make -C tools/testing/selftests TARGETS="net/<ROGS=ip6gre_hier_key.sh TEST_GEN_PROGS="" run_tests
make: Entering directory '/srv/vmksft/testing/wt-4/tools/testing/selftests'
make[1]: Nothing to be done for 'all'.
# overriding timeout to 21600
# selftests: net/forwarding: ip6gre_hier_key.sh

DETECTED CRASH, lowering timeout
# 9.42 [+9.42] TEST: GRE hierarchical IPv4-in-IPv6 with key                        [ OK ]
# 9.80 [+0.38] TEST: GRE hierarchical IPv6-in-IPv6 with key                        [ OK ]
# 11.07 [+1.27] TEST: ping GRE IPv6, packet size 1800 after MTU change              [ OK ]
# 11.55 [+0.47] TEST: GRE hierarchical IPv4-in-IPv6 with key (new remote)           [ OK ]
# 11.93 [+0.39] TEST: GRE hierarchical IPv6-in-IPv6 with key (new remote)           [ OK ]
# 12.44 [+0.51] TEST: GRE hierarchical IPv4-in-IPv6 with key (old remote)           [ OK ]
# 12.83 [+0.38] TEST: GRE hierarchical IPv6-in-IPv6 with key (old remote)           [ OK ]
ok 1 selftests: net/forwarding: ip6gre_hier_key.sh
make: Leaving directory '/srv/vmksft/testing/wt-4/tools/testing/selftests'
xx__-> ec
DETECTED CRASH, lowering timeout
ho $?
0
xx__->