[ 2568.937693][T17621] gre: GRE over IPv4 demultiplexor driver
[ 2571.009606][T17644] ip_gre: GRE over IPv4 tunneling driver
[ 2631.494956][T18215] ip6_gre: GRE over IPv6 tunneling driver
[ 2673.642092][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2679.465860][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2684.329875][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2690.218914][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!