[ 4385.545896][T29150] gre: GRE over IPv4 demultiplexer driver
[ 4387.305678][T29173] ip_gre: GRE over IPv4 tunneling driver
[ 4436.851539][T29744] ip6_gre: GRE over IPv6 tunneling driver
[ 4470.996642][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4475.988582][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4480.276555][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4485.268605][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!