[ 9.759037][ T231] ip (231) used greatest stack depth: 24032 bytes left [ 11.601895][ T305] gre: GRE over IPv4 demultiplexer driver [ 11.615985][ T305] ip_gre: GRE over IPv4 tunneling driver [ 12.138922][ T328] 8021q: 802.1Q VLAN Support v1.8 [ 13.136260][ T373] GACT probability NOT on [ 236.868426][ T6273] ping6 (6273) used greatest stack depth: 23664 bytes left