[ 1531.779747][T31153] gre: GRE over IPv4 demultiplexer driver
[ 1532.292725][T31176] ip_gre: GRE over IPv4 tunneling driver
[ 1549.036668][T31747] ip6_gre: GRE over IPv6 tunneling driver
[ 1560.080892][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1562.191853][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1564.111867][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1566.159870][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!