[    1.972741] ip (294) used greatest stack depth: 12248 bytes left
[   22.272047] ip (1430) used greatest stack depth: 12104 bytes left
[   48.428014] netem: version 1.3
[  559.796569] tc (15680) used greatest stack depth: 11952 bytes left
[  615.749025] pm_nl_ctl (18825) used greatest stack depth: 11864 bytes left