ipv4 no GRO ok no GRO chk cmsg ok GRO ok GRO chk cmsg ok GRO with custom segment size ok GRO with custom segment size cmsg ok bad GRO lookup ok multiple GRO socks ok ipv6 no GRO ok no GRO chk cmsg ok GRO ok GRO chk cmsg ok GRO with custom segment size ok GRO with custom segment size cmsg ok bad GRO lookup ok multiple GRO socks ok :: [ PASS ] :: Test '24..57 selftests: net:udpgro.sh [PASS]'