[    1.909099] ip (255) used greatest stack depth: 12344 bytes left
[    2.475212] MPTCP: bogus mpc option on established client sk
[   15.796425] ip (1016) used greatest stack depth: 12264 bytes left
[   49.940611] netem: version 1.3
[  591.642122] tc (11903) used greatest stack depth: 11824 bytes left