[ 2173.247369][T17617] gre: GRE over IPv4 demultiplexor driver
[ 2175.046941][T17641] ip_gre: GRE over IPv4 tunneling driver
[ 2231.543373][T18214] ip6_gre: GRE over IPv6 tunneling driver
[ 2269.813994][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2274.805927][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2279.093920][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2284.085923][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!