[  638.133454] gre: GRE over IPv4 demultiplexer driver
[  638.136562] ip6_gre: GRE over IPv6 tunneling driver
[  638.139815] ip6_tunnel: g1 xmit: Local address not yet configured!
[  638.143877] ip6_tunnel: g1 xmit: Local address not yet configured!
[  638.289923] ip6_tunnel: g2 xmit: Local address not yet configured!
[  638.292412] ip6_tunnel: g2 xmit: Local address not yet configured!