[  446.393777][ T4322] netem: version 1.3
[  907.555394][ T7068] ip (7068) used greatest stack depth: 24144 bytes left
[ 1100.274365][ T8359] ip (8359) used greatest stack depth: 23296 bytes left
[ 2774.435606][T24725] pm_nl_ctl (24725) used greatest stack depth: 22704 bytes left