[    1.674911] ip (258) used greatest stack depth: 12136 bytes left
[    5.500281] ip (705) used greatest stack depth: 12040 bytes left
[   48.922020] netem: version 1.3
[  558.222136] tc (16942) used greatest stack depth: 11920 bytes left
[  616.950127] pm_nl_ctl (20243) used greatest stack depth: 11832 bytes left