[  407.154149] gre: GRE over IPv4 demultiplexer driver
[  407.158216] ip6_gre: GRE over IPv6 tunneling driver
[  407.163104] ip6_tunnel: g1 xmit: Local address not yet configured!
[  407.167381] ip6_tunnel: g1 xmit: Local address not yet configured!
[  407.341828] ip6_tunnel: g2 xmit: Local address not yet configured!
[  407.345191] ip6_tunnel: g2 xmit: Local address not yet configured!