[ 4601.336737][T28701] gre: GRE over IPv4 demultiplexer driver
[ 4602.934209][T28724] ip_gre: GRE over IPv4 tunneling driver
[ 4651.826087][T29295] ip6_gre: GRE over IPv6 tunneling driver
[ 4685.290078][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4690.154996][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4694.378042][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4699.370087][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!