[ 1451.206710][T26011] gre: GRE over IPv4 demultiplexer driver
[ 1451.649753][T26034] ip_gre: GRE over IPv4 tunneling driver
[ 1466.913314][T26609] ip6_gre: GRE over IPv6 tunneling driver
[ 1476.938198][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1478.857172][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1480.650168][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1482.634170][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!