[  496.163386] gre: GRE over IPv4 demultiplexer driver
[  496.167377] ip6_gre: GRE over IPv6 tunneling driver
[  496.172413] ip6_tunnel: g1 xmit: Local address not yet configured!
[  496.175567] ip6_tunnel: g1 xmit: Local address not yet configured!
[  496.342725] ip6_tunnel: g2 xmit: Local address not yet configured!
[  496.345672] ip6_tunnel: g2 xmit: Local address not yet configured!