[  318.892968][ T3080] netem: version 1.3
[  600.887611][ T4492] ip (4492) used greatest stack depth: 23920 bytes left
[ 1626.197714][T12441] ip (12441) used greatest stack depth: 23192 bytes left
[ 2393.263350][T20238] pm_nl_ctl (20238) used greatest stack depth: 22608 bytes left