[   27.585324] gre: GRE over IPv4 demultiplexer driver
[   27.590028] ip6_gre: GRE over IPv6 tunneling driver
[   27.603377] ip6_tunnel: g1 xmit: Local address not yet configured!
[   27.616390] ip6_tunnel: g1 xmit: Local address not yet configured!
[   28.186100] ip6_tunnel: g2 xmit: Local address not yet configured!
[   28.195357] ip6_tunnel: g2 xmit: Local address not yet configured!