[  874.806474][    C1] tun0: no available key for peer 1, key-id: 0
[  875.164414][    C2] tun0: no available key for peer 5, key-id: 0
[  885.335771][ T6439] iperf3 (6439) used greatest stack depth: 23024 bytes left
[  885.530707][ T6393] tun2: deleting peer with id 11, reason 4
[  885.532640][ T6402] tun5: deleting peer with id 14, reason 4
[  885.533479][ T6390] tun1: deleting peer with id 10, reason 4
[  885.533910][ T6396] tun3: deleting peer with id 12, reason 4
[  885.536496][ T6405] tun0: deleting peer with id 6, reason 4
[  885.536520][ T6399] tun4: deleting peer with id 13, reason 4
[  885.537530][ T6406] tun6: deleting peer with id 15, reason 4
[  885.542729][ T6405] tun0: deleting peer with id 5, reason 4
[  885.552499][ T6405] tun0: deleting peer with id 4, reason 4
[  885.561454][ T6405] tun0: deleting peer with id 3, reason 4
[  885.571742][ T6405] tun0: deleting peer with id 2, reason 4
[  885.578730][ T6405] tun0: deleting peer with id 1, reason 4
[  894.207930][  T111] kmemleak: 1 new suspected memory leaks (see /sys/kernel/debug/kmemleak)