[ 1498.352358][T21549] gre: GRE over IPv4 demultiplexer driver
[ 1498.810842][T21572] ip_gre: GRE over IPv4 tunneling driver
[ 1513.524713][T22151] ip6_gre: GRE over IPv6 tunneling driver
[ 1523.147785][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1525.067760][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1526.858754][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1528.778770][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!