[ 1558.012259][T31631] gre: GRE over IPv4 demultiplexer driver
[ 1558.457410][T31654] ip_gre: GRE over IPv4 tunneling driver
[ 1573.898038][T32227] ip6_gre: GRE over IPv6 tunneling driver
[ 1584.022280][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1586.006246][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1587.798247][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1589.781316][    C1] ip6_tunnel: tep0 xmit: Local address not yet configured!