[    2.002731] ip (285) used greatest stack depth: 12272 bytes left
[   47.112572] netem: version 1.3
[   83.936660] ip (3301) used greatest stack depth: 12000 bytes left
[  567.246483] tc (15678) used greatest stack depth: 11936 bytes left
[  625.001302] pm_nl_ctl (18823) used greatest stack depth: 11880 bytes left