[ 4317.887385][T29218] gre: GRE over IPv4 demultiplexer driver
[ 4319.493900][T29241] ip_gre: GRE over IPv4 tunneling driver
[ 4367.743223][T29815] ip6_gre: GRE over IPv6 tunneling driver
[ 4401.782810][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4406.773721][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4410.933719][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4415.797730][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!