[  787.276468] gre: GRE over IPv4 demultiplexer driver
[  787.281233] ip6_gre: GRE over IPv6 tunneling driver
[  787.285169] ip6_tunnel: g1 xmit: Local address not yet configured!
[  787.288544] ip6_tunnel: g1 xmit: Local address not yet configured!
[  787.475766] ip6_tunnel: g2 xmit: Local address not yet configured!
[  787.478847] ip6_tunnel: g2 xmit: Local address not yet configured!