| # This file is used to populate seccomp's allowlist policy in combination with SYSCALLS.TXT. |
| # Note that the resultant policy is applied only to zygote spawned processes. |
| # |
| # This file is processed by a python script named genseccomp.py. |
| |
| # syscalls needed to boot android |
| int pivot_root:pivot_root(const char *new_root, const char *put_old) lp64 |
| int ioprio_get:ioprio_get(int which, int who) lp64 |
| int ioprio_set:ioprio_set(int which, int who, int ioprio) lp64 |
| pid_t gettid:gettid() all |
| int futex:futex(int *uaddr, int futex_op, int val, const struct timespec *timeout, int *uaddr2, int val3) all |
| int clone:clone(int (*fn)(void *), void *child_stack, int flags, void *arg, ..) all |
| int sigreturn:sigreturn(unsigned long __unused) lp32 |
| int rt_sigreturn:rt_sigreturn(unsigned long __unused) all |
| int rt_tgsigqueueinfo:int rt_tgsigqueueinfo(pid_t tgid, pid_t tid, int sig, siginfo_t *uinfo) all |
| int restart_syscall:int restart_syscall() all |
| |
| # vfork is used by java.lang.ProcessBuilder |
| pid_t vfork:vfork() arm,x86,x86_64 |
| |
| # Needed for performance tools |
| int perf_event_open:perf_event_open(struct perf_event_attr *attr, pid_t pid, int cpu, int group_fd, unsigned long flags) all |
| |
| # Needed for strace |
| int tkill:tkill(int tid, int sig) all |
| |
| # b/34763393 |
| int seccomp:seccomp(unsigned int operation, unsigned int flags, void *args) all |
| |
| # Needed by sanitizers (b/34606909, b/136777266). |
| int open:open(const char*, int, ...) arm,x86,x86_64 |
| int stat64:stat64(const char*, struct stat64*) arm,x86 |
| ssize_t readlink:readlink(const char*, char*, size_t) arm,x86,x86_64 |
| # Needed by ubsan in T? (http://b/229989971) |
| int stat(const char*, struct stat*) arm,x86,x86_64 |
| |
| # |
| # Useful new syscalls which we don't yet use in bionic. |
| # |
| |
| # Since Linux 2.5, not in glibc. |
| int io_setup(unsigned nr, aio_context_t *ctxp) all |
| int io_destroy(aio_context_t ctx) all |
| int io_submit(aio_context_t ctx, long nr, struct iocb **iocbpp) all |
| int io_getevents(aio_context_t ctx, long min_nr, long max_nr, struct io_event *events, struct timespec *timeout) all |
| int io_cancel(aio_context_t ctx, struct iocb *, struct io_event *result) all |
| # Since Linux 3.14, not in glibc. |
| int sched_getattr(pid_t pid, struct sched_attr* attr, unsigned int flags) all |
| int sched_setattr(pid_t pid, struct sched_attr* attr, unsigned int size, unsigned int flags) all |
| # Since Linux 3.19, not in glibc (and not really needed to implement fexecve). |
| int execveat(int dirfd, const char* pathname, char* const* argv, char* const* envp, int flags) all |
| # Since Linux 4.3, not in glibc. Probed for and conditionally used by ART. |
| int membarrier(int cmd, int flags) all |
| # Since Linux 4.5, glibc 2.27. |
| ssize_t copy_file_range(int fd_in, loff_t* off_in, int fd_out, loff_t* off_out, size_t len, unsigned int flags) all |
| # Since Linux 4.6, glibc 2.26. |
| ssize_t preadv2(int fd, const struct iovec* iov, int iovcnt, off_t offset, int flags) all |
| ssize_t pwritev2(int fd, const struct iovec* iov, int iovcnt, off_t offset, int flags) all |
| # Since Linux 5.1, not in glibc. |
| int clock_gettime64(clockid_t, timespec64*) lp32 |
| int clock_settime64(clockid_t, const timespec64*) lp32 |
| int clock_adjtime64(clockid_t, timex64*) lp32 |
| int clock_getres_time64(clockid_t, timespec64*) lp32 |
| int clock_nanosleep_time64(clockid_t, int, const timespec64*, timespec*) lp32 |
| int timer_gettime64(__kernel_timer_t, itimerspec64*) lp32 |
| int timer_settime64(__kernel_timer_t, int, const itimerspec64*, itimerspec64*) lp32 |
| int timerfd_gettime64(int, itimerspec64*) lp32 |
| int timerfd_settime64(int, int, const itimerspec64*, itimerspec64*) lp32 |
| int utimensat_time64(int, const char*, const timespec64[2], int) lp32 |
| int pselect6_time64(int, fd_set*, fd_set*, timespec64*, void*) lp32 |
| int ppoll_time64(pollfd*, unsigned int, timespec64*, const sigset64_t*, size_t) lp32 |
| int recvmmsg_time64(int, mmsghdr*, unsigned int, int, const timespec64*) lp32 |
| int semtimedop_time64(int, sembuf*, size_t, const timespec64*) lp32 |
| int rt_sigtimedwait_time64(const sigset64_t*, siginfo_t*, const timespec64*, size_t) lp32 |
| int futex_time64(int*, int, int, const timespec64*, int*, int) lp32 |
| int sched_rr_get_interval_time64(pid_t, timespec64*) lp32 |
| # Since Linux 5.4, not in glibc. Probed for and conditionally used by ART. |
| int userfaultfd(int) all |
| # Since Linux 5.9, used by POSIX_SPAWN_CLOEXEC_DEFAULT |
| int close_range(unsigned int, unsigned int, int) all |
