[   15.261837][  T536] ip (536) used greatest stack depth: 23416 bytes left
[  121.570713][ T4273] netem: version 1.3
[  662.785492][T13437] ip (13437) used greatest stack depth: 23160 bytes left
[  991.486473][T24803] pm_nl_ctl (24803) used greatest stack depth: 22256 bytes left