[ 1427.069879] pktgen: Packet Generator for packet performance testing. Version: 2.75
[ 1427.275981] pktgen: interface: lo@0 is already stopped
[ 1428.187027] pktgen: wrong command format
[ 1429.404984] page_pool_release_retry() stalled pool shutdown: id 9, 5 inflight 60 sec