[    1.800912] ip (245) used greatest stack depth: 12392 bytes left
[    2.008172] ip (257) used greatest stack depth: 12344 bytes left
[    2.475721] MPTCP: bogus mpc option on established client sk
[   35.566447] ip (1377) used greatest stack depth: 12024 bytes left
[   49.923036] netem: version 1.3
[  588.948651] tc (11897) used greatest stack depth: 11872 bytes left