[  553.065718][ T5347] netem: version 1.3
[ 1474.696572][T12142] ip (12142) used greatest stack depth: 23744 bytes left
[ 2365.365852][T21152] ip (21152) used greatest stack depth: 23376 bytes left
[ 3046.723914][T29002] pm_nl_ctl (29002) used greatest stack depth: 22784 bytes left