[   31.518953][  T269] ip (269) used greatest stack depth: 24592 bytes left
[   34.069639][  T286] ip (286) used greatest stack depth: 24552 bytes left
[  391.187500][ T2240] netem: version 1.3
[  450.680468][ T2501] ip (2501) used greatest stack depth: 23248 bytes left