[ 6457.399135] Running test [R:12692180 T:24 - Networking TCP: keepalive test - Kernel: 6.0.0-0.rc7.ffb4d94b4314.52.test.fc38.aarch64] [ 6536.731708] device lo entered promiscuous mode [ 6573.286318] device lo left promiscuous mode [ 6580.509998] device lo entered promiscuous mode [ 6617.004453] device lo left promiscuous mode