make -C tools/testing/selftests TARGETS=net TEST_PROGS=ip6_gre_headroom.shh TEST_GEN_PROGS="" run_tests
make: Entering directory '/home/virtme/testing-3/tools/testing/selftests'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Nothing to be done for 'all'.
make[1]: Leaving directory '/home/virtme/testing-3/tools/testing/selftests/net'
make[1]: Entering directory '/home/virtme/testing-3/tools/testing/selftests/net'
TAP version 13
1..1
# overriding timeout to 12000
# selftests: net: ip6_gre_headroom.sh
[ 4547.464351][T24921] gre: GRE over IPv4 demultiplexor driver
[ 4547.480220][T24921] ip6_gre: GRE over IPv6 tunneling driver
[ 4547.672109][T15436] ip6_tunnel: er6 xmit: Local address not yet configured!
[ 4548.027665][T15436] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 4548.060740][T15436] ip6_tunnel: gt6 xmit: Local address not yet configured!
[ 4548.239862][   T11] ip6_tunnel: er6 xmit: Local address not yet configured!
[ 4548.335613][   T11] 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-3/tools/testing/selftests/net'
make: Leaving directory '/home/virtme/testing-3/tools/testing/selftests'
xx__-> echo $?
0
xx__->