[   33.271927][  T260] ip (260) used greatest stack depth: 24064 bytes left
[   39.191921][  T286] ip (286) used greatest stack depth: 23904 bytes left
[   41.404670][  T297] ip (297) used greatest stack depth: 23072 bytes left
[  413.336118][ T2375] netem: version 1.3