[    1.455549] ip (254) used greatest stack depth: 12312 bytes left
[    1.461368] ip (256) used greatest stack depth: 12232 bytes left
[   51.129666] netem: version 1.3
[   56.849042] ip (4468) used greatest stack depth: 12216 bytes left
[   71.824440] ip (4821) used greatest stack depth: 12168 bytes left
[   90.251921] ip (5204) used greatest stack depth: 12008 bytes left
[  530.941469] pm_nl_ctl (24832) used greatest stack depth: 11856 bytes left