[    2.303045] ip (265) used greatest stack depth: 12536 bytes left
[    2.480865] ip (284) used greatest stack depth: 12344 bytes left
[    2.563815] ip (293) used greatest stack depth: 12184 bytes left
[   69.969970] ip (4290) used greatest stack depth: 12152 bytes left
[   70.076185] netem: version 1.3
[  634.076078] tc (23605) used greatest stack depth: 11880 bytes left
[  702.131690] pm_nl_ctl (27734) used greatest stack depth: 11848 bytes left