[    2.127997] ip (253) used greatest stack depth: 12224 bytes left
[   49.147705] netem: version 1.3
[   68.932355] ip (3424) used greatest stack depth: 12016 bytes left
[  571.109326] tc (16942) used greatest stack depth: 11920 bytes left
[  630.037753] pm_nl_ctl (20242) used greatest stack depth: 11784 bytes left