[    2.623518] ip (277) used greatest stack depth: 12344 bytes left
[   40.925548] ip (1709) used greatest stack depth: 12192 bytes left
[   59.093839] netem: version 1.3
[  378.133082] ip (7745) used greatest stack depth: 12064 bytes left
[  666.061990] pm_nl_ctl (18730) used greatest stack depth: 11840 bytes left