【userfaultfd+msg_msg+pipe_buffer】CISCN2022-cactus
启动脚本:#!/bin/shqemu-system-x86_64\-m128M\-kernel./bzImage\-initrd./rootfs.cpio\-monitor/dev/null\-append"root=/dev/ramconsole=ttyS0oops=panicquietpanic=1kaslr"\-cpukvm64,+smep,+smap\-netdevuser,id=t0,-