[ 4510.862056][T29154] gre: GRE over IPv4 demultiplexer driver
[ 4512.536430][T29177] ip_gre: GRE over IPv4 tunneling driver
[ 4562.067504][T29748] ip6_gre: GRE over IPv6 tunneling driver
[ 4596.248788][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4601.303704][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4605.655695][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4611.479767][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!