# Copyright 2018 The Chromium OS Authors. All rights reserved. # Use of this source code is governed by a BSD-style license that can be # found in the LICENSE file. close: 1 dup: 1 dup2: 1 exit_group: 1 futex: 1 gettimeofday: 1 # Whitelist vhost_net ioctls only. # arg1 == VHOST_GET_FEATURES || # arg1 == VHOST_SET_FEATURES || # arg1 == VHOST_SET_OWNER || # arg1 == VHOST_RESET_OWNER || # arg1 == VHOST_SET_MEM_TABLE || # arg1 == VHOST_SET_LOG_BASE || # arg1 == VHOST_SET_LOG_FD || # arg1 == VHOST_SET_VRING_NUM || # arg1 == VHOST_SET_VRING_ADDR || # arg1 == VHOST_SET_VRING_BASE || # arg1 == VHOST_GET_VRING_BASE || # arg1 == VHOST_SET_VRING_KICK || # arg1 == VHOST_SET_VRING_CALL || # arg1 == VHOST_SET_VRING_ERR || # arg1 == VHOST_NET_SET_BACKEND ioctl: arg1 == 0x8008af00 || arg1 == 0x4008af00 || arg1 == 0x0000af01 || arg1 == 0x0000af02 || arg1 == 0x4008af03 || arg1 == 0x4008af04 || arg1 == 0x4004af07 || arg1 == 0x4008af10 || arg1 == 0x4028af11 || arg1 == 0x4008af12 || arg1 == 0xc008af12 || arg1 == 0x4008af20 || arg1 == 0x4008af21 || arg1 == 0x4008af22 || arg1 == 0x4008af30 # Disallow mmap with PROT_EXEC set. The syntax here doesn't allow bit # negation, thus the manually negated mask constant. mmap2: arg2 in 0xfffffffb mprotect: arg2 in 0xfffffffb munmap: 1 poll: 1 ppoll: 1 read: 1 recv: 1 sched_getaffinity: 1 set_robust_list: 1 sigaltstack: 1 # Disallow clone's other than new threads. # arg0 is flags. Because kernel. clone: arg0 & 0x00010000 write: 1 getpid: 1 # Allow PR_SET_NAME only. prctl: arg0 == 15 restart_syscall: 1 epoll_create1: 1 epoll_ctl: 1 epoll_wait: 1