[  541.111072] ip_gre: GRE over IPv4 tunneling driver
[  556.726492] ip6_tnl_xmit_ctl: 3 callbacks suppressed
[  556.726606] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  558.134505] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  559.478494] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  560.886475] ip6_tunnel: tep0 xmit: Local address not yet configured!