[ 2977.843254] Running test [R:13300569 T:17 - Networking route: pmtu - Kernel:  
6.2.0-0.rc5.5af6ce704936.42.test.fc38.s390x]                                     
[ 2978.619816] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_client: link becomes ready   
[ 2978.639489] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_server: link becomes ready   
[ 2978.642632] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_route0: link becomes ready   
[ 2979.600059] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_client_r: link becomes ready 
                                                                                 
[ 3090.718410] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_client: link becomes ready   
[ 3090.737953] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_server: link becomes ready   
[ 3090.740824] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_route0: link becomes ready