[    2.252101] ip (277) used greatest stack depth: 12344 bytes left
[   61.137571] netem: version 1.3
[  103.605895] ip (2943) used greatest stack depth: 12304 bytes left
[  319.558493] ip (5111) used greatest stack depth: 12064 bytes left
[  702.152835] pm_nl_ctl (16879) used greatest stack depth: 11848 bytes left