[ 1424.655897][T30798] gre: GRE over IPv4 demultiplexer driver
[ 1425.202748][T30821] ip_gre: GRE over IPv4 tunneling driver
[ 1441.516845][T31400] ip6_gre: GRE over IPv6 tunneling driver
[ 1452.121811][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1454.170762][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1456.090760][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1458.138760][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!