[ 5272.315989] Running test [R:13334952 T:27 - Networking tunnel: permtest - Kernel: 6.2.0-rc6]
 [ 5273.899390] tun: Universal TUN/TAP device driver, 1.6
 [ 5274.081461] IPv6: ADDRCONF(NETDEV_CHANGE): tun_a: link becomes ready
 [ 5274.107755] IPv6: ADDRCONF(NETDEV_CHANGE): tap_a: link becomes ready