| # Copyright 2019 The ChromiumOS Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| # Copyright 2019 The ChromiumOS Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| # This is an allow list of syscalls for most of crosvm devices. |
| # |
| # Note that some device policy files don't depend on this policy file |
| # because of some conflicts such as gpu_common.policy. |
| # If you want to modify policies for all the devices, please modify |
| # not only this file but also other *_common.policy files. |
| |
| brk: 1 |
| clock_gettime: 1 |
| clone: arg0 & CLONE_THREAD |
| clone3: 1 |
| close: 1 |
| dup3: 1 |
| dup: 1 |
| epoll_create1: 1 |
| epoll_ctl: 1 |
| epoll_pwait: 1 |
| eventfd2: 1 |
| exit: 1 |
| exit_group: 1 |
| ftruncate: 1 |
| futex: 1 |
| getcwd: 1 |
| getpid: 1 |
| gettid: 1 |
| gettimeofday: 1 |
| io_uring_setup: 1 |
| io_uring_register: 1 |
| io_uring_enter: 1 |
| kill: 1 |
| lseek: 1 |
| madvise: arg2 == MADV_DONTNEED || arg2 == MADV_DONTDUMP || arg2 == MADV_REMOVE || arg2 == MADV_MERGEABLE || arg2 == MADV_FREE |
| membarrier: 1 |
| memfd_create: 1 |
| mmap: arg2 in ~PROT_EXEC |
| mprotect: arg2 in ~PROT_EXEC |
| mremap: 1 |
| munmap: 1 |
| nanosleep: 1 |
| clock_nanosleep: 1 |
| pipe2: 1 |
| ppoll: 1 |
| read: 1 |
| readlinkat: 1 |
| readv: 1 |
| recvfrom: 1 |
| recvmsg: 1 |
| restart_syscall: 1 |
| rseq: 1 |
| rt_sigaction: 1 |
| rt_sigprocmask: 1 |
| rt_sigreturn: 1 |
| sched_getaffinity: 1 |
| sched_yield: 1 |
| sendmsg: 1 |
| sendto: 1 |
| set_robust_list: 1 |
| sigaltstack: 1 |
| tgkill: arg2 == SIGABRT |
| write: 1 |
| writev: 1 |
| fcntl: 1 |
| uname: 1 |
| |
| # ANDROID(b/271625758): disabled to fix duplicate syscall error. |
| # ## Rules for vmm-swap |
| # userfaultfd: 1 |
| # # 0xc018aa3f == UFFDIO_API, 0xaa00 == USERFAULTFD_IOC_NEW |
| # ioctl: arg1 == 0xc018aa3f || arg1 == 0xaa00 |
| |
| # Whitelist vhost_vsock 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_VSOCK_SET_GUEST_CID || |
| # arg1 == VHOST_VSOCK_SET_RUNNING |
| 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 == 0x4008af60 || arg1 == 0x4004af61 |
| openat: return ENOENT |
| |
| prctl: arg0 == PR_SET_NAME |