[ 8.994499][ T230] ip (230) used greatest stack depth: 24376 bytes left [ 10.583362][ T303] gre: GRE over IPv4 demultiplexer driver [ 10.596528][ T303] ip_gre: GRE over IPv4 tunneling driver [ 11.117144][ T326] 8021q: 802.1Q VLAN Support v1.8 [ 11.991706][ T367] GACT probability NOT on [ 443.449169][T13213] ping6 (13213) used greatest stack depth: 24352 bytes left