[ 4478.783535][T29137] gre: GRE over IPv4 demultiplexer driver
[ 4480.537039][T29160] ip_gre: GRE over IPv4 tunneling driver
[ 4531.261744][T29734] ip6_gre: GRE over IPv6 tunneling driver
[ 4565.165258][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4570.157208][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4574.382149][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4579.246142][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!