[    1.747529] ip (252) used greatest stack depth: 12552 bytes left
[    1.895447] ip (265) used greatest stack depth: 12440 bytes left
[    1.977636] ip (275) used greatest stack depth: 12392 bytes left
[    2.148980] ip (293) used greatest stack depth: 12200 bytes left
[   51.652315] netem: version 1.3
[  483.244925] ip (13595) used greatest stack depth: 12120 bytes left
[  555.461858] tc (16939) used greatest stack depth: 11872 bytes left
[  614.943970] pm_nl_ctl (20239) used greatest stack depth: 11864 bytes left