[    1.906180] ip (267) used greatest stack depth: 12408 bytes left
[    1.997576] ip (276) used greatest stack depth: 12344 bytes left
[    2.181096] ip (294) used greatest stack depth: 12216 bytes left
[   53.052931] netem: version 1.3
[  531.230184] ip (16184) used greatest stack depth: 12136 bytes left
[  547.493521] tc (16938) used greatest stack depth: 11928 bytes left
[  603.841451] pm_nl_ctl (20239) used greatest stack depth: 11800 bytes left