[    1.816985] ip (267) used greatest stack depth: 12344 bytes left
[    1.978965] ip (285) used greatest stack depth: 11928 bytes left
[   64.258818] netem: version 1.3
[  628.301490] tc (23603) used greatest stack depth: 11880 bytes left
[  690.914325] pm_nl_ctl (27732) used greatest stack depth: 11800 bytes left