[   48.193850][  T376] ip (376) used greatest stack depth: 23728 bytes left
[  411.132565][ T2392] netem: version 1.3
[  420.569001][ T2422] ip (2422) used greatest stack depth: 23664 bytes left
[ 1162.011162][ T5899] ip (5899) used greatest stack depth: 23632 bytes left