Block bunch of privileged syscalls to apps
Test: build, run some app
Bug: 63944145
Change-Id: I13eb56f923732e110851dec02eaa11f6cb44535c
diff --git a/libc/seccomp/arm64_app_policy.cpp b/libc/seccomp/arm64_app_policy.cpp
index 12722e1..f7f0dc4 100644
--- a/libc/seccomp/arm64_app_policy.cpp
+++ b/libc/seccomp/arm64_app_policy.cpp
@@ -5,36 +5,62 @@
#include "seccomp_bpfs.h"
const sock_filter arm64_app_filter[] = {
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 0, 0, 32),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 220, 15, 0),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 101, 7, 0),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 43, 3, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 0, 0, 58),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 153, 29, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 101, 15, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 52, 7, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 41, 3, 0),
BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 19, 1, 0),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 18, 27, 26), //io_setup|io_destroy|io_submit|io_cancel|io_getevents|setxattr|lsetxattr|fsetxattr|getxattr|lgetxattr|fgetxattr|listxattr|llistxattr|flistxattr|removexattr|lremovexattr|fremovexattr|getcwd
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 42, 26, 25), //eventfd2|epoll_create1|epoll_ctl|epoll_pwait|dup|dup3|fcntl|inotify_init1|inotify_add_watch|inotify_rm_watch|ioctl|ioprio_set|ioprio_get|flock|mknodat|mkdirat|unlinkat|symlinkat|linkat|renameat|umount2|mount|pivot_root
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 18, 52, 51), //io_setup|io_destroy|io_submit|io_cancel|io_getevents|setxattr|lsetxattr|fsetxattr|getxattr|lgetxattr|fgetxattr|listxattr|llistxattr|flistxattr|removexattr|lremovexattr|fremovexattr|getcwd
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 39, 51, 50), //eventfd2|epoll_create1|epoll_ctl|epoll_pwait|dup|dup3|fcntl|inotify_init1|inotify_add_watch|inotify_rm_watch|ioctl|ioprio_set|ioprio_get|flock|mknodat|mkdirat|unlinkat|symlinkat|linkat|renameat
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 43, 1, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 42, 49, 48), //pivot_root
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 51, 48, 47), //statfs|fstatfs|truncate|ftruncate|fallocate|faccessat|chdir|fchdir
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 90, 3, 0),
BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 59, 1, 0),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 58, 24, 23), //statfs|fstatfs|truncate|ftruncate|fallocate|faccessat|chdir|fchdir|chroot|fchmod|fchmodat|fchownat|fchown|openat|close
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 99, 23, 22), //pipe2|quotactl|getdents64|lseek|read|write|readv|writev|pread64|pwrite64|preadv|pwritev|sendfile|pselect6|ppoll|signalfd4|vmsplice|splice|tee|readlinkat|newfstatat|fstat|sync|fsync|fdatasync|sync_file_range|timerfd_create|timerfd_settime|timerfd_gettime|utimensat|acct|capget|capset|personality|exit|exit_group|waitid|set_tid_address|unshare|futex
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 198, 3, 0),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 105, 1, 0),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 104, 20, 19), //nanosleep|getitimer|setitimer
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 180, 19, 18), //init_module|delete_module|timer_create|timer_gettime|timer_getoverrun|timer_settime|timer_delete|clock_settime|clock_gettime|clock_getres|clock_nanosleep|syslog|ptrace|sched_setparam|sched_setscheduler|sched_getscheduler|sched_getparam|sched_setaffinity|sched_getaffinity|sched_yield|sched_get_priority_max|sched_get_priority_min|sched_rr_get_interval|restart_syscall|kill|tkill|tgkill|sigaltstack|rt_sigsuspend|rt_sigaction|rt_sigprocmask|rt_sigpending|rt_sigtimedwait|rt_sigqueueinfo|rt_sigreturn|setpriority|getpriority|reboot|setregid|setgid|setreuid|setuid|setresuid|getresuid|setresgid|getresgid|setfsuid|setfsgid|times|setpgid|getpgid|getsid|setsid|getgroups|setgroups|uname|sethostname|setdomainname|getrlimit|setrlimit|getrusage|umask|prctl|getcpu|gettimeofday|settimeofday|adjtimex|getpid|getppid|getuid|geteuid|getgid|getegid|gettid|sysinfo
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 58, 45, 44), //fchmod|fchmodat|fchownat|fchown|openat|close
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 89, 44, 43), //pipe2|quotactl|getdents64|lseek|read|write|readv|writev|pread64|pwrite64|preadv|pwritev|sendfile|pselect6|ppoll|signalfd4|vmsplice|splice|tee|readlinkat|newfstatat|fstat|sync|fsync|fdatasync|sync_file_range|timerfd_create|timerfd_settime|timerfd_gettime|utimensat
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 92, 1, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 91, 42, 41), //capget
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 99, 41, 40), //personality|exit|exit_group|waitid|set_tid_address|unshare|futex
