[ 4334.502840][T20453] gre: GRE over IPv4 demultiplexor driver
[ 4336.639260][T20476] ip_gre: GRE over IPv4 tunneling driver
[ 4399.333387][T21049] ip6_gre: GRE over IPv6 tunneling driver
[ 4442.211660][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4448.163590][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4453.219547][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4459.172572][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!