[  254.613526][ T2853] netem: version 1.3
[ 1578.438386][   T54] kworker/3:1 (54) used greatest stack depth: 23360 bytes left
[ 1602.795770][T15677] tc (15677) used greatest stack depth: 23112 bytes left
[ 1796.945469][T18824] pm_nl_ctl (18824) used greatest stack depth: 22704 bytes left