[   34.528427][  T259] ip (259) used greatest stack depth: 24064 bytes left
[   40.895241][  T287] ip (287) used greatest stack depth: 23696 bytes left
[  395.086903][ T2239] netem: version 1.3
[ 1279.136118][ T6426] ip (6426) used greatest stack depth: 23496 bytes left