[ 2545.650416][T17627] gre: GRE over IPv4 demultiplexor driver
[ 2547.671250][T17650] ip_gre: GRE over IPv4 tunneling driver
[ 2608.154968][T18221] ip6_gre: GRE over IPv6 tunneling driver
[ 2649.126033][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2654.949903][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2660.069912][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2665.829903][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!