[    2.267769] ip (260) used greatest stack depth: 12304 bytes left
[    2.742280] ip (288) used greatest stack depth: 12272 bytes left
[   63.416856] netem: version 1.3
[  496.533942] ip (10326) used greatest stack depth: 12128 bytes left
[  631.106925] tc (15590) used greatest stack depth: 11936 bytes left
[  696.368257] pm_nl_ctl (18727) used greatest stack depth: 11800 bytes left