[ 4386.582087][T29137] gre: GRE over IPv4 demultiplexer driver
[ 4388.534932][T29160] ip_gre: GRE over IPv4 tunneling driver
[ 4442.867367][T29732] ip6_gre: GRE over IPv6 tunneling driver
[ 4479.763417][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4484.947309][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4489.427322][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4494.739299][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!