[    1.873302] ip (258) used greatest stack depth: 12392 bytes left
[    2.209878] ip (280) used greatest stack depth: 12344 bytes left
[   62.262801] netem: version 1.3
[  121.057667] ip (3464) used greatest stack depth: 12240 bytes left
[  698.330941] pm_nl_ctl (18731) used greatest stack depth: 11784 bytes left