[  396.429416] gre: GRE over IPv4 demultiplexer driver
[  396.433709] ip6_gre: GRE over IPv6 tunneling driver
[  396.442065] ip6_tunnel: g1 xmit: Local address not yet configured!
[  396.446439] ip6_tunnel: g1 xmit: Local address not yet configured!
[  396.720441] ip6_tunnel: g2 xmit: Local address not yet configured!
[  396.724674] ip6_tunnel: g2 xmit: Local address not yet configured!