[  396.886766] tun0: no available key for peer 1, key-id: 0
[  401.380647] iperf3 (10043) used greatest stack depth: 11816 bytes left
[  401.514639] tun2: deleting peer with id 11, reason 4
[  401.514727] tun4: deleting peer with id 13, reason 4
[  401.514755] tun1: deleting peer with id 10, reason 4
[  401.514762] tun3: deleting peer with id 12, reason 4
[  401.514807] tun6: deleting peer with id 15, reason 4
[  401.514850] tun5: deleting peer with id 14, reason 4
[  401.514910] tun0: deleting peer with id 6, reason 4
[  401.521577] tun0: deleting peer with id 5, reason 4
[  401.528604] tun0: deleting peer with id 4, reason 4
[  401.536562] tun0: deleting peer with id 3, reason 4
[  401.543550] tun0: deleting peer with id 2, reason 4
[  401.551589] tun0: deleting peer with id 1, reason 4