[    1.808845] ip (265) used greatest stack depth: 12392 bytes left
[    2.074037] ip (294) used greatest stack depth: 12216 bytes left
[   49.940004] netem: version 1.3
[   83.726212] ip (3568) used greatest stack depth: 12168 bytes left
[  556.582122] tc (16942) used greatest stack depth: 11896 bytes left
[  612.904384] pm_nl_ctl (20243) used greatest stack depth: 11864 bytes left