[    2.455766] ip (284) used greatest stack depth: 12360 bytes left
[    2.561295] ip (294) used greatest stack depth: 12344 bytes left
[   11.248975] ip (943) used greatest stack depth: 12304 bytes left
[   56.335038] netem: version 1.3
[  597.431490] ip (13213) used greatest stack depth: 12288 bytes left
[  615.898827] tc (13806) used greatest stack depth: 11936 bytes left
[  684.408301] pm_nl_ctl (16879) used greatest stack depth: 11560 bytes left