[    1.953867] ip (259) used greatest stack depth: 12392 bytes left
[    2.044485] ip (267) used greatest stack depth: 12328 bytes left
[    2.272516] ip (294) used greatest stack depth: 12168 bytes left
[    3.755691] ip (457) used greatest stack depth: 12152 bytes left
[   78.377397] netem: version 1.3
[  652.806872] tc (24873) used greatest stack depth: 11864 bytes left
[  718.103678] pm_nl_ctl (29002) used greatest stack depth: 11816 bytes left