[    2.467292] ip (293) used greatest stack depth: 12272 bytes left
[    3.710352] ip (397) used greatest stack depth: 12128 bytes left
[   67.824521] netem: version 1.3
[  629.962042] ip (15342) used greatest stack depth: 11976 bytes left
[  634.481506] tc (15680) used greatest stack depth: 11936 bytes left
[  703.043538] pm_nl_ctl (18826) used greatest stack depth: 11880 bytes left