[    1.810305] ip (255) used greatest stack depth: 12552 bytes left
[    1.863991] ip (260) used greatest stack depth: 12168 bytes left
[    2.242853] ip (295) used greatest stack depth: 11944 bytes left
[   53.957675] netem: version 1.3
[  544.276751] tc (16941) used greatest stack depth: 11896 bytes left
[  661.848573] pm_nl_ctl (20243) used greatest stack depth: 11848 bytes left