[ 3144.533417][T23670] gre: GRE over IPv4 demultiplexer driver
[ 3146.172919][T23693] ip_gre: GRE over IPv4 tunneling driver
[ 3194.398459][T24264] ip6_gre: GRE over IPv6 tunneling driver
[ 3228.288011][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3233.342934][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3237.631929][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3242.622933][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!