make -C tools/testing/selftests TARGETS="net" TEST_PROGS=test_bridge_neighh_suppress.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-1/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-1/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-1/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing-1/tools/testing/selftests/net'
TAP version 13
1..1
# timeout set to 3600
# selftests: net: test_bridge_neigh_suppress.sh
# sysctl: cannot stat /proc/sys/net/ipv6/conf/all/keep_addr_on_down: No such file or directory
not ok 1 selftests: net: test_bridge_neigh_suppress.sh # exit=255
make[1]: Leaving directory '/home/virtme/testing-1/tools/testing/selftests/net'
make: Leaving directory '/home/virtme/testing-1/tools/testing/selftests'
xx__-> echo $?
0
xx__->