[ 4334.545591][T21534] gre: GRE over IPv4 demultiplexor driver
[ 4336.677866][T21558] ip_gre: GRE over IPv4 tunneling driver
[ 4399.620061][T22145] ip6_gre: GRE over IPv6 tunneling driver
[ 4443.313492][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4449.328439][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4454.385403][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4460.400424][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!