[ 2149.832598][T17620] gre: GRE over IPv4 demultiplexor driver
[ 2151.561294][T17643] ip_gre: GRE over IPv4 tunneling driver
[ 2202.364227][T18216] ip6_gre: GRE over IPv6 tunneling driver
[ 2237.674359][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2242.730243][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2247.082341][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2252.203244][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!