[   17.099907] ip (1685) used greatest stack depth: 12352 bytes left
[   50.374216] netem: version 1.3
[   55.855846] ip (4425) used greatest stack depth: 12344 bytes left
[   70.678704] ip (4777) used greatest stack depth: 12312 bytes left
[  515.109277] pm_nl_ctl (24829) used greatest stack depth: 11944 bytes left