[  881.172749] gre: GRE over IPv4 demultiplexer driver
[  881.177576] ip6_gre: GRE over IPv6 tunneling driver
[  881.190935] ip6_tunnel: g1 xmit: Local address not yet configured!
[  881.201903] ip6_tunnel: g1 xmit: Local address not yet configured!
[  881.799139] ip6_tunnel: g2 xmit: Local address not yet configured!
[  881.809327] ip6_tunnel: g2 xmit: Local address not yet configured!