[    1.637905] ip (253) used greatest stack depth: 12152 bytes left
[   40.824890] ip (2767) used greatest stack depth: 11896 bytes left
[   75.870700] netem: version 1.3
[  610.877301] tc (24870) used greatest stack depth: 11864 bytes left
[  672.945251] pm_nl_ctl (29000) used greatest stack depth: 11856 bytes left