[   22.541977] ip (1884) used greatest stack depth: 11968 bytes left
[   48.620442] ip (3611) used greatest stack depth: 11960 bytes left
[   51.176163] netem: version 1.3
[  105.907223] ip (5211) used greatest stack depth: 11936 bytes left
[  547.335011] pm_nl_ctl (24825) used greatest stack depth: 11856 bytes left