[    1.743947] ip (246) used greatest stack depth: 12392 bytes left
[    1.916537] ip (258) used greatest stack depth: 12344 bytes left
[    2.004147] ip (267) used greatest stack depth: 12056 bytes left
[    2.448988] MPTCP: bogus mpc option on established client sk
[   48.552676] netem: version 1.3
[  566.571194] tc (11926) used greatest stack depth: 11872 bytes left