[    2.214282] ip (288) used greatest stack depth: 12344 bytes left
[   46.324529] ip (2550) used greatest stack depth: 12192 bytes left
[   54.741725] netem: version 1.3
[  628.033262] tc (15594) used greatest stack depth: 11936 bytes left
[  694.978199] pm_nl_ctl (18733) used greatest stack depth: 11624 bytes left