// https://syzkaller.appspot.com/bug?id=03f4404da0737d2be5145ac3ed936712fcfd504c // autogenerated by syzkaller (https://github.com/google/syzkaller) #define _GNU_SOURCE #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifndef __NR_bpf #define __NR_bpf 321 #endif static __thread int clone_ongoing; static __thread int skip_segv; static __thread jmp_buf segv_env; static void segv_handler(int sig, siginfo_t* info, void* ctx) { if (__atomic_load_n(&clone_ongoing, __ATOMIC_RELAXED) != 0) { exit(sig); } uintptr_t addr = (uintptr_t)info->si_addr; const uintptr_t prog_start = 1 << 20; const uintptr_t prog_end = 100 << 20; int skip = __atomic_load_n(&skip_segv, __ATOMIC_RELAXED) != 0; int valid = addr < prog_start || addr > prog_end; if (skip && valid) { _longjmp(segv_env, 1); } exit(sig); } static void install_segv_handler(void) { struct sigaction sa; memset(&sa, 0, sizeof(sa)); sa.sa_handler = SIG_IGN; syscall(SYS_rt_sigaction, 0x20, &sa, NULL, 8); syscall(SYS_rt_sigaction, 0x21, &sa, NULL, 8); memset(&sa, 0, sizeof(sa)); sa.sa_sigaction = segv_handler; sa.sa_flags = SA_NODEFER | SA_SIGINFO; sigaction(SIGSEGV, &sa, NULL); sigaction(SIGBUS, &sa, NULL); } #define NONFAILING(...) \ ({ \ int ok = 1; \ __atomic_fetch_add(&skip_segv, 1, __ATOMIC_SEQ_CST); \ if (_setjmp(segv_env) == 0) { \ __VA_ARGS__; \ } else \ ok = 0; \ __atomic_fetch_sub(&skip_segv, 1, __ATOMIC_SEQ_CST); \ ok; \ }) static void sleep_ms(uint64_t ms) { usleep(ms * 1000); } static uint64_t current_time_ms(void) { struct timespec ts; if (clock_gettime(CLOCK_MONOTONIC, &ts)) exit(1); return (uint64_t)ts.tv_sec * 1000 + (uint64_t)ts.tv_nsec / 1000000; } static void use_temporary_dir(void) { char tmpdir_template[] = "./syzkaller.XXXXXX"; char* tmpdir = mkdtemp(tmpdir_template); if (!tmpdir) exit(1); if (chmod(tmpdir, 0777)) exit(1); if (chdir(tmpdir)) exit(1); } static void thread_start(void* (*fn)(void*), void* arg) { pthread_t th; pthread_attr_t attr; pthread_attr_init(&attr); pthread_attr_setstacksize(&attr, 128 << 10); int i = 0; for (; i < 100; i++) { if (pthread_create(&th, &attr, fn, arg) == 0) { pthread_attr_destroy(&attr); return; } if (errno == EAGAIN) { usleep(50); continue; } break; } exit(1); } typedef struct { int state; } event_t; static void event_init(event_t* ev) { ev->state = 0; } static void event_reset(event_t* ev) { ev->state = 0; } static void event_set(event_t* ev) { if (ev->state) exit(1); __atomic_store_n(&ev->state, 1, __ATOMIC_RELEASE); syscall(SYS_futex, &ev->state, FUTEX_WAKE | FUTEX_PRIVATE_FLAG, 1000000); } static void event_wait(event_t* ev) { while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, 0); } static int event_isset(event_t* ev) { return __atomic_load_n(&ev->state, __ATOMIC_ACQUIRE); } static int event_timedwait(event_t* ev, uint64_t timeout) { uint64_t start = current_time_ms(); uint64_t now = start; for (;;) { uint64_t remain = timeout - (now - start); struct timespec ts; ts.tv_sec = remain / 1000; ts.tv_nsec = (remain % 1000) * 1000 * 1000; syscall(SYS_futex, &ev->state, FUTEX_WAIT | FUTEX_PRIVATE_FLAG, 0, &ts); if (__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) return 1; now = current_time_ms(); if (now - start > timeout) return 0; } } static bool write_file(const char* file, const char* what, ...) { char buf[1024]; va_list args; va_start(args, what); vsnprintf(buf, sizeof(buf), what, args); va_end(args); buf[sizeof(buf) - 1] = 0; int len = strlen(buf); int fd = open(file, O_WRONLY | O_CLOEXEC); if (fd == -1) return false; if (write(fd, buf, len) != len) { int err = errno; close(fd); errno = err; return false; } close(fd); return true; } #define FS_IOC_SETFLAGS _IOW('f', 2, long) static void remove_dir(const char* dir) { int iter = 0; DIR* dp = 0; const int umount_flags = MNT_FORCE | UMOUNT_NOFOLLOW; retry: while (umount2(dir, umount_flags) == 0) { } dp = opendir(dir); if (dp == NULL) { if (errno == EMFILE) { exit(1); } exit(1); } struct dirent* ep = 0; while ((ep = readdir(dp))) { if (strcmp(ep->d_name, ".") == 0 || strcmp(ep->d_name, "..") == 0) continue; char filename[FILENAME_MAX]; snprintf(filename, sizeof(filename), "%s/%s", dir, ep->d_name); while (umount2(filename, umount_flags) == 0) { } struct stat st; if (lstat(filename, &st)) exit(1); if (S_ISDIR(st.st_mode)) { remove_dir(filename); continue; } int i; for (i = 0;; i++) { if (unlink(filename) == 0) break; if (errno == EPERM) { int fd = open(filename, O_RDONLY); if (fd != -1) { long flags = 0; if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) { } close(fd); continue; } } if (errno == EROFS) { break; } if (errno != EBUSY || i > 100) exit(1); if (umount2(filename, umount_flags)) exit(1); } } closedir(dp); for (int i = 0;; i++) { if (rmdir(dir) == 0) break; if (i < 100) { if (errno == EPERM) { int fd = open(dir, O_RDONLY); if (fd != -1) { long flags = 0; if (ioctl(fd, FS_IOC_SETFLAGS, &flags) == 0) { } close(fd); continue; } } if (errno == EROFS) { break; } if (errno == EBUSY) { if (umount2(dir, umount_flags)) exit(1); continue; } if (errno == ENOTEMPTY) { if (iter < 100) { iter++; goto retry; } } } exit(1); } } static void kill_and_wait(int pid, int* status) { kill(-pid, SIGKILL); kill(pid, SIGKILL); for (int i = 0; i < 100; i++) { if (waitpid(-1, status, WNOHANG | __WALL) == pid) return; usleep(1000); } DIR* dir = opendir("/sys/fs/fuse/connections"); if (dir) { for (;;) { struct dirent* ent = readdir(dir); if (!ent) break; if (strcmp(ent->d_name, ".") == 0 || strcmp(ent->d_name, "..") == 0) continue; char abort[300]; snprintf(abort, sizeof(abort), "/sys/fs/fuse/connections/%s/abort", ent->d_name); int fd = open(abort, O_WRONLY); if (fd == -1) { continue; } if (write(fd, abort, 1) < 0) { } close(fd); } closedir(dir); } else { } while (waitpid(-1, status, __WALL) != pid) { } } static void setup_test() { prctl(PR_SET_PDEATHSIG, SIGKILL, 0, 0, 0); setpgrp(); write_file("/proc/self/oom_score_adj", "1000"); if (symlink("/dev/binderfs", "./binderfs")) { } } static void setup_sysctl() { int cad_pid = fork(); if (cad_pid < 0) exit(1); if (cad_pid == 0) { for (;;) sleep(100); } char tmppid[32]; snprintf(tmppid, sizeof(tmppid), "%d", cad_pid); struct { const char* name; const char* data; } files[] = { {"/sys/kernel/debug/x86/nmi_longest_ns", "10000000000"}, {"/proc/sys/kernel/hung_task_check_interval_secs", "20"}, {"/proc/sys/net/core/bpf_jit_kallsyms", "1"}, {"/proc/sys/net/core/bpf_jit_harden", "0"}, {"/proc/sys/kernel/kptr_restrict", "0"}, {"/proc/sys/kernel/softlockup_all_cpu_backtrace", "1"}, {"/proc/sys/fs/mount-max", "100"}, {"/proc/sys/vm/oom_dump_tasks", "0"}, {"/proc/sys/debug/exception-trace", "0"}, {"/proc/sys/kernel/printk", "7 4 1 3"}, {"/proc/sys/kernel/keys/gc_delay", "1"}, {"/proc/sys/vm/oom_kill_allocating_task", "1"}, {"/proc/sys/kernel/ctrl-alt-del", "0"}, {"/proc/sys/kernel/cad_pid", tmppid}, }; for (size_t i = 0; i < sizeof(files) / sizeof(files[0]); i++) { if (!write_file(files[i].name, files[i].data)) { } } kill(cad_pid, SIGKILL); while (waitpid(cad_pid, NULL, 0) != cad_pid) ; } struct thread_t { int created, call; event_t ready, done; }; static struct thread_t threads[16]; static void execute_call(int call); static int running; static void* thr(void* arg) { struct thread_t* th = (struct thread_t*)arg; for (;;) { event_wait(&th->ready); event_reset(&th->ready); execute_call(th->call); __atomic_fetch_sub(&running, 1, __ATOMIC_RELAXED); event_set(&th->done); } return 0; } static void execute_one(void) { if (write(1, "executing program\n", sizeof("executing program\n") - 1)) { } int i, call, thread; for (call = 0; call < 9; call++) { for (thread = 0; thread < (int)(sizeof(threads) / sizeof(threads[0])); thread++) { struct thread_t* th = &threads[thread]; if (!th->created) { th->created = 1; event_init(&th->ready); event_init(&th->done); event_set(&th->done); thread_start(thr, th); } if (!event_isset(&th->done)) continue; event_reset(&th->done); th->call = call; __atomic_fetch_add(&running, 