[    2.663866] ip (223) used greatest stack depth: 12216 bytes left
[    3.563944] ip (417) used greatest stack depth: 12040 bytes left
[   32.265821] ip (2425) used greatest stack depth: 12008 bytes left
[   45.958190] ip (3261) used greatest stack depth: 11960 bytes left
[   55.447395] netem: version 1.3
[   69.926381] ip (4665) used greatest stack depth: 11936 bytes left
[  564.448015] pm_nl_ctl (24819) used greatest stack depth: 11848 bytes left