[  642.489661] gre: GRE over IPv4 demultiplexer driver
[  642.492540] ip6_gre: GRE over IPv6 tunneling driver
[  642.496793] ip6_tunnel: g1 xmit: Local address not yet configured!
[  642.499918] ip6_tunnel: g1 xmit: Local address not yet configured!
[  642.634480] ip6_tunnel: g2 xmit: Local address not yet configured!
[  642.637556] ip6_tunnel: g2 xmit: Local address not yet configured!