[ 4487.704509][T29638] gre: GRE over IPv4 demultiplexer driver
[ 4489.397316][T29661] ip_gre: GRE over IPv4 tunneling driver
[ 4538.942221][T30237] ip6_gre: GRE over IPv6 tunneling driver
[ 4573.470628][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4578.527495][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4583.006545][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4587.934511][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!