[ 9.511585][ T216] ip (216) used greatest stack depth: 24600 bytes left [ 11.161278][ T297] gre: GRE over IPv4 demultiplexer driver [ 11.174986][ T297] ip_gre: GRE over IPv4 tunneling driver [ 11.255531][ T303] ip (303) used greatest stack depth: 24520 bytes left [ 11.635813][ T320] 8021q: 802.1Q VLAN Support v1.8 [ 12.509331][ T360] GACT probability NOT on [ 509.449309][T15837] ping6 (15837) used greatest stack depth: 24264 bytes left