| # Copyright 2021 The ChromiumOS Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| # Copyright 2021 The ChromiumOS Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| # Rules from common_device.policy with some rules removed because they block certain flags needed |
| # for gpu. |
| brk: 1 |
| clock_gettime: 1 |
| 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 |
| madvise: arg2 == MADV_DONTNEED || arg2 == MADV_DONTDUMP || arg2 == MADV_REMOVE || arg2 == MADV_MERGEABLE || arg2 == MADV_FREE |
| membarrier: 1 |
| # memfd_create is used for sharing memory with wayland. |
| # For normal use case, we allow arg1 == MFD_CLOEXEC|MFD_ALLOW_SEALING, with or without MFD_NOEXEC_SEAL. |
| # However, we allow all the arguments here for backtrace when it panics. |
| memfd_create: 1 |
| 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 |
| write: 1 |
| writev: 1 |
| uname: 1 |
| |
| # Required for perfetto tracing |
| getsockopt: 1 |
| shutdown: 1 |
| |
| ## Rules specific to gpu |
| connect: 1 |
| getrandom: 1 |
| lseek: 1 |
| statx: 1 |
| fstat: 1 |
| newfstatat: 1 |
| getdents64: 1 |
| sysinfo: 1 |
| fstatfs: 1 |
| prctl: arg0 == PR_SET_NAME || arg0 == PR_GET_NAME |
| |
| # 0x6400 == DRM_IOCTL_BASE, 0x8000 = KBASE_IOCTL_TYPE (mali), 0x40086200 = DMA_BUF_IOCTL_SYNC, 0x40087543 == UDMABUF_CREATE_LIST |
| # (from vmm-swap below) 0xc018aa3f == UFFDIO_API, 0xaa00 == USERFAULTFD_IOC_NEW |
| # (from wl_device) arg1 == FIONBIO || arg1 == DMA_BUF_IOCTL_SYNC || arg1 == SYNC_IOC_FILE_INFO || arg1 & DRM_IOCTL_BASE |
| ioctl: arg1 & 0x6400 || arg1 & 0x8000 || arg1 == 0x40086200 || arg1 == 0x40087543 || arg1 == 0xc018aa3f || arg1 == 0xaa00 || arg1 == 0x5421 || arg1 == 0x40086200 || arg1 == 0xc0383e04 || arg1 & 0x6400 |
| |
| ## mmap/mprotect differ from the common_device.policy |
| mmap: arg2 == PROT_READ|PROT_WRITE || arg2 == PROT_NONE || arg2 == PROT_READ|PROT_EXEC || arg2 == PROT_WRITE || arg2 == PROT_READ |
| mprotect: arg2 == PROT_READ|PROT_WRITE || arg2 == PROT_NONE || arg2 == PROT_READ |
| openat: 1 |
| |
| ## Rules specific to pvr |
| geteuid: 1 |
| getuid: 1 |
| fcntl: 1 |
| tgkill: 1 |
| |
| # Rules specific to Mesa. |
| sched_setscheduler: 1 |
| sched_setaffinity: 1 |
| kcmp: 1 |
| |
| # Rules for Mesa's u_trace thread |
| setpriority: 1 |
| |
| # Rules for Vulkan loader / layers |
| faccessat: 1 |
| faccessat2: 1 |
| getgid: 1 |
| getegid: 1 |
| |
| ## Rules for vmm-swap |
| userfaultfd: 1 |
| # 0xc018aa3f == UFFDIO_API, 0xaa00 == USERFAULTFD_IOC_NEW |
| # ioctl: arg1 == 0xc018aa3f || arg1 == 0xaa00 |
| |
| ## Rules for mali shader dump (debug workflow) |
| mkdirat: 1 |
| |
| # allow fork() and waitid() |
| clone: 1 |
| waitid: 1 |
| |
| # allow SOCK_STREAM and SOCK_DGRAM (syslog) |
| socket: arg0 == AF_UNIX && arg2 == 0 |
| |
| # allow socketpair(AF_UNIX, SOCK_SEQPACKET | SOCK_CLOEXEC) |
| socketpair: arg0 == AF_UNIX && arg1 == SOCK_SEQPACKET|SOCK_CLOEXEC && arg2 == 0 |
| |
| # allow signalfd() |
| signalfd4: 1 |