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 143, 7, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 113, 3, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 107, 1, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 104, 37, 36), //nanosleep|getitimer|setitimer
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 112, 36, 35), //timer_create|timer_gettime|timer_getoverrun|timer_settime|timer_delete
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 117, 1, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 116, 34, 33), //clock_gettime|clock_getres|clock_nanosleep
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 142, 33, 32), //ptrace|sched_setparam|sched_setscheduler|sched_getscheduler|sched_getparam|sched_setaffinity|sched_getaffinity|sched_yield|sched_get_priority_max|sched_get_priority_min|sched_rr_get_interval|restart_syscall|kill|tkill|tgkill|sigaltstack|rt_sigsuspend|rt_sigaction|rt_sigprocmask|rt_sigpending|rt_sigtimedwait|rt_sigqueueinfo|rt_sigreturn|setpriority|getpriority
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 150, 3, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 148, 1, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 144, 30, 29), //setregid
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 149, 29, 28), //getresuid
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 151, 28, 27), //getresgid
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 226, 13, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 198, 7, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 163, 3, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 160, 1, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 159, 23, 22), //times|setpgid|getpgid|getsid|setsid|getgroups
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 161, 22, 21), //uname
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 172, 1, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 170, 20, 19), //getrlimit|setrlimit|getrusage|umask|prctl|getcpu|gettimeofday
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 180, 19, 18), //getpid|getppid|getuid|geteuid|getgid|getegid|gettid|sysinfo
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 220, 3, 0),
BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 203, 1, 0),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 202, 17, 16), //socket|socketpair|bind|listen
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 217, 16, 15), //connect|getsockname|getpeername|sendto|recvfrom|setsockopt|getsockopt|shutdown|sendmsg|recvmsg|readahead|brk|munmap|mremap
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 266, 7, 0),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 240, 3, 0),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 226, 1, 0),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 224, 12, 11), //clone|execve|mmap|fadvise64
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 234, 11, 10), //mprotect|msync|mlock|munlock|mlockall|munlockall|mincore|madvise
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 260, 1, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 202, 16, 15), //socket|socketpair|bind|listen
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 217, 15, 14), //connect|getsockname|getpeername|sendto|recvfrom|setsockopt|getsockopt|shutdown|sendmsg|recvmsg|readahead|brk|munmap|mremap
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 224, 14, 13), //clone|execve|mmap|fadvise64
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 274, 7, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 260, 3, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 240, 1, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 234, 10, 9), //mprotect|msync|mlock|munlock|mlockall|munlockall|mincore|madvise
BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 244, 9, 8), //rt_tgsigqueueinfo|perf_event_open|accept4|recvmmsg
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 262, 8, 7), //wait4|prlimit64
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 281, 3, 0),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 274, 1, 0),
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 272, 5, 4), //clock_adjtime|syncfs|setns|sendmmsg|process_vm_readv|process_vm_writev
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 280, 4, 3), //sched_setattr|sched_getattr|renameat2|seccomp|getrandom|memfd_create
-BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 284, 1, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 267, 1, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 262, 7, 6), //wait4|prlimit64
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 272, 6, 5), //syncfs|setns|sendmmsg|process_vm_readv|process_vm_writev
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 284, 3, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 281, 1, 0),
+BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 280, 3, 2), //sched_setattr|sched_getattr|renameat2|seccomp|getrandom|memfd_create
BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 282, 2, 1), //execveat
BPF_JUMP(BPF_JMP|BPF_JGE|BPF_K, 288, 1, 0), //mlock2|copy_file_range|preadv2|pwritev2
BPF_STMT(BPF_RET|BPF_K, SECCOMP_RET_ALLOW),