[    1.882008] ip (258) used greatest stack depth: 12344 bytes left
[    2.299739] MPTCP: bogus mpc option on established client sk
[   10.097052] ip (928) used greatest stack depth: 12184 bytes left
[   49.711669] netem: version 1.3
[  582.988622] tc (11908) used greatest stack depth: 11872 bytes left