[ 4413.713476][T29137] gre: GRE over IPv4 demultiplexer driver
[ 4415.376624][T29160] ip_gre: GRE over IPv4 tunneling driver
[ 4468.383178][T29733] ip6_gre: GRE over IPv6 tunneling driver
[ 4503.192267][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4508.376200][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4512.600227][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4517.593217][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!