[    1.685944] ip (255) used greatest stack depth: 12184 bytes left
[    2.749639] ip (393) used greatest stack depth: 12136 bytes left
[    7.073434] ip (952) used greatest stack depth: 11976 bytes left
[   48.755036] netem: version 1.3
[  538.913319] tc (16942) used greatest stack depth: 11920 bytes left
[  593.458379] pm_nl_ctl (20243) used greatest stack depth: 11872 bytes left