[  303.312879] gre: GRE over IPv4 demultiplexor driver
[  303.434636] ip_gre: GRE over IPv4 tunneling driver
[  308.963859] ip (11413) used greatest stack depth: 12104 bytes left
[  311.665378] ip6_gre: GRE over IPv6 tunneling driver
[  316.992947] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  318.336948] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  319.616943] ip6_tunnel: tep0 xmit: Local address not yet configured!
[  321.024929] ip6_tunnel: tep0 xmit: Local address not yet configured!