[ 1604.292017][ T3247] gre: GRE over IPv4 demultiplexer driver
[ 1604.717526][ T3270] ip_gre: GRE over IPv4 tunneling driver
[ 1620.283950][ T3842] ip6_gre: GRE over IPv6 tunneling driver
[ 1630.422464][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1632.407440][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1634.199441][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1636.183446][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!