[  393.716591] gre: GRE over IPv4 demultiplexer driver
[  393.719992] ip6_gre: GRE over IPv6 tunneling driver
[  393.723700] ip6_tunnel: g1 xmit: Local address not yet configured!
[  393.726405] ip6_tunnel: g1 xmit: Local address not yet configured!
[  393.879877] ip6_tunnel: g2 xmit: Local address not yet configured!
[  393.882407] ip6_tunnel: g2 xmit: Local address not yet configured!