[ 14.724410][ T251] ip (251) used greatest stack depth: 24640 bytes left [ 15.752789][ T274] ip (274) used greatest stack depth: 24496 bytes left [ 21.481285][ T330] gre: GRE over IPv4 demultiplexer driver [ 21.499443][ T330] ip_gre: GRE over IPv4 tunneling driver [ 23.850844][ T353] 8021q: 802.1Q VLAN Support v1.8 [ 28.000910][ T391] GACT probability NOT on [ 812.858894][ T7292] ping6 (7292) used greatest stack depth: 24200 bytes left [ 1551.069712][T14711] ping6 (14711) used greatest stack depth: 24144 bytes left