ok github.com/google/syzkaller/dashboard/app 0.100s ? github.com/google/syzkaller/dashboard/dashapi [no test files] ok github.com/google/syzkaller/executor 3.417s ok github.com/google/syzkaller/pkg/asset 0.141s ok github.com/google/syzkaller/pkg/ast 1.200s ok github.com/google/syzkaller/pkg/auth 0.044s ok github.com/google/syzkaller/pkg/bisect 27.468s ok github.com/google/syzkaller/pkg/build 6.943s ok github.com/google/syzkaller/pkg/compiler 3.135s ok github.com/google/syzkaller/pkg/config 0.044s ok github.com/google/syzkaller/pkg/cover 13.336s ok github.com/google/syzkaller/pkg/cover/backend 0.760s --- FAIL: TestGenerate (13.69s) --- FAIL: TestGenerate/fuchsia/amd64 (0.10s) testutil.go:33: seed=1675344789434889178 --- FAIL: TestGenerate/fuchsia/amd64/2 (0.61s) csource_test.go:133: opts: {Threaded:true Repeat:false RepeatTimes:0 Procs:0 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_object_get_info$ZX_INFO_TIMER(0x0, 0x19, &(0x7f0000000000)={0x0, 0x0}, 0x18, &(0x7f0000000040), &(0x7f0000000080)) (fail_nth: 1) zx_timer_set(0x0, r0, 0x7) (async) zx_event_create(0x4, &(0x7f00000000c0)=0x0) (rerun: 4) r2 = zx_deadline_after(0x10001) zx_msi_create(0x0, 0x0, 0x3f, 0x0, 0x11, &(0x7f0000000140)=0x0) zx_channel_call_etc(r1, 0x7, r2, &(0x7f0000000300)={&(0x7f0000000100), &(0x7f0000000180)=[r3, 0x0, 0x0, 0x0, 0x0], &(0x7f00000001c0)=""/244, &(0x7f00000002c0)=[0x0, 0x0, 0x0], 0x0, 0x5, 0xf4, 0x3}, &(0x7f0000000340), 0x0) zx_interrupt_wait(r4, &(0x7f0000000380)=0x0) zx_channel_call$fuchsia_io_NodeSetAttr(r1, 0x0, r5, &(0x7f00000104c0)={&(0x7f00000003c0)={{}, 0xfff, {0x3, 0x3, 0x4, 0x40eab251, 0x5dbf2f01, 0x8, 0xc3}}, &(0x7f0000000440), &(0x7f0000000480), &(0x7f0000010480), 0x48, 0x0, 0x10000}, &(0x7f0000010500), &(0x7f0000010540)) zx_interrupt_wait(r4, &(0x7f0000010580)=0x0) zx_channel_call$fuchsia_ldsvc_LoaderLoadObject(0x0, 0x0, r6, &(0x7f0000020680)={&(0x7f00000105c0)={{}, {0x2bd6c5b2, 0xffffffffffffffff}, {',($'}}, &(0x7f0000010600), &(0x7f0000010640), &(0x7f0000020640), 0x28, 0x0, 0x10000, 0x1}, &(0x7f00000206c0), &(0x7f0000020700)) syz_execute_func(&(0x7f0000000000)="0f12d6c4c24d282d00000000c4c2e99affc401415d0ca50e000000c4237d199533e059050067f00fc708c421c971f1352ef20f5ab003000000c4e2612f4e2cc4630922df02") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:134: failed to build program: // 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 #include 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[] = "/tmp/syzkaller.XXXXXX"; char* tmpdir = mkdtemp(tmpdir_template); if (!tmpdir) exit(1); if (chmod(tmpdir, 0777)) exit(1); if (chdir(tmpdir)) exit(1); } static int inject_fault(int nth) { return 0; } static void setup_fault() { } 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); } static void event_wait(event_t* ev) { while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) usleep(200); } 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_ms) { uint64_t start = current_time_ms(); for (;;) { if (__atomic_load_n(&ev->state, __ATOMIC_RELAXED)) return 1; if (current_time_ms() - start > timeout_ms) return 0; usleep(200); } } long syz_mmap(size_t addr, size_t size) { zx_handle_t root = zx_vmar_root_self(); zx_info_vmar_t info; zx_status_t status = zx_object_get_info(root, ZX_INFO_VMAR, &info, sizeof(info), 0, 0); if (status != ZX_OK) { return status; } zx_handle_t vmo; status = zx_vmo_create(size, 0, &vmo); if (status != ZX_OK) { return status; } uintptr_t mapped_addr; status = zx_vmar_map(root, ZX_VM_FLAG_SPECIFIC_OVERWRITE | ZX_VM_FLAG_PERM_READ | ZX_VM_FLAG_PERM_WRITE, addr - info.base, vmo, 0, size, &mapped_addr); zx_status_t close_vmo_status = zx_handle_close(vmo); if (close_vmo_status != ZX_OK) { } return status; } static long syz_process_self(void) { return zx_process_self(); } static long syz_thread_self(void) { return zx_thread_self(); } static long syz_vmar_root_self(void) { return zx_vmar_root_self(); } static long syz_job_default(void) { return zx_job_default(); } static long syz_future_time(volatile long when) { zx_time_t delta_ms = 10000; switch (when) { case 0: delta_ms = 5; break; case 1: delta_ms = 30; break; } zx_time_t now = 0; zx_clock_read(ZX_CLOCK_MONOTONIC, &now); return now + delta_ms * 1000 * 1000; } static void loop(); static int do_sandbox_none(void) { loop(); return 0; } #define CAST(f) ({void* p = (void*)f; p; }) static long syz_execute_func(volatile long text) { ((void (*)(void))(text))(); return 0; } 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 loop(void) { int i, call, thread; for (call = 0; call < 17; 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); if (call == 1) break; event_timedwait(&th->done, 50); break; } } for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++) sleep_ms(1); } uint64_t r[7] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(0, 0x19, 0x20000000, 0x18, 0x20000040, 0x20000080); if (res == ZX_OK) r[0] = *(uint64_t*)0x20000008; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_timer_set))(0, r[0], 7); break; case 2: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); } } if (res == ZX_OK) r[1] = *(uint32_t*)0x200000c0; break; case 3: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(0x10001); if (res == ZX_OK) r[2] = res; break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_msi_create))(0, 0, 0x3f, 0, 0x11, 0x20000140); if (res == ZX_OK) r[3] = *(uint32_t*)0x20000140; break; case 5: *(uint64_t*)0x20000300 = 0x20000100; *(uint64_t*)0x20000308 = 0x20000180; *(uint32_t*)0x20000180 = r[3]; *(uint32_t*)0x20000184 = 0; *(uint32_t*)0x20000188 = 0; *(uint32_t*)0x2000018c = 0; *(uint32_t*)0x20000190 = 0; *(uint64_t*)0x20000310 = 0x200001c0; *(uint64_t*)0x20000318 = 0x200002c0; *(uint32_t*)0x20000320 = 0; *(uint32_t*)0x20000324 = 5; *(uint32_t*)0x20000328 = 0xf4; *(uint32_t*)0x2000032c = 3; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); if (res == ZX_OK) r[4] = *(uint32_t*)0x200002c0; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20000380); if (res == ZX_OK) r[5] = *(uint64_t*)0x20000380; break; case 7: *(uint64_t*)0x200104c0 = 0x200003c0; *(uint32_t*)0x200003c0 = 0; memset((void*)0x200003c4, 0, 3); *(uint8_t*)0x200003c7 = 1; *(uint64_t*)0x200003c8 = 0xbd5559a00000000; *(uint32_t*)0x200003d0 = 0xfff; *(uint32_t*)0x200003d4 = 3; *(uint64_t*)0x200003d8 = 3; *(uint64_t*)0x200003e0 = 4; *(uint64_t*)0x200003e8 = 0x40eab251; *(uint64_t*)0x200003f0 = 0x5dbf2f01; *(uint64_t*)0x200003f8 = 8; *(uint64_t*)0x20000400 = 0xc3; *(uint64_t*)0x200104c8 = 0x20000440; *(uint64_t*)0x200104d0 = 0x20000480; *(uint64_t*)0x200104d8 = 0x20010480; *(uint32_t*)0x200104e0 = 0x48; *(uint32_t*)0x200104e4 = 0; *(uint32_t*)0x200104e8 = 0x10000; *(uint32_t*)0x200104ec = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(r[1], 0, r[5], 0x200104c0, 0x20010500, 0x20010540); break; case 8: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20010580); if (res == ZX_OK) r[6] = *(uint64_t*)0x20010580; break; case 9: *(uint64_t*)0x20020680 = 0x200105c0; *(uint32_t*)0x200105c0 = 0; memset((void*)0x200105c4, 0, 3); *(uint8_t*)0x200105c7 = 1; *(uint64_t*)0x200105c8 = 0x18d35e6000000000; *(uint64_t*)0x200105d0 = 0x2bd6c5b2; *(uint64_t*)0x200105d8 = -1; memcpy((void*)0x200105e0, ",($", 3); *(uint64_t*)0x20020688 = 0x20010600; *(uint64_t*)0x20020690 = 0x20010640; *(uint64_t*)0x20020698 = 0x20020640; *(uint32_t*)0x200206a0 = 0x28; *(uint32_t*)0x200206a4 = 0; *(uint32_t*)0x200206a8 = 0x10000; *(uint32_t*)0x200206ac = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(0, 0, r[6], 0x20020680, 0x200206c0, 0x20020700); break; case 10: memcpy((void*)0x20000000, "\x0f\x12\xd6\xc4\xc2\x4d\x28\x2d\x00\x00\x00\x00\xc4\xc2\xe9\x9a\xff\xc4\x01\x41\x5d\x0c\xa5\x0e\x00\x00\x00\xc4\x23\x7d\x19\x95\x33\xe0\x59\x05\x00\x67\xf0\x0f\xc7\x08\xc4\x21\xc9\x71\xf1\x35\x2e\xf2\x0f\x5a\xb0\x03\x00\x00\x00\xc4\xe2\x61\x2f\x4e\x2c\xc4\x63\x09\x22\xdf\x02", 69); syz_execute_func(0x20000000); break; case 11: syz_future_time(0); break; case 12: syz_job_default(); break; case 13: syz_mmap(0x20ffc000, 0x3000); break; case 14: syz_process_self(); break; case 15: syz_thread_self(); break; case 16: syz_vmar_root_self(); break; } } int main(void) { syz_mmap(0x20000000, 0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :308:81: error: use of undeclared identifier 'zx_channel_call_etc' res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor1832183755 -DGOOS_fuchsia=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -Wno-deprecated -target x86_64-fuchsia -ldriver -lfdio -lzircon --sysroot /syzkaller/shared/fuchsia/out/x64/zircon_toolchain/obj/zircon/public/sysroot/sysroot -I /syzkaller/shared/fuchsia/sdk/lib/fdio/include -I /syzkaller/shared/fuchsia/zircon/system/ulib/fidl/include -I /syzkaller/shared/fuchsia/src/lib/ddk/include -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device.manager -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.nand -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.power.statecontrol -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.usb.peripheral -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/zircon/vdso/zx -L /syzkaller/shared/fuchsia/out/x64/x64-shared -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-array-bounds] --- FAIL: TestGenerate/fuchsia/amd64/12 (0.61s) csource_test.go:133: opts: {Threaded:true Repeat:true RepeatTimes:0 Procs:0 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false UseTmpDir:true HandleSegv:false Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_object_get_info$ZX_INFO_TIMER(0x0, 0x19, &(0x7f0000000000)={0x0, 0x0}, 0x18, &(0x7f0000000040), &(0x7f0000000080)) (fail_nth: 1) zx_timer_set(0x0, r0, 0x7) (async) zx_event_create(0x4, &(0x7f00000000c0)=0x0) (rerun: 4) r2 = zx_deadline_after(0x10001) zx_msi_create(0x0, 0x0, 0x3f, 0x0, 0x11, &(0x7f0000000140)=0x0) zx_channel_call_etc(r1, 0x7, r2, &(0x7f0000000300)={&(0x7f0000000100), &(0x7f0000000180)=[r3, 0x0, 0x0, 0x0, 0x0], &(0x7f00000001c0)=""/244, &(0x7f00000002c0)=[0x0, 0x0, 0x0], 0x0, 0x5, 0xf4, 0x3}, &(0x7f0000000340), 0x0) zx_interrupt_wait(r4, &(0x7f0000000380)=0x0) zx_channel_call$fuchsia_io_NodeSetAttr(r1, 0x0, r5, &(0x7f00000104c0)={&(0x7f00000003c0)={{}, 0xfff, {0x3, 0x3, 0x4, 0x40eab251, 0x5dbf2f01, 0x8, 0xc3}}, &(0x7f0000000440), &(0x7f0000000480), &(0x7f0000010480), 0x48, 0x0, 0x10000}, &(0x7f0000010500), &(0x7f0000010540)) zx_interrupt_wait(r4, &(0x7f0000010580)=0x0) zx_channel_call$fuchsia_ldsvc_LoaderLoadObject(0x0, 0x0, r6, &(0x7f0000020680)={&(0x7f00000105c0)={{}, {0x2bd6c5b2, 0xffffffffffffffff}, {',($'}}, &(0x7f0000010600), &(0x7f0000010640), &(0x7f0000020640), 0x28, 0x0, 0x10000, 0x1}, &(0x7f00000206c0), &(0x7f0000020700)) syz_execute_func(&(0x7f0000000000)="0f12d6c4c24d282d00000000c4c2e99affc401415d0ca50e000000c4237d199533e059050067f00fc708c421c971f1352ef20f5ab003000000c4e2612f4e2cc4630922df02") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:134: failed to build program: // 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 #include 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[] = "/tmp/syzkaller.XXXXXX"; char* tmpdir = mkdtemp(tmpdir_template); if (!tmpdir) exit(1); if (chmod(tmpdir, 0777)) exit(1); if (chdir(tmpdir)) exit(1); } static int inject_fault(int nth) { return 0; } static void setup_fault() { } 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); } static void event_wait(event_t* ev) { while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) usleep(200); } 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_ms) { uint64_t start = current_time_ms(); for (;;) { if (__atomic_load_n(&ev->state, __ATOMIC_RELAXED)) return 1; if (current_time_ms() - start > timeout_ms) return 0; usleep(200); } } long syz_mmap(size_t addr, size_t size) { zx_handle_t root = zx_vmar_root_self(); zx_info_vmar_t info; zx_status_t status = zx_object_get_info(root, ZX_INFO_VMAR, &info, sizeof(info), 0, 0); if (status != ZX_OK) { return status; } zx_handle_t vmo; status = zx_vmo_create(size, 0, &vmo); if (status != ZX_OK) { return status; } uintptr_t mapped_addr; status = zx_vmar_map(root, ZX_VM_FLAG_SPECIFIC_OVERWRITE | ZX_VM_FLAG_PERM_READ | ZX_VM_FLAG_PERM_WRITE, addr - info.base, vmo, 0, size, &mapped_addr); zx_status_t close_vmo_status = zx_handle_close(vmo); if (close_vmo_status != ZX_OK) { } return status; } static long syz_process_self(void) { return zx_process_self(); } static long syz_thread_self(void) { return zx_thread_self(); } static long syz_vmar_root_self(void) { return zx_vmar_root_self(); } static long syz_job_default(void) { return zx_job_default(); } static long syz_future_time(volatile long when) { zx_time_t delta_ms = 10000; switch (when) { case 0: delta_ms = 5; break; case 1: delta_ms = 30; break; } zx_time_t now = 0; zx_clock_read(ZX_CLOCK_MONOTONIC, &now); return now + delta_ms * 1000 * 1000; } static void loop(); static int do_sandbox_none(void) { loop(); return 0; } #define CAST(f) ({void* p = (void*)f; p; }) static long syz_execute_func(volatile