diff options
| author | David Riley <davidriley@chromium.org> | 2019-07-24 12:09:07 -0700 |
|---|---|---|
| committer | Commit Bot <commit-bot@chromium.org> | 2019-08-01 19:34:04 +0000 |
| commit | 06787c5b6c0d1d878d7cef5f9fbdb14813c5e80c (patch) | |
| tree | d6a599b5d4f205f61f65e1340067d2dde1995b37 /seccomp | |
| parent | 62c533c9a3c60a7fcee2d49d987f955b75a67c99 (diff) | |
| download | crosvm-06787c5b6c0d1d878d7cef5f9fbdb14813c5e80c.tar crosvm-06787c5b6c0d1d878d7cef5f9fbdb14813c5e80c.tar.gz crosvm-06787c5b6c0d1d878d7cef5f9fbdb14813c5e80c.tar.bz2 crosvm-06787c5b6c0d1d878d7cef5f9fbdb14813c5e80c.tar.lz crosvm-06787c5b6c0d1d878d7cef5f9fbdb14813c5e80c.tar.xz crosvm-06787c5b6c0d1d878d7cef5f9fbdb14813c5e80c.tar.zst crosvm-06787c5b6c0d1d878d7cef5f9fbdb14813c5e80c.zip | |
gpu: Add sandboxing support for mali/ARM.
ARM platforms have different library locations and also required GPU devices to be availble to the GPU process. BUG=chromium:892280 TEST=glxgears with virtio-gpu on kevin and nami Change-Id: If1baeb1edda76d057e88ab5e88ce22f02e5d30a0 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/crosvm/+/1717738 Reviewed-by: Zach Reizner <zachr@chromium.org> Tested-by: kokoro <noreply+kokoro@google.com> Tested-by: David Riley <davidriley@chromium.org> Commit-Queue: David Riley <davidriley@chromium.org> Auto-Submit: David Riley <davidriley@chromium.org>
Diffstat (limited to 'seccomp')
| -rw-r--r-- | seccomp/arm/gpu_device.policy | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/seccomp/arm/gpu_device.policy b/seccomp/arm/gpu_device.policy new file mode 100644 index 0000000..2e3e1ba --- /dev/null +++ b/seccomp/arm/gpu_device.policy @@ -0,0 +1,64 @@ +# Copyright 2019 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. + +# Rules from common_device.policy with some rules removed because they block certain flags needed +# for gpu. +brk: 1 +clone: arg0 & CLONE_THREAD +close: 1 +dup2: 1 +dup: 1 +epoll_create1: 1 +epoll_ctl: 1 +epoll_wait: 1 +eventfd2: 1 +exit: 1 +exit_group: 1 +futex: 1 +getpid: 1 +gettimeofday: 1 +kill: 1 +madvise: arg2 == MADV_DONTNEED || arg2 == MADV_DONTDUMP || arg2 == MADV_REMOVE +mremap: 1 +munmap: 1 +nanosleep: 1 +open: return ENOENT +openat: return ENOENT +pipe2: 1 +poll: 1 +ppoll: 1 +prctl: arg0 == PR_SET_NAME +read: 1 +readv: 1 +recv: 1 +recvfrom: 1 +recvmsg: 1 +restart_syscall: 1 +rt_sigaction: 1 +rt_sigprocmask: 1 +rt_sigreturn: 1 +sched_getaffinity: 1 +sendmsg: 1 +sendto: 1 +set_robust_list: 1 +sigaltstack: 1 +write: 1 + +## Rules specific to gpu +connect: 1 +getrandom: 1 +openat: 1 +socket: arg0 == 1 && arg1 == 0x80001 && arg2 == 0 +_llseek: 1 +ftruncate64: 1 +stat64: 1 +fstat64: 1 +getdents64: 1 + +# 0x6400 == DRM_IOCTL_BASE, 0x8000 = KBASE_IOCTL_TYPE (mali) +ioctl: arg1 & 0x6400 || arg1 & 0x8000 + +## mmap/mprotect/open/openat differ from the common_device.policy +mmap2: 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 |