[ 4493.626502][T29161] gre: GRE over IPv4 demultiplexer driver
[ 4495.294643][T29184] ip_gre: GRE over IPv4 tunneling driver
[ 4544.515120][T29756] ip6_gre: GRE over IPv6 tunneling driver
[ 4577.752830][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4582.616731][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4586.840722][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4591.704765][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!