[    1.785721] ip (251) used greatest stack depth: 12096 bytes left
[    2.030051] ip (274) used greatest stack depth: 11968 bytes left
[   51.457925] netem: version 1.3
[  577.360095] tc (16944) used greatest stack depth: 11896 bytes left
[  696.260848] pm_nl_ctl (20248) used greatest stack depth: 11848 bytes left