[    2.028090] ip (260) used greatest stack depth: 12304 bytes left
[    2.497171] ip (291) used greatest stack depth: 12272 bytes left
[   64.840876] netem: version 1.3
[  431.684952] ip (9596) used greatest stack depth: 12128 bytes left
[  603.411710] tc (15684) used greatest stack depth: 11896 bytes left
[  669.149938] pm_nl_ctl (18829) used greatest stack depth: 11848 bytes left