[    2.612459] ip (257) used greatest stack depth: 12344 bytes left
[    3.321015] MPTCP: bogus mpc option on established client sk
[   41.826314] ip (1683) used greatest stack depth: 12296 bytes left
[   52.880334] netem: version 1.3
[  325.861518] ip (4800) used greatest stack depth: 12168 bytes left
[  516.484598] ip (9299) used greatest stack depth: 12056 bytes left