[ 2638.603616][T19284] gre: GRE over IPv4 demultiplexor driver
[ 2640.487219][T19307] ip_gre: GRE over IPv4 tunneling driver
[ 2695.156329][T19878] ip6_gre: GRE over IPv6 tunneling driver
[ 2733.094593][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2738.342544][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2742.822546][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2748.070533][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!