[  400.765793] tun0: no available key for peer 1, key-id: 0
[  400.790105] tun0: no available key for peer 3, key-id: 0
[  400.801925] tun0: no available key for peer 4, key-id: 0
[  400.813864] tun0: no available key for peer 5, key-id: 0
[  405.247426] iperf3 (10212) used greatest stack depth: 11816 bytes left
[  405.419626] tun2: deleting peer with id 11, reason 4
[  405.419737] tun5: deleting peer with id 14, reason 4
[  405.419741] tun1: deleting peer with id 10, reason 4
[  405.419742] tun4: deleting peer with id 13, reason 4
[  405.419762] tun3: deleting peer with id 12, reason 4
[  405.419908] tun6: deleting peer with id 15, reason 4
[  405.419911] tun0: deleting peer with id 6, reason 4
[  405.424717] tun0: deleting peer with id 5, reason 4
[  405.429659] tun0: deleting peer with id 4, reason 4
[  405.436661] tun0: deleting peer with id 3, reason 4
[  405.450647] tun0: deleting peer with id 2, reason 4
[  405.457646] tun0: deleting peer with id 1, reason 4