[ 4529.540899] Running test [R:13328465 T:22 - Networking TCP: keepalive test - Kernel: 6.2.0-rc6] 
[-- MARK -- Thu Feb  2 23:35:00 2023] 
[ 4605.916767] device lo entered promiscuous mode 
[ 4642.058199] device lo left promiscuous mode 
[ 4647.879385] device lo entered promiscuous mode 
[ 4684.020248] device lo left promiscuous mode