[ 4304.795009][T20186] gre: GRE over IPv4 demultiplexor driver
[ 4306.851926][T20210] ip_gre: GRE over IPv4 tunneling driver
[ 4368.224861][T20789] ip6_gre: GRE over IPv6 tunneling driver
[ 4409.072419][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4414.832303][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4419.760311][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4425.521314][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!