[  308.598503] gre: GRE over IPv4 demultiplexer driver
[  308.603205] ip6_gre: GRE over IPv6 tunneling driver
[  308.607498] ip6_tunnel: g1 xmit: Local address not yet configured!
[  308.611607] ip6_tunnel: g1 xmit: Local address not yet configured!
[  308.811528] ip6_tunnel: g2 xmit: Local address not yet configured!
[  308.814769] ip6_tunnel: g2 xmit: Local address not yet configured!