[   87.776273] gre: GRE over IPv4 demultiplexer driver
[   87.782060] ip6_gre: GRE over IPv6 tunneling driver
[   87.797621] ip6_tunnel: g1 xmit: Local address not yet configured!
[   87.811881] ip6_tunnel: g1 xmit: Local address not yet configured!
[   88.460610] ip6_tunnel: g2 xmit: Local address not yet configured!
[   88.471277] ip6_tunnel: g2 xmit: Local address not yet configured!