
[  402.675544] tun0: deleting peer with id 2, reason 4
[  402.689541] tun0: deleting peer with id 1, reason 4