[ 1454.508011][T10023] gre: GRE over IPv4 demultiplexor driver
[ 1454.558642][T10023] ip6_gre: GRE over IPv6 tunneling driver
[ 1454.877075][T10030] ip (10030) used greatest stack depth: 23152 bytes left
[ 1475.904073][T10168] ip (10168) used greatest stack depth: 23104 bytes left