[    1.730553] ip (259) used greatest stack depth: 12184 bytes left
[   51.115421] netem: version 1.3
[  473.658497] ip (14430) used greatest stack depth: 12136 bytes left
[  535.497412] tc (16943) used greatest stack depth: 11928 bytes left
[  590.389657] pm_nl_ctl (20242) used greatest stack depth: 11864 bytes left