[ 1441.984860][T30016] gre: GRE over IPv4 demultiplexer driver
[ 1442.418520][T30039] ip_gre: GRE over IPv4 tunneling driver
[ 1457.106633][T30611] ip6_gre: GRE over IPv6 tunneling driver
[ 1466.767606][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1468.624573][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1470.416576][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1472.335593][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!