[   31.693412][  T281] ip (281) used greatest stack depth: 24160 bytes left
[  480.956089][ T2865] netem: version 1.3
[  543.060051][ T3135] ip (3135) used greatest stack depth: 23744 bytes left
[ 1312.411817][ T6816] pm_nl_ctl (6816) used greatest stack depth: 23520 bytes left
[ 3040.844845][T18879] pm_nl_ctl (18879) used greatest stack depth: 22032 bytes left