[    1.848448] ip (252) used greatest stack depth: 12296 bytes left
[    2.190482] ip (284) used greatest stack depth: 12248 bytes left
[   50.642261] netem: version 1.3
[  399.511677] ip (8244) used greatest stack depth: 12232 bytes left
[  588.547145] tc (15677) used greatest stack depth: 11952 bytes left
[  646.470932] pm_nl_ctl (18820) used greatest stack depth: 11872 bytes left