[ 1491.859850] Running test [R:13344204 T:13 - Networking TCP: keepalive test - Kernel: 6.2.0-rc6] [ 1564.839748] device lo entered promiscuous mode [ 1600.943205] device lo left promiscuous mode [ 1606.420216] device lo entered promiscuous mode [ 1642.522786] device lo left promiscuous mode