[   29.082013] ip (2402) used greatest stack depth: 12344 bytes left
[   49.006619] ip (3928) used greatest stack depth: 12320 bytes left
[   50.142873] netem: version 1.3
[  120.731196] ip (5198) used greatest stack depth: 12064 bytes left
[  544.058353] pm_nl_ctl (24829) used greatest stack depth: 11864 bytes left