[    1.902958] ip (276) used greatest stack depth: 12584 bytes left
[    1.975846] ip (285) used greatest stack depth: 12504 bytes left
[    2.051428] ip (294) used greatest stack depth: 12248 bytes left
[   49.854390] netem: version 1.3
[  566.902982] tc (15679) used greatest stack depth: 11912 bytes left
[  623.863919] pm_nl_ctl (18824) used greatest stack depth: 11752 bytes left