[    2.974159] ip (290) used greatest stack depth: 12400 bytes left
[    3.005959] ip (292) used greatest stack depth: 12384 bytes left
[   46.096574] ip (1865) used greatest stack depth: 12128 bytes left
[   67.126026] netem: version 1.3
[  652.630328] tc (15685) used greatest stack depth: 11936 bytes left
[  717.310682] pm_nl_ctl (18830) used greatest stack depth: 11880 bytes left