[  632.183328] gre: GRE over IPv4 demultiplexer driver
[  632.186709] ip6_gre: GRE over IPv6 tunneling driver
[  632.190106] ip6_tunnel: g1 xmit: Local address not yet configured!
[  632.194292] ip6_tunnel: g1 xmit: Local address not yet configured!
[  632.345362] ip6_tunnel: g2 xmit: Local address not yet configured!
[  632.347870] ip6_tunnel: g2 xmit: Local address not yet configured!