[    1.958751] ip (294) used greatest stack depth: 12248 bytes left
[    8.616582] ip (1002) used greatest stack depth: 12232 bytes left
[   51.169207] netem: version 1.3
[  568.238920] tc (15679) used greatest stack depth: 11952 bytes left
[  627.645381] pm_nl_ctl (18823) used greatest stack depth: 11832 bytes left