[    1.460384] ip (217) used greatest stack depth: 12216 bytes left
[    3.365750] ip (712) used greatest stack depth: 12184 bytes left
[    3.430997] ip (739) used greatest stack depth: 11992 bytes left
[   51.220838] netem: version 1.3
[   59.727177] ip (4477) used greatest stack depth: 11960 bytes left
[  558.527233] pm_nl_ctl (24813) used greatest stack depth: 11856 bytes left