[  437.887278] gre: GRE over IPv4 demultiplexer driver
[  437.890642] ip6_gre: GRE over IPv6 tunneling driver
[  437.895395] ip6_tunnel: g1 xmit: Local address not yet configured!
[  437.900234] ip6_tunnel: g1 xmit: Local address not yet configured!
[  438.049289] ip6_tunnel: g2 xmit: Local address not yet configured!
[  438.052262] ip6_tunnel: g2 xmit: Local address not yet configured!