[    2.028152] ip (266) used greatest stack depth: 12344 bytes left
[    2.436432] MPTCP: bogus mpc option on established client sk
[   36.605815] ip (1457) used greatest stack depth: 12152 bytes left
[   51.028851] netem: version 1.3
[  581.545435] tc (11898) used greatest stack depth: 11824 bytes left