make -C tools/testing/selftests TARGETS=net TEST_PROGS=ip6_gre_headroom.shh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-1/tools/testing/selftests'
[ 1098.949503] veth-t100: Failed to cycle device veth-t100; route tables might be wrong!
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 6000
# selftests: net: ip6_gre_headroom.sh
[ 1099.345715] gre: GRE over IPv4 demultiplexor driver
[ 1099.348728] ip6_gre: GRE over IPv6 tunneling driver
[ 1099.363090] ip6_tunnel: er6 xmit: Local address not yet configured!
[ 1099.384031] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 1099.748081] ip6_tunnel: er6 xmit: Local address not yet configured!
[ 1099.964083] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 1100.284072] ip6_tunnel: er6 xmit: Local address not yet configured!
[ 1100.284621] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 1100.408112] ip6_tunnel: gt6 xmit: Local address not yet configured!
# TEST: ip6gretap headroom                                            [PASS]
# TEST: ip6erspan headroom                                            [PASS]
ok 1 selftests: net: ip6_gre_headroom.sh
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__->