[ 3840.800905][T17805] gre: GRE over IPv4 demultiplexor driver
[ 3842.967400][T17828] ip_gre: GRE over IPv4 tunneling driver
[ 3906.184061][T18401] ip6_gre: GRE over IPv6 tunneling driver
[ 3949.765835][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3956.549582][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3962.053577][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 3968.197563][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!