[    1.346687] ip (216) used greatest stack depth: 12216 bytes left
[    1.421732] ip (238) used greatest stack depth: 11960 bytes left
[   36.387560] ip (3113) used greatest stack depth: 11952 bytes left
[   50.542169] netem: version 1.3
[  520.317249] tc (21121) used greatest stack depth: 11864 bytes left
[  565.073955] pm_nl_ctl (24831) used greatest stack depth: 11856 bytes left