[ 1925.150411][T23708] gre: GRE over IPv4 demultiplexer driver
[ 1925.639985][T23731] ip_gre: GRE over IPv4 tunneling driver
[ 1941.554591][T24303] ip6_gre: GRE over IPv6 tunneling driver
[ 1948.474951][T24630] ip (24630) used greatest stack depth: 23280 bytes left
[ 1949.141585][T24651] ping (24651) used greatest stack depth: 23072 bytes left
[ 1951.972833][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1953.955805][    C0] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1955.811799][    C2] ip6_tunnel: tep0 xmit: Local address not yet configured!
[ 1957.860804][    C3] ip6_tunnel: tep0 xmit: Local address not yet configured!