[ 4311.482629][T20063] gre: GRE over IPv4 demultiplexor driver
[ 4313.599741][T20087] ip_gre: GRE over IPv4 tunneling driver
[ 4375.344029][T20659] ip6_gre: GRE over IPv6 tunneling driver
[ 4418.232390][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4424.247296][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4429.303281][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4435.383282][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!