[    1.755015] ip (257) used greatest stack depth: 12296 bytes left
[    2.021143] ip (285) used greatest stack depth: 12248 bytes left
[   51.151961] netem: version 1.3
[  128.181412] ip (3895) used greatest stack depth: 12232 bytes left
[  571.443057] tc (15678) used greatest stack depth: 11952 bytes left
[  627.464619] pm_nl_ctl (18823) used greatest stack depth: 11872 bytes left