[  497.436688] gre: GRE over IPv4 demultiplexer driver
[  497.440952] ip6_gre: GRE over IPv6 tunneling driver
[  497.457041] ip6_tunnel: g1 xmit: Local address not yet configured!
[  497.469232] ip6_tunnel: g1 xmit: Local address not yet configured!
[  498.043932] ip6_tunnel: g2 xmit: Local address not yet configured!
[  498.056938] ip6_tunnel: g2 xmit: Local address not yet configured!