1, __ATOMIC_RELAXED); event_set(&th->ready); event_timedwait(&th->done, 50); break; } } for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++) sleep_ms(1); } static void execute_one(void); #define WAIT_FLAGS __WALL static void loop(void) { int iter = 0; for (;; iter++) { char cwdbuf[32]; sprintf(cwdbuf, "./%d", iter); if (mkdir(cwdbuf, 0777)) exit(1); int pid = fork(); if (pid < 0) exit(1); if (pid == 0) { if (chdir(cwdbuf)) exit(1); setup_test(); execute_one(); exit(0); } int status = 0; uint64_t start = current_time_ms(); for (;;) { sleep_ms(10); if (waitpid(-1, &status, WNOHANG | WAIT_FLAGS) == pid) break; if (current_time_ms() - start < 5000) continue; kill_and_wait(pid, &status); break; } remove_dir(cwdbuf); } } uint64_t r[3] = {0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: res = syscall(__NR_socketpair, /*domain=*/0x1eul, /*type=*/1ul, /*proto=*/0, /*fds=*/0x20000000ul); if (res != -1) { NONFAILING(r[0] = *(uint32_t*)0x20000000); NONFAILING(r[1] = *(uint32_t*)0x20000004); } break; case 1: NONFAILING(*(uint64_t*)0x200003c0 = 0x20000180); NONFAILING(*(uint16_t*)0x20000180 = 0x1e); NONFAILING(*(uint8_t*)0x20000182 = 1); NONFAILING(*(uint8_t*)0x20000183 = 0); NONFAILING(*(uint32_t*)0x20000184 = 0); NONFAILING(*(uint32_t*)0x20000188 = 0); NONFAILING(*(uint32_t*)0x2000018c = 0); NONFAILING(*(uint32_t*)0x200003c8 = 0x10); NONFAILING(*(uint64_t*)0x200003d0 = 0x20000380); NONFAILING(*(uint64_t*)0x20000380 = 0x20000480); NONFAILING(memcpy( (void*)0x20000480, "\xc3\xe9\x72\xbd\x85\xa6\xd8\x41\x36\xd6\xdd\x55\x04\x8d\x35\x93\xa7" "\x4f\x33\x8c\xe6\x77\x2a\xb9\xa6\xf6\x40\x41\xc2\xf6\xfb\xbe\xcd\xc0" "\x8e\xbc\xd3\x19\x2b\x6a\x53\x66\x2d\xae\x7c\x8e\x9c\x66\x5e\x80\xa5" "\xd0\x92\x5f\x72\x8d\xca\xc3\x0c\x29\x79\x39\x92\xe5\x88\x95\x26\x53" "\xd4\x14\xcb\x8c\xcd\xab\xc3\x87\x67\xfe\xe8\x19\xec\x5a\xf0\xc5\xee" "\x93\x68\x80\xfe\x85\x49\xb4\xed\x34\x77\x79\xca\xb4\xff\xd4\xe0\xb6" "\x2c\x53\xa1\xc0\x1d\xb2\x8f\x2b\x3f\x91\xc3\x42\x11\xc9\x35\x3b\xc1" "\xde\xce\x61\x51\x19\x17\xc2\x24\x5f\xd6\x6c\xb8\xdf\xfe\xac\xb4\xd4" "\x6d\x62\x7c\x97\xb4\x98\xbf\x1f\xf6\xb3\x13\xbf\xbc\x97\x65\x45\x7c" "\x83\x17\x71\xd5\xee\xc7\x99\x7e\xc2\x42\xe4\x50\x5f\x01\xc1\xbb\x3e" "\x06\x9b\x2e\x63\x0f\x42\xa2\xbe\x86\x59\x8a\x61", 182)); NONFAILING(*(uint64_t*)0x20000388 = 0x64); NONFAILING(*(uint64_t*)0x20000390 = 0x20000300); NONFAILING(memset((void*)0x20000300, 86, 1)); NONFAILING(*(uint64_t*)0x20000398 = 1); NONFAILING(*(uint64_t*)0x200003a0 = 0x20001600); NONFAILING(memcpy( (void*)0x20001600, "\x3e\xed\x50\xd0\x12\x57\x19\xa8\x10\xf8\x8e\x3f\x47\x18\x6f\xe4\xda" "\xe7\x41\x82\xdf\xd1\x09\xa2\x58\x7c\x47\x97\x41\x0c\x9b\x8e\x39\xbd" "\x3d\x9a\xa1\x44\xd5\x90\x86\x47\xc3\x0c\x8d\xb6\x9b\x5c\x17\x08\x4c" "\x9b\x1b\xfb\xb8\x68\x07\x37\xc4\xf8\x8a\xbc\xdb\xc7\xd2\x94\xd7\x2a" "\xb1\xb3\x44\x27\x09\x15\xdf\x9d\xdf\x56\x35\x64\x4c\x35\x1c\x22\xb2" "\x9d\x94\x8a\xc4\x10\x6b\xce\x71\x07\x57\x0b\xee\xd6\x30\x77\xcf\xbc" "\x98\xef\x71\x69\x9e\xae\x65\xd3\x77\x24\xd9\x95\xb5\x53\xe7\xa3\xad" "\xe6\x19\xb5\x22\x31\x3a\xb3\x82\xca\xf8\x79\xfe\xb4\x89\x42\x87\x8e" "\x60\x5e\xe3\xee\x28\x72\x79\x4e\x3a\xbe\x22\xa3\xf0\x25\x06\x8b\x62" "\x8a\x5d\x92\x46\x80\x92\xa5\xcc\x64\x9b\xbb\xd9\x78\xb5\x77\x2e\x53" "\x79\x39\x43\x2a\x50\x21\x22\x23\x5c\xed\x31\x2d\xaf\xd1\x08\xc9\xff" "\xeb\x0b\x38\xcc\x16\xda\x94\x18\xca\x01\xd4\x85\xa6\xaf\xb5\x82\x7d" "\xa4\xdf\x6e\x11\x21\xec\x30\x7d\xe1\x4b\xb3\x2b\x6a\x97\x76\x08\xe4" "\x57\x6a\x99\x81\x82\xdd\x93\xd5\x92\xff\x43\xe5\x5b\xfd\xbb\xce\x23" "\xec\xd5\x01\xe4\x3b\x3e\x93\xef\x8d\x9d\x01\x71\x1d\xff\x54\xc3\x01" "\xe2\x99\xd3\x80\x1a\x3c\xff\xe6\xc9\x88\x3f\xbd\x0e\x47\x12\x4d\xc0" "\x25\x69\xf6\x2d\x48\xb8\x78\xfc\xb5\x8c\xe9\x9f\xcf\xfc\xd2\xa5\x16" "\x6e\xff\x3a\xd9\x3c\xf1\xd1\x37\x27\x49\x93\xd8\x6a\x3b\x37\x30\xd6" "\x3d\xed\x75\x9f\x6c\xa8\x8f\xa4\x49\xe5\x57\x5b\x15\x32\x1e\x5a\x58" "\xa1\xf8\x88\xee\xd7\x46\x6d\xb4\x97\x6c\xe3\x5f\x6d\x2e\xfb\x5a\xd0" "\x5d\x99\xa6\x64\x82