[ 4319.761189][T28690] gre: GRE over IPv4 demultiplexer driver
[ 4321.429976][T28713] ip_gre: GRE over IPv4 tunneling driver
[ 4370.711451][T29287] ip6_gre: GRE over IPv6 tunneling driver
[ 4404.945845][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4409.874793][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4414.097783][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4419.281772][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!