[ 4424.423504][T26003] gre: GRE over IPv4 demultiplexor driver
[ 4426.546799][T26026] ip_gre: GRE over IPv4 tunneling driver
[ 4489.372224][T26599] ip6_gre: GRE over IPv6 tunneling driver
[ 4532.398417][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4538.286359][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4543.279416][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4549.166334][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!