[    1.988743] ip (259) used greatest stack depth: 12304 bytes left
[    2.327086] ip (281) used greatest stack depth: 12272 bytes left
[   45.611169] ip (2290) used greatest stack depth: 12112 bytes left
[   57.838604] netem: version 1.3
[  639.432307] tc (15680) used greatest stack depth: 11936 bytes left
[  707.830894] pm_nl_ctl (18824) used greatest stack depth: 11704 bytes left