[ 2830.857831][T24799] gre: GRE over IPv4 demultiplexer driver
[ 2832.440183][T24822] ip_gre: GRE over IPv4 tunneling driver
[ 2879.224377][T25394] ip6_gre: GRE over IPv6 tunneling driver
[ 2911.404946][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2916.140870][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2920.172860][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2924.908863][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!