[   33.361485][  T271] ip (271) used greatest stack depth: 24088 bytes left
[   81.550161][  T630] ip (630) used greatest stack depth: 23760 bytes left
[  311.990566][ T2131] netem: version 1.3
[ 1871.396799][T12235] ip (12235) used greatest stack depth: 23680 bytes left