[ 8.573110][ T194] ip (194) used greatest stack depth: 23872 bytes left [ 10.093759][ T257] gre: GRE over IPv4 demultiplexer driver [ 10.108260][ T257] ip_gre: GRE over IPv4 tunneling driver [ 10.634893][ T282] 8021q: 802.1Q VLAN Support v1.8 [ 11.481685][ T321] GACT probability NOT on [ 11.497232][ T319] tc (319) used greatest stack depth: 23696 bytes left [ 255.945332][T12291] ping6 (12291) used greatest stack depth: 23656 bytes left