[ 3487.376326][T30857] gre: GRE over IPv4 demultiplexor driver
[ 3488.758995][T30880] ip_gre: GRE over IPv4 tunneling driver
[ 3527.791868][T31459] ip6_gre: GRE over IPv6 tunneling driver
[ 3529.267937][T28164] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3535.158205][T28164] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3554.099208][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3558.066196][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3561.395238][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3565.298237][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!