[ 2765.503921] Running test [R:13337301 T:15 - Networking TCP: keepalive test - Kernel: 6.2.0-rc6] 
[ 2839.209650] device lo entered promiscuous mode 
[ 2875.392004] device lo left promiscuous mode 
[ 2881.226663] device lo entered promiscuous mode 
[ 2917.404394] device lo left promiscuous mode