[ 4422.293854][T29154] gre: GRE over IPv4 demultiplexer driver
[ 4423.960290][T29177] ip_gre: GRE over IPv4 tunneling driver
[ 4473.836640][T29749] ip6_gre: GRE over IPv6 tunneling driver
[ 4507.822237][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4512.815130][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4517.039155][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4522.030123][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!