[ 4157.259368][T29221] gre: GRE over IPv4 demultiplexer driver
[ 4158.899845][T29244] ip_gre: GRE over IPv4 tunneling driver
[ 4207.710803][T29816] ip6_gre: GRE over IPv6 tunneling driver
[ 4241.312917][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4246.240850][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4250.464811][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4255.584829][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!