[ 4455.909236][T22414] gre: GRE over IPv4 demultiplexor driver
[ 4458.268988][T22437] ip_gre: GRE over IPv4 tunneling driver
[ 4520.196819][T23012] ip6_gre: GRE over IPv6 tunneling driver
[ 4563.486640][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4569.694420][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4574.878431][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4581.214395][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!