[  347.610461][ T3074] netem: version 1.3
[  670.930735][ T4840] ip (4840) used greatest stack depth: 23328 bytes left
[ 1495.390724][T10846] ip (10846) used greatest stack depth: 23264 bytes left
[ 2465.675534][T20246] pm_nl_ctl (20246) used greatest stack depth: 22848 bytes left