\xdc\x60\x7c\xb5\xac\xb2\x4d\x32\x68\x03\xbd\x33" "\x75\x19\xcc\x98\x10\x3f\x59\xc6\x3b\x59\x62\xcd\x72\xe4\x49\x7d\x1b" "\x00\x81\x7d\x6e\x09\xde\x70\x27\x0a\x09\xb4\x93\xc2\x22\x66\x17\xb1" "\xc9\xef\x9d\x50\x6b\xe0\x0d\x6e\x07\xf1\x46\x33\xa9\x66\xf0\x4e\xcc" "\xa9\x0f\xb8\xd2\xb9\x63\xad\x6f\x38\x17\x93\x5b\xd6\x53\x4f\xa3\xda" "\x1c\x5d\xc4\x68\x78\x9c\xbf\x11\x92\xf3\xc0\xbf\xf3\x77\x7f\x1e\xdd" "\x2a\xda\x5d\x35\xf8\x8f\x12\xf2\x9e\x95\x2c\x44\x44\x5c\xe6\x23\x50" "\x9d\x66\x81\x1c\x80\xa9\xe0\xf1\x3a\xd8\x5a\xba\x37\xd8\x6f\xf0\xda" "\x4d\xda\x60\x1d\x9e\x8a\xcb\x26\x42\x33\xbc\x93\x9f\xb0\x56\x31\x66" "\x12\xcf\xf6\x87\xd5\xc4\x41\x57\xbe\x05\xbc\xc8\x8b\x33\x3f\xf2\xa4" 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"\x2d\x7a\xc3\x18\x68\x58\x34\x46\x7f\x33\x75\x61\xdd\xe2\xe0\xc1\xe2" "\x82\x7c\xdf\xfc\xf4\x2c\x17\x72\x8e\xe6\x4b\x3f\xf4\xcc\xc0\x22\x75" "\x90\xba\xdd\x0b\xd7\xe4\x48\xb8\xcc\xa0\x89\x2d\x6a\x5e\x01\x30\xd2" "\xac\x66\x5f\x47\xc6\xb2\x8d\xaa\x10\x1c\x1b\x31\x98\x69\xbd\xd3\x9f" "\xa9\x24\xd6\xd9\xba\x7d\x72\xfe\xda\x5f\x21\xac\x78\x64\x1c\x7d\x48" "\x01\xd4\x1c\x78\x79\x72\x1b\x3b\xe4\xda\xb4\x0d\x9c\x4a\x78\x55\x24" "\x40\x10\x1f\x37\x34\x89\xcc\x52\x40\xb0\x14\x4a\x9c\xe3\x26\x91\xa7" "\x84\xb6\xdf\xe9\x71\xa2\x1b\xb5\x98\x0f\xf6\x7d\xa2\xd1\xbb\x90\xb2" "\x23\xc9\xe1\x92\xa3\x9c\x1a\xea\xdd\x1f\x5c\x79\x08\x11\x07\x9c\x0b" "\x51\xa9\x71\x05\xc9\x9b\x6f\x95\xd7\x1b\xb3\xea\x47\xc3\x3d\x9d\xcb" "\x0a\x53\xc9\x29\xc4\x44\x99\xe1\x84\xa3\xcd\x72\x2c\x90\x8d\x3b\x0d" "\x15\x7e\x28\xff\xde\xb2\xed\x71\x92\xe7\x80\xd9\x6a\x7a\x2f\x0f\xd5" "\xa8\x7b\xdc\x97\x3e\x04\x9d\xa0\xca\xf9\x31\xf2\x6f\x5a\x21\x81\x3e" "\x2e\x60\x2c\xeb\x22\x59\x99\x7e\x02\x05\xce\x48\xfd\x94\x24\xbd\x6d" "\x4d\x75\xdd\x43\x01\xf4\x29\xee\x30\x74\x5c\xd8\x39\xa4\x0d\xbe\xab" "\x4c\x3d\xb2\xf0\xf1\x0b\xba\xea\x07\x1c\xa4\x1d\x13\x92\x38\x56\x81" "\x73\x0a\x36\x78\xa5\xf6\x0f\x60\x4d\xbe\x19\xcb\x9d\x7d\xd2\x34\x33" "\x7e\x32\x74\x51\xb8\xcc\x65\x39\x4a\xf3\x99\x43\x2e\xf7\xfc\x37\x65" "\xd0\x55\x87\x4e\xbd\xca\x14\xe5\x99\x92\x92\xd6\xf7\x2f\x31\xe9\x2b" "\xac\xf2\x5d\xb5\xef\x8f\x52\x12\x95\x2c\x19\x10\xde\x06\xdd\xbe\x16" "\x87\xa0\xe1\x83\x79\x22\xf2\x22\x82\x89\x91\x6e\xd3\xae\xb7\xb9\xcc" "\x24\xda\x3a\xe4\x71\x39\xe3\x71\x93\x0a\xfa\x6d\x35\x73\xdf\x67\x32" "\xc2\x6c\x0c\x7a\xe0\x6d\x9c\xed\xfa\x77\x16\x07\x11\xbc\xb0\x6e\x65" "\x53\x33\x8d\xea\xe4\xc5\x73\x1c\xf5\x3c\xc1\x54\x11\x30\x96\xd0\x2f" "\x30\x36\xd7\xd9\xed\xfc\xdc\x33\x1e\x4b\xb8\x60\xc5\x20\x84\x89\x21" "\x2e\x90\x4e\xab\x70\xe7\xf8\x60\xb0\x37\x98\x95\xcb\xde\xcb\xf7\xa0" "\xb7\xa2\x5e\x5b\x85\x3c\x7d\xbe\x08\xa4\xe2\x96\xa3\x0a\xfe\xc8\xcf" "\x5a\x9f\x6e\xa4\xae\xf3\x2a\x50\x86\x55\xd5\x39\xa7\x70\xb2\x1e\x66" "\x0c\x9e\xe1\xd7\x68\x8c\x56\xab\xeb\x7c\xf1\xaf\xcc\xc8\xd5\x97\x80" "\xcf\x26\x31\x25\x89\xe0\xc8\xe1\xbc\x00\xad\x7b\x13\x25\xcd\x9a\x5d" "\xd6\x92\x46\xe0\xb3\x34\x07\xc3\x81\xea\x09\x26\x51\x54\xae\xc2\x97" "\xe4\xcc\xdf\x97\x85\xa1\x04\x2a\x83\xe7\x7c\x13\xd4\xce\x43\x60\x78" "\x2f\x24\x28\xf9\x91\x6b\x5c\xd1\x23\xb0\x89\xeb\x68\x3d\x30\xc1\xe8" "\x95\xb9\x94\x4a\xa9\x05\xa1\xa5\xb5\x23\x01\xd8\xcc\x5e\x47\x41\x83" "\x4e\xad\x6e\xbd\xb5\xdc\x05\xc9\xc4\x9c\x5e\x88\x3e\x99\xd4\x0b\x98" "\x38\x03\x7b\xea\xf8\x76\x53\x4d\x74\x78\x56\x10\x3e\x59\xca\xf6\x26" "\x6f\xbb\xe7\x60\xb6\xef\x83\xd0\x04\x63\x4b\x74\xf1\x4f\x8e\xb4\xae" "\xf9\x3c\x4c\xc9\xcb\xbd\x78\xd8\x3d\x53\x2c\x70\xfe\xef\x51\xea\x3f" "\x17\x0b\x25\xd8\x1a\x6a\x9b\x07\x4b\xfc\xa7\xe9\xb3\x77\x1b\xf8\x35" "\x17\xe0\xdd\x9d\x06\x00\xf7\x0b\x86\xb2\x0f\x61\xfe\x36\x07\x6f\x8b" "\xad\xa3\x34\xb2\x39\x0f\xa9\x54\x97\x3b\xc9\x01\x61\x9a\x3c\xfd\x03" "\x93\x49\xcb\x32\x86\x25\xf4\x95\xab\x28\x8d\xbd\xd6\xdb\xfd\x02\x2c" "\x2a\x83\xf5\x9e\x0b\x99\x86\x19\xa1\x2e\x35\x89\x1b\x5a\xe9\xe8\x3a" "\x71\x76\x55\x07\xb4\xa5\x71\xcd\x22\x41\xe5\x88\x5c\x70\x52\x44\xc1" "\x02\x26\x88\xbe\xf7\xc5\x06\x5f\xbc\xf2\x19\xfc\x01\x75\x3a\xdb\x61" "\x1b\x3f\xbc\x09\x40\x3d\xcb\x10\xa4\xf9\x9d\x78\x86\x67\xef\xf7\x5f" "\xa2\x70\x74\xca\x84\x81\xa6\x33\x53\x0e\x26\x16\x3c\xcf\x7d\xad\xa0" "\x49\xd2\x3e\x71\x7e\x06\x7b\x6f\xa5\xb2\xf6\x52\xbc\x50\xab\xda\x9e" "\x7c\xcd\xc5\xf2\xf3\xc3\x5e\xcc\x2c\x44\x31\xc8\x19\xc9\x69\x1b\xe4" "\x42\x2e\x37\x97\x50\x77\x4e\x9f\x39\xda\xe0\x6f\x26\x42\x3c\x8a\x42" "\x78\x78\x9c\x9f\x31\x11\xb4\x3f\x6d\xd2\x5b\x0a\xd4\x7c\x4c\xc5\xfd" "\xa3\xf3\xed\x82\x07\x9c\x93\x66\xe0\xad\xce\xd8\x83\x48\x8f\x42\x9c" "\x1d\x7e\x1b\x35\x1f\xd0\xbb\x20\x4d\xd7\x97\x7e\xf2\x24\xc4\xdf\x6d" "\x7a\x5f\x76\x97\xbc\x65\x00\xa7\xd0\x3a\x8a\x91\x41\x54\x77\x9f\xa7" "\x09\x2b\xf1\xbe\x6b\xad\x40\x92\x36\x7c\xe5\xd2\x95\xa5\xd5\xd0\xe7" "\xc4\x69\xf3\x72\xca\x20\x11\xd6\x12\x63\x70\x25\xe8\x9f\x17\x8a\xe9" "\xad\xa0\xc5\xb7\x3b\xcb\x7d\x7c\x03\x4f\xf5\x95\x26\x3c\xd4\x21\x6e" "\x3c\x76\xba\x5f\x3d\x81\x93\x2a\x08\x8a\x90\xbf\x80\x43\xe8\x77\xe2" "\x99\xc6\x70\xef\x16\x22\xa0\x98\xd5\x51\x9d\x9a\xdc\x4e\xe7\xd4\xcd" "\x00\xe5\x93\x4a\x43\x75\xfa\x83\xfd\xb8\x12\x14\xb8\x92\x48\x2b\x31" "\xbd\xde\x59\xa7\x0a\xaf\x25\xcb\x7f\x41\x7c\x3a\x2a\x91\xc4\xe5\x4b" "\x48\x14\x9f\x6c\x41\xd9\xd3\x96\xee\x6f\xf1\x3e\x30\x28\xc6\x4a\x7c" "\x9b\x1f\x2e\x7c\x6e\x67\x18\x4a\x3d\x52\xd6\xf5\x70\xdb\x3d\x22\x5c" "\x94\x74\x23\xc4\xc6\x53\x3f\x22\xdf\x57\xd1\x5c\x5e\x5a\x31\x83\x42" "\x2b\xd3\x78\xb0\x6f\xe4\x73\x2a\x94\x01\xdc\xb1\x98\x40\xfb\x8f\xa5" "\xc5\x0a\x0f\xf4\x97\xfe\xf3\x62\xc5\x07\x75\x3e\x46\xb8\x88\x1d\x3e" "\x76\x7f\x3b\x1d\x89\x3a\x38\x05\x94\x1c\x94\xf2\xef\xa0\x5c\xe3\x4b" "\x9e\xa8\x1d\x71\x69\x84\xaf\x68\x34\x23\x0d\x47\x07\xa8\x70\x89\xd4" "\x07\x79\x50\x3e\xe6\xa9\xbb\x24\x5d\x7d\x99\x7f\x14\xac\xb8\x0e\x89" "\x73\x1c\x04\x2b\xbb\xbe\x3d\xcd\x05\x17\x7b\x0e\xe0\xee\xc2\x34\x55" "\x83\x0e\xf5\xb6\x5a\xca\x35\x7f\x2b\x0b\x88\x7e\x0b\x98\x21\xc0", 4096)); NONFAILING(*(uint64_t*)0x200003a8 = 0x1000); NONFAILING(*(uint64_t*)0x200003b0 = 0x20000340); NONFAILING(memcpy((void*)0x20000340, "\xb7\x68\xeb\x20\x30\x4f\x2f\xdc\x5a\x96\x94\xa4\x86\x78" "\x40\xd9\x31\x70\xca\x1a\x86\x40\x6f", 23)); NONFAILING(*(uint64_t*)0x200003b8 = 0xfffffec0); NONFAILING(*(uint64_t*)0x200003d8 = 4); NONFAILING(*(uint64_t*)0x200003e0 = 0); NONFAILING(*(uint64_t*)0x200003e8 = 0); NONFAILING(*(uint32_t*)0x200003f0 = 0x8010); syscall(__NR_sendmsg, /*fd=*/r[0], /*msg=*/0x200003c0ul, /*f=*/0ul); break; case 2: NONFAILING(*(uint64_t*)0x20003b00 = 0); NONFAILING(*(uint32_t*)0x20003b08 = 0); NONFAILING(*(uint64_t*)0x20003b10 = 0); NONFAILING(*(uint64_t*)0x20003b18 = 0); NONFAILING(*(uint64_t*)0x20003b20 = 0); NONFAILING(*(uint64_t*)0x20003b28 = 0); NONFAILING(*(uint32_t*)0x20003b30 = 0); NONFAILING(*(uint32_t*)0x20003b38 = 0); NONFAILING(*(uint64_t*)0x20003b40 = 0); NONFAILING(*(uint32_t*)0x20003b48 = 0); NONFAILING(*(uint64_t*)0x20003b50 = 0); NONFAILING(*(uint64_t*)0x20003b58 = 0); NONFAILING(*(uint64_t*)0x20003b60 = 0); NONFAILING(*(uint64_t*)0x20003b68 = 0); NONFAILING(*(uint32_t*)0x20003b70 = 0); NONFAILING(*(uint32_t*)0x20003b78 = 0); NONFAILING(*(uint64_t*)0x20003b80 = 0); NONFAILING(*(uint32_t*)0x20003b88 = 0); NONFAILING(*(uint64_t*)0x20003b90 = 0); NONFAILING(*(uint64_t*)0x20003b98 = 0); NONFAILING(*(uint64_t*)0x20003ba0 = 0); NONFAILING(*(uint64_t*)0x20003ba8 = 0); NONFAILING(*(uint32_t*)0x20003bb0 = 0); NONFAILING(*(uint32_t*)0x20003bb8 = 0); syscall(__NR_sendmmsg, /*fd=*/r[1], /*mmsg=*/0x20003b00ul, /*vlen=*/3ul, /*f=*/0ul); break; case 3: res = syscall(__NR_dup2, /*oldfd=*/r[1], /*newfd=*/r[0]); if (res != -1) r[2] = res; break; case 4: NONFAILING(*(uint32_t*)0x20000080 = -1); syscall(__NR_setsockopt, /*fd=*/r[0], /*level=*/1, /*optname=*/0x21, /*optval=*/0x20000080ul, /*optlen=*/4ul); break; case 5: NONFAILING(*(uint64_t*)0x20001340 = 0); NONFAILING(*(uint32_t*)0x20001348 = 0); NONFAILING(*(uint64_t*)0x20001350 = 0); NONFAILING(*(uint64_t*)0x20001358 = 0); NONFAILING(*(uint64_t*)0x20001360 = 0); NONFAILING(*(uint64_t*)0x20001368 = 0); NONFAILING(*(uint32_t*)0x20001370 = 