[    1.752913] ip (254) used greatest stack depth: 12296 bytes left
[   30.384534] ip (1547) used greatest stack depth: 12104 bytes left
[   53.586316] netem: version 1.3
[  588.738899] tc (15679) used greatest stack depth: 11952 bytes left
[  645.615871] pm_nl_ctl (18822) used greatest stack depth: 11720 bytes left