r0 = socket$nl_netfilter(0x10, 0x3, 0xc)
sendmsg$IPCTNL_MSG_CT_GET(r0, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000300)={&(0x7f0000000240)={0x18, 0x1, 0x1, 0x201, 0x0, 0x0, {}, [@CTA_TUPLE_MASTER={0x4, 0x19}]}, 0x18}}, 0x0)