[ 4324.396320][T20274] gre: GRE over IPv4 demultiplexor driver
[ 4326.656217][T20297] ip_gre: GRE over IPv4 tunneling driver
[ 4388.808423][T20878] ip6_gre: GRE over IPv6 tunneling driver
[ 4432.575788][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4438.398679][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4443.326761][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4449.150727][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!