[ 6367.303278][T23763] gre: GRE over IPv4 demultiplexor driver
[ 6367.322032][T23763] ip6_gre: GRE over IPv6 tunneling driver
[ 6367.515950][T15306] ip6_tunnel: er6 xmit: Local address not yet configured!
[ 6367.731552][   T76] ip6_tunnel: er6 xmit: Local address not yet configured!