[    1.657848] ip (254) used greatest stack depth: 12712 bytes left
[    1.814726] ip (267) used greatest stack depth: 12456 bytes left
[    1.900376] ip (276) used greatest stack depth: 12408 bytes left
[    3.115992] ip (417) used greatest stack depth: 12328 bytes left
[   47.522246] netem: version 1.3
[  546.660112] tc (15680) used greatest stack depth: 11952 bytes left
[  605.112183] pm_nl_ctl (18824) used greatest stack depth: 11872 bytes left