make -C tools/testing/selftests TARGETS="net/forwarding" TEST_PROGS=ip6gree_flat_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_flat_key.sh
# 15.94 [+15.94] TEST: GRE flat IPv4-in-IPv6 with key                                [ OK ]
# 18.12 [+2.18] TEST: GRE flat IPv6-in-IPv6 with key                                [ OK ]
# 20.99 [+2.87] TEST: ping GRE IPv6, packet size 1800 after MTU change              [ OK ]
# 23.56 [+2.56] TEST: GRE flat IPv4-in-IPv6 with key (new remote)                   [ OK ]
# 25.82 [+2.26] TEST: GRE flat IPv6-in-IPv6 with key (new remote)                   [ OK ]
# 28.85 [+3.03] TEST: GRE flat IPv4-in-IPv6 with key (old remote)                   [ OK ]
# 30.88 [+2.02] TEST: GRE flat IPv6-in-IPv6 with key (old remote)                   [ OK ]
ok 1 selftests: net/forwarding: ip6gre_flat_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__-> echo scan > /sys/kernel/debug/kmemleak && cat /sys/kernel/debug/kmemleak
xx__->