[    1.679502] ip (252) used greatest stack depth: 12304 bytes left
[    1.999546] ip (285) used greatest stack depth: 12272 bytes left
[   35.401685] ip (1877) used greatest stack depth: 12000 bytes left
[   48.672473] netem: version 1.3
[  565.801873] tc (15678) used greatest stack depth: 11936 bytes left
[  623.433341] pm_nl_ctl (18823) used greatest stack depth: 11880 bytes left