[ 1642.906820][T10920] gre: GRE over IPv4 demultiplexer driver
[ 1643.348509][T10943] ip_gre: GRE over IPv4 tunneling driver
[ 1658.576978][T11517] ip6_gre: GRE over IPv6 tunneling driver
[ 1668.660379][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1670.644347][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1672.436341][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1674.420362][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!