[  231.194165][ T2850] netem: version 1.3
[  251.262272][ T3001] ip (3001) used greatest stack depth: 23808 bytes left
[ 1709.503532][ T1882] kworker/3:2 (1882) used greatest stack depth: 23552 bytes left
[ 1870.760265][T19988] pm_nl_ctl (19988) used greatest stack depth: 22784 bytes left