[    2.079630] ip (259) used greatest stack depth: 12392 bytes left
[    2.510960] ip (287) used greatest stack depth: 12360 bytes left
[    3.410129] ip (357) used greatest stack depth: 12344 bytes left
[   57.692185] netem: version 1.3
[  363.780210] pm_nl_ctl (6047) used greatest stack depth: 12304 bytes left
[  445.507728] ip (8229) used greatest stack depth: 12032 bytes left
[  624.479698] tc (13807) used greatest stack depth: 11936 bytes left
[  692.216708] pm_nl_ctl (16886) used greatest stack depth: 11808 bytes left