[  823.836978] gre: GRE over IPv4 demultiplexor driver
[  824.016799] ip_gre: GRE over IPv4 tunneling driver
[  833.375594] ip6_gre: GRE over IPv6 tunneling driver
[  839.416626] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  840.888611] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  842.296630] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  843.768605] ip6_tunnel: tep0 xmit: Local address not yet configured!