[    1.978500] ip (255) used greatest stack depth: 12344 bytes left
[    2.546519] MPTCP: bogus mpc option on established client sk
[   49.802712] netem: version 1.3
[   56.718428] ip (2225) used greatest stack depth: 12184 bytes left
[  558.607322] tc (11893) used greatest stack depth: 11824 bytes left