[    1.488707] ip (254) used greatest stack depth: 12144 bytes left
[   49.898521] netem: version 1.3
[  370.878661] ip (8760) used greatest stack depth: 12096 bytes left
[  560.800762] tc (16943) used greatest stack depth: 11872 bytes left
[  617.984172] pm_nl_ctl (20243) used greatest stack depth: 11864 bytes left