[    9.026988][  T191] pktgen: Packet Generator for packet performance testing. Version: 2.75
[   14.375817][  T281] modprobe (281) used greatest stack depth: 24696 bytes left
[   17.462073][  T328] pktgen: wrong command format
[   18.090583][  T192] pktgen: interface: lo@0 is already stopped