[  496.490635][ T2860] netem: version 1.3
[  614.196100][ T3362] ip (3362) used greatest stack depth: 24336 bytes left
[  821.267114][ T4186] ip (4186) used greatest stack depth: 23696 bytes left
[ 3015.927173][T18868] pm_nl_ctl (18868) used greatest stack depth: 22496 bytes left