[ 4413.318339][T29658] gre: GRE over IPv4 demultiplexer driver
[ 4414.968891][T29681] ip_gre: GRE over IPv4 tunneling driver
[ 4465.471529][T30255] ip6_gre: GRE over IPv6 tunneling driver
[ 4500.212421][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4505.204371][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4509.556367][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4514.548361][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!