[ 4456.297058][T25981] gre: GRE over IPv4 demultiplexor driver
[ 4458.696474][T26004] ip_gre: GRE over IPv4 tunneling driver
[ 4522.826007][T26585] ip6_gre: GRE over IPv6 tunneling driver
[ 4565.366614][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4571.318555][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4576.501620][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4582.581556][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!