[ 15.071174][ T263] ip (263) used greatest stack depth: 24048 bytes left [ 23.313905][ T329] gre: GRE over IPv4 demultiplexer driver [ 23.356168][ T329] ip_gre: GRE over IPv4 tunneling driver [ 28.921864][ T352] 8021q: 802.1Q VLAN Support v1.8 [ 32.997596][ T390] GACT probability NOT on [ 368.084130][ T3259] ping6 (3259) used greatest stack depth: 23856 bytes left