[ 4481.398572][T26198] gre: GRE over IPv4 demultiplexor driver
[ 4483.358299][T26221] ip_gre: GRE over IPv4 tunneling driver
[ 4544.556764][T26809] ip6_gre: GRE over IPv6 tunneling driver
[ 4587.390480][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4593.470445][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4598.590427][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4604.606620][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!