[ 1544.222102][ T1182] gre: GRE over IPv4 demultiplexer driver
[ 1544.693723][ T1205] ip_gre: GRE over IPv4 tunneling driver
[ 1560.927626][ T1780] ip6_gre: GRE over IPv6 tunneling driver
[ 1562.642386][ T8396] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 1571.600267][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1573.648262][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1575.505265][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1577.552259][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!