0); NONFAILING(*(uint32_t*)0x20001378 = 0); NONFAILING(*(uint64_t*)0x20001380 = 0); NONFAILING(*(uint32_t*)0x20001388 = 0); NONFAILING(*(uint64_t*)0x20001390 = 0); NONFAILING(*(uint64_t*)0x20001398 = 0); NONFAILING(*(uint64_t*)0x200013a0 = 0); NONFAILING(*(uint64_t*)0x200013a8 = 0); NONFAILING(*(uint32_t*)0x200013b0 = 0); NONFAILING(*(uint32_t*)0x200013b8 = 0); NONFAILING(*(uint64_t*)0x200013c0 = 0x20000400); NONFAILING(*(uint16_t*)0x20000400 = 0); NONFAILING(*(uint8_t*)0x20000402 = 0); NONFAILING(*(uint32_t*)0x20000404 = 0); NONFAILING(*(uint32_t*)0x200013c8 = 0x6e); NONFAILING(*(uint64_t*)0x200013d0 = 0x20000140); NONFAILING(*(uint64_t*)0x20000140 = 0x20000540); NONFAILING(memcpy( (void*)0x20000540, "\xce\x96\x68\x93\xff\xb0\x5f\xfa\xc6\x77\x25\xc5\x45\x82\x60\x81\x67" "\x1e\x1f\x50\xa2\xf8\x8e\x2b\xbe\x53\x5f\xe7\x3b\x6b\x23\x33\xad\x91" "\xd8\x2d\xd7\xc4\xa8\xaa\x91\x73\x46\x0b\x74\x35\x5e\xf2\x5a\xfb\x06" "\x27\x3a\x96\x81\xef\x7a\x88\x2a\x6a\x55\xcc\xb3\xd3\xf9\xa4\x1f\xe7" "\x5f\xbd\xd6\x47\x21\x0d\x3d\xb8\xe2\x4c\x9e\x2b\x12\x1f\x6a\x5f\x0e" "\x4c\x92\x56\xf2\xc4\x58\xb5\x47\x79\x92\x29\xa7\x16\x03\xdf\x17\x43" "\x64\xaf\x93\x8e\x18\xe4\xb9\x4f\x01\xd0\x61\xde\xd2\x1a\x45\xcd\xc1" "\xed\x4a\x0c\xef\xf8\xe3\x93\x88\xd2\x84\x84\x12\x3f\x0b\xa5\x1b\x43" "\xbf\x9e\x07\x31\x9b\xee\xaa\x63\xa3\x81\x01\xa0\x92\x39\x7d\x4f\x8a" "\x7d\xef\x98\x64\x75\x16\x7d\x66\xb6\x75\x5c\x62\x62\xa4\xc3\x8c\xfe" "\xb2\x9e\x26\x8f\x53", 175)); NONFAILING(*(uint64_t*)0x20000148 = 0xaf); NONFAILING(*(uint64_t*)0x20000150 = 0x20000600); NONFAILING(memcpy( (void*)0x20000600, "\x47\x84\x97\x81\x37\x17\xf9\xd8\x17\x93\x6b\xd5\x2f\xe6\xe6\xa5\xa7" "\xce\xe0\x0f\xcf\x60\x63\xfa\x66\x64\xfc\xcc\xa2\x56\xfa\xd9\x0e\xa3" "\x4e\x3c\x78\xff\x04\x04\x0a\x5d\x2c\x06\x31\x88\x25\x71\x3c\x58\x51" "\x50\x3e\x15\x3a\x33\x1a\x93\x57\x97\x25\xb8\xaf\xbe\xe3\xa8\x27\x84" "\x1f\xeb\xbd\xbf\x58\x47\x03\x45\xd7\x1a\xd6\x20\x92\x3c\x72\xcc\xc6" "\xbd\x4f\xfb\x5f\xf6\xee\x6e\x93\x36\xef\xc0\xaa\x10\x80\xe0", 100)); NONFAILING(*(uint64_t*)0x20000158 = 0x64); NONFAILING(*(uint64_t*)0x20000160 = 0x20001480); NONFAILING(memcpy( (void*)0x20001480, "\x84\xa1\x3f\x5d\xb4\x65\x21\xd1\xc6\x80\x58\x5a\x41\x73\x96\xfa\x3a" "\x38\xc1\x03\x61\x94\xdb\x97\x12\x26\xdd\xb9\xa7\x10\xbb\xcf\x04\xec" "\x5d\xb1\x34\x87\x29\xa4\x8e\x71\xeb\xe5\xb6\x97\x7b\x0d\x5c\x27\xb8" "\x99\x1a\x02\x56\xaa\x96\xdc\x6f\xe1\x89\x63\x1d\xde\x4e\xf5\xc8\xed" "\xde\x46\x9d\x61\xa4\xcd\x2a\x16\xbd\x7a\x17\xf1\x04\xaa\xc6\x75\x5c" "\x38\x99\x37\xc8\xa6\xbc\xcb\x31\x79\x37\x27\xf3\xba\xd8\x54\xfb\x9e" "\x65\xd0\x4c\xed\xaa\xb0\x54\x7f\xf7\x24\x93\x12\x83\x87\xcf\x38\x51" "\x53\xf6\xbd\x2b\x9b\xeb\xd1\x64\x27\x0a\x2a\x55\x36\x31\x55\x8d\xfa" "\x80\xff\xfa\xb8\x21\xef\xab\xc0\x00\x67\xa7\x14\xf4\x33\xbc\x04\x44" "\x52\x35\x2b\x58\x74\xd6\x98\xd1\xe4\xc6\x66\x73\xdf\xa2\x99\xc6\xec" "\x39\x1f\x01\x16\x33\xbd\xc0\x0a\x68\x0a\x4c\xdd\x47\xbb\xca\x12\x4d" "\x19\x31\x78\xe3\x77\x35\x2d\x02\x25\xd8\xe7\xdb\xf8\x59\xd9\x1b\x9c" "\x99\xdd\x4d\x24\xb9\xa1\x34\xca\x2e\x69\x3d\x01\x05\x4c\xab\xf1\xd7" "\xc3\xa7\x0b\x8e\x7a\x50\x45\x52\x3e\x76\x1a\xc7\x68\x23\x51\xfa\x54", 238)); NONFAILING(*(uint64_t*)0x20000168 = 0xffc6); NONFAILING(*(uint64_t*)0x20000170 = 0x20000780); NONFAILING(memcpy( (void*)0x20000780, "\x01\x00\xf9\x49\x45\xde\x15\xae\x1b\x31\x3e\xaa\x68\x69\xb3\xe2\x60" "\x02\xc9\xd0\xd6\xc7\xf7\x1e\xa6\x5c\xc6\xe6\x3e\x97\x09\x13\xfd\xf8" "\x80\x19\x88\x07\x39\x4b\x72\x54\xe5\x4f\x27\x4d\x4a\x18\xaf\x84\xc8" "\x93\xd9\xf8\x41\x5c\xea\x7a\xd9\xde\xf7\x4b\x81\xeb\xcc\x00\xda\xbe" "\xa8\x5c\xc6\x64\xb0\x83\xd7\xa5\x8a\x82\x2b\xc7\x20\x23\x60\x70\xc9" "\xd1\xed\x13\x2a\xdc\x1f\x41\x84\x2a\x94\x04\x14\x3a\x4b\x4d\x5f\xad" "\xbb\x81\xf5\x70\x23\xa5\xe8\x39\x6a\x50\xeb\xe5\x32\x99\x90\xe5\x2a" "\x0f\xf6\x7e\x81\x74\xdb\x0a\xab\x6d\xfe\x2e\x0e\xb2\xed\xf9\x60", 135)); NONFAILING(*(uint64_t*)0x20000178 = 0x87); NONFAILING(*(uint64_t*)0x200013d8 = 4); NONFAILING(*(uint64_t*)0x200013e0 = 