[  504.871303] gre: GRE over IPv4 demultiplexer driver
[  504.876643] ip6_gre: GRE over IPv6 tunneling driver
[  504.892574] ip6_tunnel: g1 xmit: Local address not yet configured!
[  504.907970] ip6_tunnel: g1 xmit: Local address not yet configured!
[  505.561223] ip6_tunnel: g2 xmit: Local address not yet configured!
[  505.573091] ip6_tunnel: g2 xmit: Local address not yet configured!