[    1.869905] ip (277) used greatest stack depth: 12520 bytes left
[    1.896322] ip (280) used greatest stack depth: 12440 bytes left
[    1.952398] ip (286) used greatest stack depth: 12248 bytes left
[   49.781640] netem: version 1.3
[  140.641683] ip (3888) used greatest stack depth: 12232 bytes left
[  644.361651] tc (20914) used greatest stack depth: 11952 bytes left
[  701.796246] pm_nl_ctl (24054) used greatest stack depth: 11872 bytes left