[    1.375418] ip (217) used greatest stack depth: 12216 bytes left
[    4.453171] ip (1053) used greatest stack depth: 12008 bytes left
[   50.931948] netem: version 1.3
[  114.382448] ip (5220) used greatest stack depth: 11960 bytes left
[  554.138072] pm_nl_ctl (24831) used greatest stack depth: 11784 bytes left