[ 4518.283295][T29154] gre: GRE over IPv4 demultiplexer driver
[ 4519.942774][T29177] ip_gre: GRE over IPv4 tunneling driver
[ 4568.589872][T29750] ip6_gre: GRE over IPv6 tunneling driver
[ 4602.221574][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4607.149490][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4611.373528][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4616.302491][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!