make -C tools/testing/selftests TARGETS="net/netfilter" TEST_PROGS=conntraack_clash.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing/wt-15/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing/wt-15/tools/testing/selftests/net/netfilter'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing/wt-15/tools/testing/selftests/net/netfilter'
make[1]: Entering directory '/home/virtme/testing/wt-15/tools/testing/selftests/net/netfilter'
TAP version 13
1..1
# timeout set to 1800
# selftests: net/netfilter: conntrack_clash.sh
# !!!malformed message: len=0
# !!!malformed message: len=0
# !!!malformed message: len=0
# !!!malformed message: len=0
# !!!malformed message: len=0
# !!!malformed message: len=0
# !!!malformed message: len=0
# !!!malformed message: len=0
# !!!malformed message: len=0
# !!!malformed message: len=0
# !!!malformed message: len=0
# Error: Nexthop has invalid gateway.
# Error: Nexthop has invalid gateway.
# ping: connect: Network is unreachable
# FAIL: ping from nsclient1-gSBe2Y to 10.0.1.99
not ok 1 selftests: net/netfilter: conntrack_clash.sh # exit=1
make[1]: Leaving directory '/home/virtme/testing/wt-15/tools/testing/selftests/net/netfilter'
make: Leaving directory '/home/virtme/testing/wt-15/tools/testing/selftests'
xx__-> echo $?
0
xx__->