[ 4217.652790][T29176] gre: GRE over IPv4 demultiplexer driver
[ 4219.206682][T29200] ip_gre: GRE over IPv4 tunneling driver
[ 4267.153011][T29773] ip6_gre: GRE over IPv6 tunneling driver
[ 4299.614855][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4304.541797][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4308.766712][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4313.629709][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!