[    1.351777] ip (215) used greatest stack depth: 12216 bytes left
[    2.094704] ip (415) used greatest stack depth: 12184 bytes left
[   16.987920] ip (1719) used greatest stack depth: 11992 bytes left
[   51.237190] netem: version 1.3
[   98.563184] ip (5220) used greatest stack depth: 11936 bytes left
[  538.402603] pm_nl_ctl (24831) used greatest stack depth: 11856 bytes left