[ 4345.476002][T21504] gre: GRE over IPv4 demultiplexor driver
[ 4347.545268][T21527] ip_gre: GRE over IPv4 tunneling driver
[ 4408.678867][T22106] ip6_gre: GRE over IPv6 tunneling driver
[ 4452.770368][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4458.850270][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4463.970284][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 4470.049290][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!