[    1.665618] ip (266) used greatest stack depth: 12504 bytes left
[    1.789872] ip (282) used greatest stack depth: 12456 bytes left
[    1.876121] ip (293) used greatest stack depth: 12392 bytes left
[    2.829032] ip (406) used greatest stack depth: 12248 bytes left
[   49.110797] netem: version 1.3
[  544.755099] ip (15461) used greatest stack depth: 12232 bytes left
[  546.892771] tc (15678) used greatest stack depth: 11952 bytes left
[  607.772739] pm_nl_ctl (18823) used greatest stack depth: 11832 bytes left