[    2.116378] ip (197) used greatest stack depth: 12296 bytes left
[   16.843252] ip (1660) used greatest stack depth: 12056 bytes left
[   50.003380] netem: version 1.3
[  129.405270] ip (5196) used greatest stack depth: 12024 bytes left
[  556.580468] pm_nl_ctl (24823) used greatest stack depth: 11864 bytes left