make -C tools/testing/selftests TARGETS="net/forwarding" TEST_PROGS=ip6gree_hier_key.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-4/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
make[1]: Entering directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
TAP version 13
1..1
# overriding timeout to 21600
# selftests: net/forwarding: ip6gre_hier_key.sh
# 25.05 [+25.05] TEST: GRE hierarchical IPv4-in-IPv6 with key                        [ OK ]
# 28.18 [+3.14] TEST: GRE hierarchical IPv6-in-IPv6 with key                        [ OK ]

DETECTED CRASH, lowering timeout
# 32.26 [+4.08] TEST: ping GRE IPv6, packet size 1800 after MTU change              [ OK ]
# 35.89 [+3.63] TEST: GRE hierarchical IPv4-in-IPv6 with key (new remote)           [ OK ]
# 38.85 [+2.96] TEST: GRE hierarchical IPv6-in-IPv6 with key (new remote)           [ OK ]
# 43.04 [+4.19] TEST: GRE hierarchical IPv4-in-IPv6 with key (old remote)           [ OK ]
# 46.07 [+3.03] TEST: GRE hierarchical IPv6-in-IPv6 with key (old remote)           [ OK ]
ok 1 selftests: net/forwarding: ip6gre_hier_key.sh
make[1]: Leaving directory '/home/virtme/testing-4/tools/testing/selftests/net/forwarding'
make: Leaving directory '/home/virtme/testing-4/tools/testing/selftests'
xx__-> echo $?
0
xx__->