[   16.969144] ip (1718) used greatest stack depth: 12208 bytes left
[   48.589906] ip (3619) used greatest stack depth: 11960 bytes left
[   51.073326] netem: version 1.3
[   79.145889] ip (4827) used greatest stack depth: 11936 bytes left
[  547.074464] pm_nl_ctl (24826) used greatest stack depth: 11856 bytes left