[    1.727520] ip (252) used greatest stack depth: 12888 bytes left
[    1.751354] ip (255) used greatest stack depth: 12296 bytes left
[    2.105366] ip (293) used greatest stack depth: 12248 bytes left
[   50.772019] netem: version 1.3
[  561.353893] ip (15383) used greatest stack depth: 12232 bytes left
[  578.633637] tc (16084) used greatest stack depth: 11952 bytes left
[  636.225932] pm_nl_ctl (19256) used greatest stack depth: 11872 bytes left