[    2.303593] ip (288) used greatest stack depth: 12344 bytes left
[   55.094070] netem: version 1.3
[  137.064697] ip (3924) used greatest stack depth: 12192 bytes left
[  382.398517] ip (7583) used greatest stack depth: 12160 bytes left
[  676.704648] pm_nl_ctl (18733) used greatest stack depth: 11872 bytes left