[  261.653520][ T2852] netem: version 1.3
[ 1120.075030][   T25] kworker/1:0 (25) used greatest stack depth: 23952 bytes left
[ 1663.895364][T16832] tc (16832) used greatest stack depth: 23104 bytes left
[ 1869.610025][T19971] pm_nl_ctl (19971) used greatest stack depth: 22784 bytes left