[    2.633539] ip (292) used greatest stack depth: 12384 bytes left
[    3.799576] ip (387) used greatest stack depth: 12368 bytes left
[   64.977911] netem: version 1.3
[  338.256515] ip (6061) used greatest stack depth: 12360 bytes left
[  373.717514] pm_nl_ctl (6801) used greatest stack depth: 12336 bytes left
[  642.204366] ip (15318) used greatest stack depth: 12304 bytes left
[  647.141396] tc (15683) used greatest stack depth: 11936 bytes left
[  714.571042] pm_nl_ctl (18828) used greatest stack depth: 11880 bytes left