[ 4709.712230][T24879] gre: GRE over IPv4 demultiplexor driver
[ 4711.887241][T24902] ip_gre: GRE over IPv4 tunneling driver
[ 4777.108550][T25475] ip6_gre: GRE over IPv6 tunneling driver
[ 4824.257073][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4830.720971][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4836.032962][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4842.497026][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!