[ 2162.681512][T17621] gre: GRE over IPv4 demultiplexor driver
[ 2164.535130][T17644] ip_gre: GRE over IPv4 tunneling driver
[ 2219.309228][T18215] ip6_gre: GRE over IPv6 tunneling driver
[ 2258.001727][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2263.633605][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2268.305572][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2273.490571][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!