[ 2168.420007][T17620] gre: GRE over IPv4 demultiplexor driver
[ 2170.586441][T17650] ip_gre: GRE over IPv4 tunneling driver
[ 2224.805209][T18222] ip6_gre: GRE over IPv6 tunneling driver
[ 2264.493837][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2269.933653][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2274.541664][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2279.725613][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!