[ 4426.352375][T29226] gre: GRE over IPv4 demultiplexer driver
[ 4428.042764][T29249] ip_gre: GRE over IPv4 tunneling driver
[ 4478.724327][T29820] ip6_gre: GRE over IPv6 tunneling driver
[ 4512.236778][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4517.164714][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4521.453718][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4526.316690][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!