[    1.953499] ip (258) used greatest stack depth: 12248 bytes left
[   10.711356] ip (1154) used greatest stack depth: 12056 bytes left
[   51.394636] netem: version 1.3
[  576.619230] tc (15678) used greatest stack depth: 11952 bytes left
[  634.079654] pm_nl_ctl (18825) used greatest stack depth: 11856 bytes left