[ 4403.623608][T26266] gre: GRE over IPv4 demultiplexor driver
[ 4405.619172][T26289] ip_gre: GRE over IPv4 tunneling driver
[ 4465.729923][T26876] ip6_gre: GRE over IPv6 tunneling driver
[ 4507.586282][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4513.347192][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4518.274199][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4524.226259][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!