[ 4423.873503][T22470] gre: GRE over IPv4 demultiplexor driver
[ 4425.890421][T22493] ip_gre: GRE over IPv4 tunneling driver
[ 4486.546750][T23066] ip6_gre: GRE over IPv6 tunneling driver
[ 4528.538566][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4534.427465][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4539.483464][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4545.370508][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!