[    2.169335] ip (202) used greatest stack depth: 12080 bytes left
[    2.218981] ip (220) used greatest stack depth: 12072 bytes left
[   50.391561] netem: version 1.3
[   59.573928] ip (4433) used greatest stack depth: 12064 bytes left
[  560.552694] pm_nl_ctl (24825) used greatest stack depth: 11944 bytes left