[ 4077.344307][T28753] gre: GRE over IPv4 demultiplexer driver
[ 4078.932826][T28776] ip_gre: GRE over IPv4 tunneling driver
[ 4127.014132][T29352] ip6_gre: GRE over IPv6 tunneling driver
[ 4160.367578][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4165.231639][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4169.518531][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4174.638528][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!