[ 4388.185551][T28707] gre: GRE over IPv4 demultiplexer driver
[ 4389.822407][T28730] ip_gre: GRE over IPv4 tunneling driver
[ 4440.900476][T29317] ip6_gre: GRE over IPv6 tunneling driver
[ 4474.902822][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4479.829746][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4484.182730][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4489.109729][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!