[ 1352.058347][T10798] gre: GRE over IPv4 demultiplexer driver
[ 1352.577167][T10822] ip_gre: GRE over IPv4 tunneling driver
[ 1368.506757][T11394] ip6_gre: GRE over IPv6 tunneling driver
[ 1379.092214][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1381.077179][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1382.932179][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1384.917195][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!