[ 8.948541][ T196] systemd-sysctl (196) used greatest stack depth: 24432 bytes left [ 10.279884][ T250] gre: GRE over IPv4 demultiplexer driver [ 10.288460][ T250] ip_gre: GRE over IPv4 tunneling driver [ 10.826514][ T273] 8021q: 802.1Q VLAN Support v1.8 [ 11.785400][ T312] GACT probability NOT on [ 12.189748][ T329] ip (329) used greatest stack depth: 24240 bytes left [ 173.272271][ T6420] ping6 (6420) used greatest stack depth: 23760 bytes left