[  397.535503] tun0: no available key for peer 1, key-id: 0
[  397.563625] tun0: no available key for peer 3, key-id: 0
[  397.577507] tun0: no available key for peer 4, key-id: 0
[  397.591140] tun0: no available key for peer 5, key-id: 0
[  402.046562] iperf3 (10048) used greatest stack depth: 11816 bytes left
[  402.261728] tun1: deleting peer with id 10, reason 4
[  402.261899] tun3: deleting peer with id 12, reason 4
[  402.261900] tun2: deleting peer with id 11, reason 4
[  402.261901] tun4: deleting peer with id 13, reason 4
[  402.261903] tun6: deleting peer with id 15, reason 4
[  402.261920] tun0: deleting peer with id 6, reason 4
[  402.262097] tun5: deleting peer with id 14, reason 4
[  402.264778] tun0: deleting peer with id 5, reason 4
[  402.274736] tun0: deleting peer with id 4, reason 4
[  402.280794] tun0: deleting peer with id 3, reason 4
[  402.288728] tun0: deleting peer with id 2, reason 4
[  402.298713] tun0: deleting peer with id 1, reason 4