[ 4396.311072][T29658] gre: GRE over IPv4 demultiplexer driver
[ 4397.974956][T29681] ip_gre: GRE over IPv4 tunneling driver
[ 4447.390824][T30253] ip6_gre: GRE over IPv6 tunneling driver
[ 4481.496820][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4486.360679][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4490.584680][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4495.447696][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!