[    1.511439] ip (266) used greatest stack depth: 12488 bytes left
[    1.562564] ip (273) used greatest stack depth: 12392 bytes left
[    1.708675] ip (294) used greatest stack depth: 12216 bytes left
[    2.422626] ip (393) used greatest stack depth: 12168 bytes left
[   59.874531] netem: version 1.3
[  381.888781] ip (8157) used greatest stack depth: 12120 bytes left
[  636.971689] pm_nl_ctl (20244) used greatest stack depth: 11864 bytes left