[ 2159.320461][T17616] gre: GRE over IPv4 demultiplexor driver
[ 2161.295209][T17639] ip_gre: GRE over IPv4 tunneling driver
[ 2218.280786][T18211] ip6_gre: GRE over IPv6 tunneling driver
[ 2254.336794][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2259.391719][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2263.743729][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2268.799750][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!