[    2.530469] ip (288) used greatest stack depth: 12344 bytes left
[    4.188705] ip (421) used greatest stack depth: 12192 bytes left
[   56.417695] netem: version 1.3
[  609.205580] tc (15594) used greatest stack depth: 11936 bytes left
[  676.412986] pm_nl_ctl (18732) used greatest stack depth: 11872 bytes left