[    1.973996] ip (265) used greatest stack depth: 12432 bytes left
[    2.364619] ip (293) used greatest stack depth: 12384 bytes left
[   61.640357] netem: version 1.3
[   72.730891] ip (3007) used greatest stack depth: 12128 bytes left
[  644.976298] tc (15685) used greatest stack depth: 11936 bytes left
[  711.041910] pm_nl_ctl (18830) used greatest stack depth: 11880 bytes left