0x20000680); NONFAILING(*(uint64_t*)0x20000680 = 0x14); NONFAILING(*(uint32_t*)0x20000688 = 1); NONFAILING(*(uint32_t*)0x2000068c = 1); NONFAILING(*(uint32_t*)0x20000690 = -1); NONFAILING(*(uint64_t*)0x20000698 = 0x1c); NONFAILING(*(uint32_t*)0x200006a0 = 1); NONFAILING(*(uint32_t*)0x200006a4 = 2); NONFAILING(*(uint32_t*)0x200006a8 = 0); NONFAILING(*(uint32_t*)0x200006ac = 0); NONFAILING(*(uint32_t*)0x200006b0 = 0); NONFAILING(*(uint64_t*)0x200006b8 = 0x2c); NONFAILING(*(uint32_t*)0x200006c0 = 1); NONFAILING(*(uint32_t*)0x200006c4 = 1); NONFAILING(*(uint32_t*)0x200006c8 = -1); NONFAILING(*(uint32_t*)0x200006cc = -1); NONFAILING(*(uint32_t*)0x200006d0 = -1); NONFAILING(*(uint32_t*)0x200006d4 = -1); NONFAILING(*(uint32_t*)0x200006d8 = -1); NONFAILING(*(uint32_t*)0x200006dc = -1); NONFAILING(*(uint32_t*)0x200006e0 = -1); NONFAILING(*(uint64_t*)0x200006e8 = 0x24); NONFAILING(*(uint32_t*)0x200006f0 = 1); NONFAILING(*(uint32_t*)0x200006f4 = 1); NONFAILING(*(uint32_t*)0x200006f8 = -1); NONFAILING(*(uint32_t*)0x200006fc = -1); NONFAILING(*(uint32_t*)0x20000700 = -1); NONFAILING(*(uint32_t*)0x20000704 = -1); NONFAILING(*(uint32_t*)0x20000708 = -1); NONFAILING(*(uint64_t*)0x20000710 = 0x1c); NONFAILING(*(uint32_t*)0x20000718 = 1); NONFAILING(*(uint32_t*)0x2000071c = 2); NONFAILING(*(uint32_t*)0x20000720 = 0); NONFAILING(*(uint32_t*)0x20000724 = 0); NONFAILING(*(uint32_t*)0x20000728 = 0); NONFAILING(*(uint64_t*)0x20000730 = 0x1c); NONFAILING(*(uint32_t*)0x20000738 = 1); NONFAILING(*(uint32_t*)0x2000073c = 2); NONFAILING(*(uint32_t*)0x20000740 = 0); NONFAILING(*(uint32_t*)0x20000744 = 0); NONFAILING(*(uint32_t*)0x20000748 = -1); NONFAILING(*(uint64_t*)0x20000750 = 0x18); NONFAILING(*(uint32_t*)0x20000758 = 1); NONFAILING(*(uint32_t*)0x2000075c = 1); NONFAILING(*(uint32_t*)0x20000760 = -1); NONFAILING(*(uint32_t*)0x20000764 = -1); NONFAILING(*(uint64_t*)0x20000768 = 0x14); NONFAILING(*(uint32_t*)0x20000770 = 1); NONFAILING(*(uint32_t*)0x20000774 = 1); NONFAILING(*(uint32_t*)0x20000778 = -1); NONFAILING(*(uint64_t*)0x200013e8 = 0x100); NONFAILING(*(uint32_t*)0x200013f0 = 0); NONFAILING(*(uint32_t*)0x200013f8 = 0); NONFAILING(*(uint64_t*)0x20001400 = 0x20000c40); NONFAILING(*(uint16_t*)0x20000c40 = 0); NONFAILING(memcpy( (void*)0x20000c42, "./" "file0\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000" "\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000\000", 108)); NONFAILING(*(uint32_t*)0x20001408 = 0x6e); NONFAILING(*(uint64_t*)0x20001410 = 0x20000cc0); NONFAILING(*(uint64_t*)0x20000cc0 = 0x20000d40); NONFAILING(memcpy( (void*)0x20000d40, "\xc4\x85\xae\x54\x63\xe7\x37\x39\x21\xae\xdf\x2b\x7f\x3a\xe0\xa8\xca" "\x79\x44\x40\x55\xff\xcf\x62\x55\x97\x9e\xd1\x3a\xcb\xb8\x0c\x6c\x24" "\xae\x23\xd9\xcd\x68\xc2\x9e\x71\x17\x9e\x60\x3b\x5a\x77\x17\x41\x4c" "\x78\xfd\x06\xb7\xe6\xfb\xa1\x40\xd9\x9f\xb9\x03\x39\xaf\xec\xfc\xf7" "\x02\x26\xb4\xc3\xcb\x27\x9d\xea\xde\x7e\xa2\xfa\xac\x18\x77\x30\xd9" "\xc7\x1b\x13\xba\xa3\x78\x5a\x90\x2a\x13\xa2\xa6\xea\xf3\x88\x97\xf7" "\x4e\x3f\x2d\x95\xb8\x5e\x3e\xd0\x5f\xcd\xf8\xb0\xf8\x16\x60\x9e\xc8" "\x28\x77\xbb\x99\x09\x6f\x1e\xa9\xca\xbe\xac\xa5\x07\xca\x87\xe4\xd1" "\xd4\x63\x9b\xef", 140)); NONFAILING(*(uint64_t*)0x20000cc8 = 0x8c); NONFAILING(*(uint64_t*)0x20000cd0 = 0x20000e00); NONFAILING( memcpy((void*)0x20000e00, "\x8b\x98\xcc\x26\x69\xd0\xa8\x4b\x16\xb1\x84\x85\xe3\xb8\x02" "\xe1\xa3\x45\xa2\xf3\xc7\x4c\x6e\x26\x8b\x06\xda\xfc\x8d\x20" "\x93\x77\xa5\xf6\xf4\xf2\x7f\x66\x69\x4c\x92\xd8\x8c\x41\xc6" "\xc5\x27\x19\xf4\x11\x1a\x47\x89\x84\x7b\x71\x5f\x48\xd7\xbf" "\xdc\x03\xb4\x34\x9a\x09\x43\xc9\x63\xdb\x4b\xc0\x33\x3e\xdc", 75)); NONFAILING(*(uint64_t*)0x20000cd8 = 0x4b); NONFAILING(*(uint64_t*)0x20001418 = 2); NONFAILING(*(uint64_t*)0x20001420 = 0x20000ec0); NONFAILING(memcpy( (void*)0x20000ec0, "\x30\x00\x00\x02\xb5\x37\x1d\xe6\x00\x00\x00\x00\x01\x00\x00\x00", 16)); NONFAILING(*(uint32_t*)0x20000ed0 = -1); NONFAILING(*(uint32_t*)0x20000ed4 = -1); NONFAILING(*(uint32_t*)0x20000ed8 = -1); NONFAILING(*(uint32_t*)0x20000edc = -1); NONFAILING(*(uint32_t*)0x20000ee0 = -1); NONFAILING(*(uint32_t*)0x20000ee4 = -1); NONFAILING(*(uint32_t*)0x20000ee8 = -1); NONFAILING(*(uint32_t*)0x20000eec = -1); NONFAILING(*(uint64_t*)0x20001428 = 0x30); NONFAILING(*(uint32_t*)0x20001430 = 0xc040041); NONFAILING(*(uint32_t*)0x20001438 = 0); NONFAILING(*(uint64_t*)0x20001440 = 0); NONFAILING(*(uint32_t*)0x20001448 = 0); NONFAILING(*(uint64_t*)0x20001450 = 0x20000fc0); NONFAILING(*(uint64_t*)0x20000fc0 = 0x20000f00); NONFAILING(memcpy( (void*)0x20000f00, "\x89\x39\x58\xbb\x76\x3d\x38\x09\x1e\x7e\x24\x2e\x6b\x89\x74\x8e\x3a" "\xe0\xe5\x26\xdb\x91\x29\x07\xf7\x59\xbc\x2d\xa4\x32\x74\x01\xb4\x4b" "\xb9\xcb\xd9\x42\x0f\xd5\x76\xee\xac\x9c\x46\xc7\xd3\xa2\x1d\x84\xaa" "\x3b\xbb\x63\xdb\x44\x54\xd3\x63\xcb\x9d\x87\xa0\xa7\x2e\xc4\x66\x25" "\x17\x1c\xad\xc7\xbe\x01\xcd\xcf\xc4\xbd\x17\xe0\x9d\x0f\xfe\x8e\x3d" "\x65\x17\x54\x91\x88\x1c\x81\xa2\xef\x82\x57\xbe\xea\x93\x03\x1b\x11" "\x88\x9c\x28\xa4\x6e\xc4\xe5\xbd\x48\xf9\x2f\x08\xa9\xb6\x6a\x33\x1e" "\x00\xe0\xb1\xd5\xe4\x13\xb9\xb1\xb1\x10\xfc\x36\x19\xd4\xce\x65\x8d" "\x63\xb1\xeb\xca\x69\xfc\xa2\xaf\xa6\x8a\x8a\xc0\xd1\x33\x9a\xbf\x12" "\xef\x5b\xc3\xaa\x5f\x10\x22\x35\x27\xc3\xf4\x2a\xa9\xd1\x0b\x44\x59" "\xed\x9a\x54\xe1\x68\x36", 176)); NONFAILING(*(uint64_t*)0x20000fc8 = 0xb0); NONFAILING(*(uint64_t*)0x20001458 = 1); NONFAILING(*(uint64_t*)0x20001460 = 0x20001280); NONFAILING(*(uint64_t*)0x20001280 = 0x1c); NONFAILING(*(uint32_t*)0x20001288 = 1); NONFAILING(*(uint32_t*)0x2000128c = 2); NONFAILING(*(uint32_t*)0x20001290 = 0); NONFAILING(*(uint32_t*)0x20001294 = 0); NONFAILING(*(uint32_t*)0x20001298 = 0); NONFAILING(*(uint64_t*)0x200012a0 = 0x1c); NONFAILING(*(uint32_t*)0x200012a8 = 1); NONFAILING(*(uint32_t*)0x200012ac = 2); NONFAILING(*(uint32_t*)0x200012b0 = 0); NONFAILING(*(uint32_t*)0x200012b4 = 0); NONFAILING(*(uint32_t*)0x200012b8 = 0); NONFAILING(*(uint64_t*)0x200012c0 = 0x18); NONFAILING(*(uint32_t*)0x200012c8 = 1); NONFAILING(*(uint32_t*)0x200012cc = 1); NONFAILING(*(uint32_t*)0x200012d0 = -1); NONFAILING(*(uint32_t*)0x200012d4 = -1); NONFAILING(*(uint64_t*)0x200012d8 = 0x28); NONFAILING(*(uint32_t*)0x200012e0 = 1); NONFAILING(*(uint32_t*)0x200012e4 = 1); NONFAILING(*(uint32_t*)0x200012e8 = -1); NONFAILING(*(uint32_t*)0x200012ec = -1); NONFAILING(*(uint32_t*)0x200012f0 = -1); NONFAILING(*(uint32_t*)0x200012f4 = -1); NONFAILING(*(uint32_t*)0x200012f8 = -1); NONFAILING(*(uint32_t*)0x200012fc = -1); NONFAILING(*(uint64_t*)0x20001300 = 0x1c); NONFAILING(*(uint32_t*)0x20001308 = 1); NONFAILING(*(uint32_t*)0x2000130c = 2); NONFAILING(*(uint32_t*)0x20001310 = 0); NONFAILING(*(uint32_t*)0x20001314 = 0); NONFAILING(*(uint32_t*)0x20001318 = 0); NONFAILING(*(uint64_t*)0x20001320 = 0x1c); NONFAILING(*(uint32_t*)0x20001328 = 1); NONFAILING(*(uint32_t*)0x2000132c = 2); NONFAILING(*(uint32_t*)0x20001330 = 0); NONFAILING(*(uint32_t*)0x20001334 = 0); NONFAILING(*(uint32_t*)0x20001338 = 0); NONFAILING(*(uint64_t*)0x20001468 = 0xc0); NONFAILING(*(uint32_t*)0x20001470 = 0); NONFAILING(*(uint32_t*)0x20001478 = 0); syscall(__NR_sendmmsg, /*fd=*/r[2], /*mmsg=*/0x20001340ul, /*vlen=*/5ul, /*f=*/0ul); break; case 6: syscall(__NR_bpf, /*cmd=*/5ul, /*arg=*/0ul, /*size=*/0ul); break; case 7: syscall(__NR_mkdir, /*path=*/0ul, /*mode=*/0ul); break; case 8: syscall(__NR_timer_settime, /*timerid=*/0, /*flags=*/0ul, /*new=*/0ul, /*old=*/0ul); break; } } int main(void) { syscall(__NR_mmap, /*addr=*/0x1ffff000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x20000000ul, /*len=*/0x1000000ul, /*prot=PROT_WRITE|PROT_READ|PROT_EXEC*/ 7ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); syscall(__NR_mmap, /*addr=*/0x21000000ul, /*len=*/0x1000ul, /*prot=*/0ul, /*flags=MAP_FIXED|MAP_ANONYMOUS|MAP_PRIVATE*/ 0x32ul, /*fd=*/-1, /*offset=*/0ul); setup_sysctl(); const char* reason; (void)reason; install_segv_handler(); use_temporary_dir(); loop(); return 0; }