[ 4295.402346][T29256] gre: GRE over IPv4 demultiplexer driver
[ 4296.985386][T29279] ip_gre: GRE over IPv4 tunneling driver
[ 4344.581019][T29851] ip6_gre: GRE over IPv6 tunneling driver
[ 4377.677893][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4382.477753][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4386.638754][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4391.438765][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!