[    1.830789] ip (260) used greatest stack depth: 12304 bytes left
[    2.092521] ip (280) used greatest stack depth: 12272 bytes left
[   54.159944] ip (2857) used greatest stack depth: 12248 bytes left
[   54.276749] netem: version 1.3
[   70.034271] ip (3170) used greatest stack depth: 12128 bytes left
[   81.226113] ip (3321) used greatest stack depth: 12000 bytes left
[  599.615601] tc (15679) used greatest stack depth: 11896 bytes left
[  670.863704] pm_nl_ctl (18821) used greatest stack depth: 11744 bytes left