[    1.999055] ip (182) used greatest stack depth: 12352 bytes left
[   49.793338] netem: version 1.3
[   56.510940] ip (4426) used greatest stack depth: 12344 bytes left
[   56.556001] ip (4444) used greatest stack depth: 12080 bytes left
[  529.184505] pm_nl_ctl (24834) used greatest stack depth: 11944 bytes left