[ 4322.309664][T20225] gre: GRE over IPv4 demultiplexor driver
[ 4324.395071][T20249] ip_gre: GRE over IPv4 tunneling driver
[ 4383.961210][T20823] ip6_gre: GRE over IPv6 tunneling driver
[ 4425.881386][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4431.896353][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4436.760325][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4442.841315][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!