[  576.103655] gre: GRE over IPv4 demultiplexer driver
[  576.107502] ip6_gre: GRE over IPv6 tunneling driver
[  576.114901] ip6_tunnel: g1 xmit: Local address not yet configured!
[  576.119130] ip6_tunnel: g1 xmit: Local address not yet configured!
[  576.334931] ip6_tunnel: g2 xmit: Local address not yet configured!
[  576.338759] ip6_tunnel: g2 xmit: Local address not yet configured!