| # Copyright 2024 The ChromiumOS Authors |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| # These seccomp rules specify only the syscalls used by the Weida wdt_util |
| # tool. |
| # The updater wdt_util should only be used through minijail with these rules. |
| |
| # rseq should be first due to frequency and purpose to decrease nptl latency |
| rseq: 1 |
| # ioctl: |
| # I2C_FUNCS: 0x705 |
| # I2C_RDWR: 0x707 |
| ioctl: arg1 == 0x705 || arg1 == 0x707 |
| openat: 1 |
| close: 1 |
| mmap: arg2 in ~PROT_EXEC || arg2 in ~PROT_WRITE |
| mseal: 1 |
| mprotect: arg2 == PROT_READ || arg2 == PROT_NONE |
| newfstatat: 1 |
| getdents64: 1 |
| brk: 1 |
| munmap: 1 |
| execve: 1 |
| faccessat: 1 |
| read: 1 |
| set_tid_address: 1 |
| set_robust_list: 1 |
| prlimit64: 1 |
| getuid: 1 |
| geteuid: 1 |
| getrandom: arg2 in ~GRND_RANDOM |
| write: 1 |
| exit_group: 1 |
| restart_syscall: 1 |
| exit: 1 |
| rt_sigreturn: 1 |
| clock_gettime: 1 |
| clock_nanosleep: 1 |
