[    2.151675] ip (296) used greatest stack depth: 12344 bytes left
[   57.722202] netem: version 1.3
[   96.828680] ip (2945) used greatest stack depth: 12288 bytes left
[  443.236752] ip (8349) used greatest stack depth: 12192 bytes left
[  616.289424] tc (13805) used greatest stack depth: 11936 bytes left
[  683.002241] pm_nl_ctl (16720) used greatest stack depth: 11816 bytes left