[  510.837231] ip_gre: GRE over IPv4 tunneling driver
[  520.633459] ip6_tnl_xmit_ctl: 2 callbacks suppressed
[  520.633463] ip6_tunnel: tep1 xmit: Local address not yet configured!
[  525.433487] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  526.841489] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  528.185485] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  529.594465] ip6_tunnel: tep0 xmit: Local address not yet configured!