[  874.782781] gre: GRE over IPv4 demultiplexer driver
[  874.787331] ip6_gre: GRE over IPv6 tunneling driver
[  874.802576] ip6_tunnel: g1 xmit: Local address not yet configured!
[  874.815610] ip6_tunnel: g1 xmit: Local address not yet configured!
[  875.386947] ip6_tunnel: g2 xmit: Local address not yet configured!
[  875.397891] ip6_tunnel: g2 xmit: Local address not yet configured!