[ 3020.312860][ T1076] gre: GRE over IPv4 demultiplexor driver
[ 3021.309661][ T1101] ip_gre: GRE over IPv4 tunneling driver
[ 3053.522341][ T1679] ip6_gre: GRE over IPv6 tunneling driver
[ 3075.292236][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3078.620241][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3081.565134][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3084.892134][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!