[ 4335.746551][T21512] gre: GRE over IPv4 demultiplexor driver
[ 4338.106905][T21543] ip_gre: GRE over IPv4 tunneling driver
[ 4399.866542][T22119] ip6_gre: GRE over IPv6 tunneling driver
[ 4443.250397][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4449.330270][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4454.385297][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4460.465280][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!