[ 1558.297627][ T1592] gre: GRE over IPv4 demultiplexer driver
[ 1558.796071][ T1615] ip_gre: GRE over IPv4 tunneling driver
[ 1574.559444][ T2186] ip6_gre: GRE over IPv6 tunneling driver
[ 1585.062366][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1587.110332][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1588.966335][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1591.014339][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!