[ 4522.518744][T29180] gre: GRE over IPv4 demultiplexer driver
[ 4524.186543][T29203] ip_gre: GRE over IPv4 tunneling driver
[ 4573.319011][T29776] ip6_gre: GRE over IPv6 tunneling driver
[ 4607.290907][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4612.218892][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4616.506859][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4621.498866][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!