[    2.897752] ip (295) used greatest stack depth: 12344 bytes left
[   63.844638] netem: version 1.3
[   84.196097] ip (3140) used greatest stack depth: 12288 bytes left
[  577.843329] ip (14121) used greatest stack depth: 12064 bytes left
[  630.276856] tc (15487) used greatest stack depth: 11936 bytes left
[  693.877808] pm_nl_ctl (18611) used greatest stack depth: 11864 bytes left