[    2.371978] ip (283) used greatest stack depth: 12384 bytes left
[   43.498050] ip (2153) used greatest stack depth: 12128 bytes left
[   56.807579] netem: version 1.3
[  626.018395] tc (15687) used greatest stack depth: 11936 bytes left
[  692.157464] pm_nl_ctl (18831) used greatest stack depth: 11608 bytes left