[   15.223173][  T420] ip (420) used greatest stack depth: 23728 bytes left
[  138.831928][ T4312] netem: version 1.3
[  320.636190][ T6265] ip (6265) used greatest stack depth: 23632 bytes left
[  677.159295][T13095] ip (13095) used greatest stack depth: 23600 bytes left
[ 1033.949313][T24776] pm_nl_ctl (24776) used greatest stack depth: 22896 bytes left