[ 4391.352909][T29151] gre: GRE over IPv4 demultiplexer driver
[ 4393.160869][T29174] ip_gre: GRE over IPv4 tunneling driver
[ 4445.741089][T29747] ip6_gre: GRE over IPv6 tunneling driver
[ 4476.375731][T27953] ip6_tunnel: tep1 xmit: Local address not yet configured!
[ 4481.111311][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4486.167263][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4490.454301][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4495.446287][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!