[  270.334748][ T2853] netem: version 1.3
[  278.397131][ T2884] ip (2884) used greatest stack depth: 23992 bytes left
[  849.794091][ T6863] ip (6863) used greatest stack depth: 23872 bytes left
[ 1838.865729][T18827] pm_nl_ctl (18827) used greatest stack depth: 22448 bytes left