[ 1377.333521][T17039] gre: GRE over IPv4 demultiplexer driver
[ 1377.767352][T17062] ip_gre: GRE over IPv4 tunneling driver
[ 1393.273024][T17633] ip6_gre: GRE over IPv6 tunneling driver
[ 1403.403879][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1405.388835][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1407.179814][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1409.163839][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!