[ 3240.273650][T25774] gre: GRE over IPv4 demultiplexor driver
[ 3242.448477][T25798] ip_gre: GRE over IPv4 tunneling driver
[ 3305.883386][T26372] ip6_gre: GRE over IPv6 tunneling driver
[ 3352.409887][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3358.296798][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3363.480798][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3369.560806][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!