[   23.659002][  T421] ip (421) used greatest stack depth: 23728 bytes left
[  239.007200][ T2851] netem: version 1.3
[  257.209955][ T2993] ip (2993) used greatest stack depth: 23288 bytes left
[ 1770.191729][T18820] pm_nl_ctl (18820) used greatest stack depth: 22416 bytes left