[   12.331554] ip (220) used greatest stack depth: 12312 bytes left
[   12.438887] ip (255) used greatest stack depth: 12072 bytes left
[   14.169202] ip (709) used greatest stack depth: 12032 bytes left
[   62.858122] netem: version 1.3
[   82.584874] ip (4651) used greatest stack depth: 12024 bytes left
[  576.253438] pm_nl_ctl (24856) used greatest stack depth: 11856 bytes left