[ 4454.201947][T28687] gre: GRE over IPv4 demultiplexer driver
[ 4455.936211][T28710] ip_gre: GRE over IPv4 tunneling driver
[ 4506.968151][T29284] ip6_gre: GRE over IPv6 tunneling driver
[ 4542.696927][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4547.880875][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4552.296843][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4557.353847][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!