[ 3178.356561][T27796] gre: GRE over IPv4 demultiplexor driver
[ 3179.522235][T27819] ip_gre: GRE over IPv4 tunneling driver
[ 3216.989916][T28390] ip6_gre: GRE over IPv6 tunneling driver
[ 3221.571496][T26198] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3224.132434][T12525] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3242.371357][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3246.276347][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3249.731355][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3253.699362][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!