[    2.034916] ip (259) used greatest stack depth: 12432 bytes left
[    2.312286] ip (273) used greatest stack depth: 12384 bytes left
[    5.432843] netem: version 1.3
[   17.210585] mptcp_connect (1982) used greatest stack depth: 12208 bytes left
[   22.575502] mptcp_connect (2433) used greatest stack depth: 11968 bytes left