[  150.574592] ip (2154) used greatest stack depth: 12000 bytes left
[  155.797899] tun0: no available key for peer 6, key-id: 0
[  162.138073] iperf3 (2436) used greatest stack depth: 11872 bytes left
[  162.512674] tun0: deleting peer with id 1, reason 1
[  162.526202] tun1: deleting peer with id 1, reason 1
[  164.637003] tun0: deleting peer with id 2, reason 1
[  164.655126] tun2: deleting peer with id 2, reason 1
[  169.801150] tun0: deleting peer with id 4, reason 2
[  169.801254] tun0: deleting peer with id 3, reason 2
[  169.801323] tun0: deleting peer with id 5, reason 2
[  169.801390] tun0: deleting peer with id 6, reason 2
[  174.856153] tun4: deleting peer with id 4, reason 2
[  174.857153] tun6: deleting peer with id 6, reason 2
[  174.857160] tun5: deleting peer with id 5, reason 2
[  174.857206] tun3: deleting peer with id 3, reason 2