[  513.992611][ T2870] netem: version 1.3
[  842.497041][ T4192] ip (4192) used greatest stack depth: 24016 bytes left
[ 1807.664504][   T59] kworker/3:1 (59) used greatest stack depth: 22736 bytes left
[ 3072.138992][T18861] pm_nl_ctl (18861) used greatest stack depth: 21280 bytes left