[    2.069493] ip (264) used greatest stack depth: 12496 bytes left
[    2.476275] ip (292) used greatest stack depth: 12384 bytes left
[   61.789991] netem: version 1.3
[  353.612988] pm_nl_ctl (6803) used greatest stack depth: 12336 bytes left
[  415.011567] ip (8807) used greatest stack depth: 12104 bytes left
[  627.085675] tc (15686) used greatest stack depth: 11936 bytes left
[  694.073330] pm_nl_ctl (18829) used greatest stack depth: 11624 bytes left