[ 4396.881575][T28650] gre: GRE over IPv4 demultiplexer driver
[ 4398.567140][T28673] ip_gre: GRE over IPv4 tunneling driver
[ 4451.926284][T29248] ip6_gre: GRE over IPv6 tunneling driver
[ 4474.206958][T26567] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 4487.198799][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4492.510806][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4496.926801][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4502.047769][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!