[ 3221.887138][T23667] gre: GRE over IPv4 demultiplexer driver
[ 3223.506798][T23690] ip_gre: GRE over IPv4 tunneling driver
[ 3272.340819][T24269] ip6_gre: GRE over IPv6 tunneling driver
[ 3289.407072][ T7832] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 3305.918490][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3310.781474][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3315.005500][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3319.934502][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!