[    2.040570] ip (257) used greatest stack depth: 12344 bytes left
[    2.550979] MPTCP: bogus mpc option on established client sk
[    9.623407] ip (828) used greatest stack depth: 12056 bytes left
[   50.348997] netem: version 1.3
[  581.580158] tc (11908) used greatest stack depth: 11824 bytes left