[ 2549.257451][T17622] gre: GRE over IPv4 demultiplexor driver
[ 2551.584918][T17645] ip_gre: GRE over IPv4 tunneling driver
[ 2615.410066][T18217] ip6_gre: GRE over IPv6 tunneling driver
[ 2658.915895][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2664.803807][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2669.858917][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2675.683801][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!