[ 3425.662501][T10872] gre: GRE over IPv4 demultiplexer driver
[ 3425.692966][T10872] ip_gre: GRE over IPv4 tunneling driver
[ 3464.626893][T11366] ip6_gre: GRE over IPv6 tunneling driver
[ 3490.238250][T11692] ip (11692) used greatest stack depth: 23280 bytes left