[    2.243746] ip (192) used greatest stack depth: 12424 bytes left
[    2.325616] ip (218) used greatest stack depth: 12128 bytes left
[   50.695465] netem: version 1.3
[   58.126979] ip (4444) used greatest stack depth: 12088 bytes left
[  106.913213] ip (5187) used greatest stack depth: 12072 bytes left
[  533.018162] pm_nl_ctl (24837) used greatest stack depth: 11944 bytes left