[ 4454.206062][T22406] gre: GRE over IPv4 demultiplexor driver
[ 4456.402998][T22433] ip_gre: GRE over IPv4 tunneling driver
[ 4517.780981][T23010] ip6_gre: GRE over IPv6 tunneling driver
[ 4561.025420][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4566.977219][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4571.970232][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4577.794232][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!