[ 4440.181863][T29155] gre: GRE over IPv4 demultiplexer driver
[ 4441.876221][T29178] ip_gre: GRE over IPv4 tunneling driver
[ 4491.163371][T29757] ip6_gre: GRE over IPv6 tunneling driver
[ 4525.340421][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4530.267397][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4534.556374][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4539.547389][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!