[ 4065.310408][T20544] gre: GRE over IPv4 demultiplexer driver
[ 4066.918174][T20567] ip_gre: GRE over IPv4 tunneling driver
[ 4115.362806][T21139] ip6_gre: GRE over IPv6 tunneling driver
[ 4148.776571][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4153.703468][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4157.863491][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4162.728477][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!