[ 3222.616501][T27849] gre: GRE over IPv4 demultiplexor driver
[ 3223.789347][T27872] ip_gre: GRE over IPv4 tunneling driver
[ 3260.140503][T28443] ip6_gre: GRE over IPv6 tunneling driver
[ 3285.214449][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3289.117439][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3292.445404][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3296.349413][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!