[  877.259673] gre: GRE over IPv4 demultiplexer driver
[  877.273558] ip6_gre: GRE over IPv6 tunneling driver
[  877.305994] ip6_tunnel: g1 xmit: Local address not yet configured!
[  877.330928] ip6_tunnel: g1 xmit: Local address not yet configured!
[  878.584022] ip6_tunnel: g2 xmit: Local address not yet configured!
[  878.602293] ip6_tunnel: g2 xmit: Local address not yet configured!