[ 2821.643899][T23666] gre: GRE over IPv4 demultiplexer driver
[ 2823.184857][T23689] ip_gre: GRE over IPv4 tunneling driver
[ 2869.147941][T24269] ip6_gre: GRE over IPv6 tunneling driver
[ 2900.840583][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2905.512531][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2909.480516][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 2914.088535][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!