[  252.379286][ T2454] ip (2454) used greatest stack depth: 24184 bytes left
[  323.310391][ T3082] netem: version 1.3
[  487.034565][ T3899] ip (3899) used greatest stack depth: 23984 bytes left
[  565.158360][ T4338] ip (4338) used greatest stack depth: 23688 bytes left
[ 2388.371527][T20256] pm_nl_ctl (20256) used greatest stack depth: 22800 bytes left