[ 1643.168122][ T1952] gre: GRE over IPv4 demultiplexer driver
[ 1643.670318][ T1976] ip_gre: GRE over IPv4 tunneling driver
[ 1659.847883][ T2547] ip6_gre: GRE over IPv6 tunneling driver
[ 1670.542050][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1672.589979][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1674.510986][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1676.558974][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!