[  338.484236][ T3081] netem: version 1.3
[  454.681700][ T3720] ip (3720) used greatest stack depth: 24160 bytes left
[  730.836893][ T5409] ip (5409) used greatest stack depth: 23616 bytes left
[ 2419.013904][T20252] pm_nl_ctl (20252) used greatest stack depth: 22736 bytes left