[    1.918584] ip (257) used greatest stack depth: 12344 bytes left
[    2.402061] MPTCP: bogus mpc option on established client sk
[   15.581665] ip (1004) used greatest stack depth: 12200 bytes left
[   34.190158] ip (1364) used greatest stack depth: 12072 bytes left
[   47.304931] netem: version 1.3
[   57.989872] ip (2232) used greatest stack depth: 12024 bytes left
[  583.994044] tc (11911) used greatest stack depth: 11872 bytes left