[ 4376.913426][T29217] gre: GRE over IPv4 demultiplexer driver
[ 4378.548571][T29240] ip_gre: GRE over IPv4 tunneling driver
[ 4427.767041][T29811] ip6_gre: GRE over IPv6 tunneling driver
[ 4461.393811][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4466.258705][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4470.482693][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4475.410690][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!