[  877.891337] gre: GRE over IPv4 demultiplexer driver
[  877.896705] ip6_gre: GRE over IPv6 tunneling driver
[  877.913321] ip6_tunnel: g1 xmit: Local address not yet configured!
[  877.924892] ip6_tunnel: g1 xmit: Local address not yet configured!
[  878.586935] ip6_tunnel: g2 xmit: Local address not yet configured!
[  878.598617] ip6_tunnel: g2 xmit: Local address not yet configured!