long text) { ((void (*)(void))(text))(); return 0; } 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 < 17; 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); if (call == 1) break; 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); static void loop(void) { execute_one(); } uint64_t r[7] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(0, 0x19, 0x20000000, 0x18, 0x20000040, 0x20000080); if (res == ZX_OK) r[0] = *(uint64_t*)0x20000008; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_timer_set))(0, r[0], 7); break; case 2: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); } } if (res == ZX_OK) r[1] = *(uint32_t*)0x200000c0; break; case 3: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(0x10001); if (res == ZX_OK) r[2] = res; break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_msi_create))(0, 0, 0x3f, 0, 0x11, 0x20000140); if (res == ZX_OK) r[3] = *(uint32_t*)0x20000140; break; case 5: *(uint64_t*)0x20000300 = 0x20000100; *(uint64_t*)0x20000308 = 0x20000180; *(uint32_t*)0x20000180 = r[3]; *(uint32_t*)0x20000184 = 0; *(uint32_t*)0x20000188 = 0; *(uint32_t*)0x2000018c = 0; *(uint32_t*)0x20000190 = 0; *(uint64_t*)0x20000310 = 0x200001c0; *(uint64_t*)0x20000318 = 0x200002c0; *(uint32_t*)0x20000320 = 0; *(uint32_t*)0x20000324 = 5; *(uint32_t*)0x20000328 = 0xf4; *(uint32_t*)0x2000032c = 3; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); if (res == ZX_OK) r[4] = *(uint32_t*)0x200002c0; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20000380); if (res == ZX_OK) r[5] = *(uint64_t*)0x20000380; break; case 7: *(uint64_t*)0x200104c0 = 0x200003c0; *(uint32_t*)0x200003c0 = 0; memset((void*)0x200003c4, 0, 3); *(uint8_t*)0x200003c7 = 1; *(uint64_t*)0x200003c8 = 0xbd5559a00000000; *(uint32_t*)0x200003d0 = 0xfff; *(uint32_t*)0x200003d4 = 3; *(uint64_t*)0x200003d8 = 3; *(uint64_t*)0x200003e0 = 4; *(uint64_t*)0x200003e8 = 0x40eab251; *(uint64_t*)0x200003f0 = 0x5dbf2f01; *(uint64_t*)0x200003f8 = 8; *(uint64_t*)0x20000400 = 0xc3; *(uint64_t*)0x200104c8 = 0x20000440; *(uint64_t*)0x200104d0 = 0x20000480; *(uint64_t*)0x200104d8 = 0x20010480; *(uint32_t*)0x200104e0 = 0x48; *(uint32_t*)0x200104e4 = 0; *(uint32_t*)0x200104e8 = 0x10000; *(uint32_t*)0x200104ec = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(r[1], 0, r[5], 0x200104c0, 0x20010500, 0x20010540); break; case 8: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20010580); if (res == ZX_OK) r[6] = *(uint64_t*)0x20010580; break; case 9: *(uint64_t*)0x20020680 = 0x200105c0; *(uint32_t*)0x200105c0 = 0; memset((void*)0x200105c4, 0, 3); *(uint8_t*)0x200105c7 = 1; *(uint64_t*)0x200105c8 = 0x18d35e6000000000; *(uint64_t*)0x200105d0 = 0x2bd6c5b2; *(uint64_t*)0x200105d8 = -1; memcpy((void*)0x200105e0, ",($", 3); *(uint64_t*)0x20020688 = 0x20010600; *(uint64_t*)0x20020690 = 0x20010640; *(uint64_t*)0x20020698 = 0x20020640; *(uint32_t*)0x200206a0 = 0x28; *(uint32_t*)0x200206a4 = 0; *(uint32_t*)0x200206a8 = 0x10000; *(uint32_t*)0x200206ac = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(0, 0, r[6], 0x20020680, 0x200206c0, 0x20020700); break; case 10: memcpy((void*)0x20000000, "\x0f\x12\xd6\xc4\xc2\x4d\x28\x2d\x00\x00\x00\x00\xc4\xc2\xe9\x9a\xff\xc4\x01\x41\x5d\x0c\xa5\x0e\x00\x00\x00\xc4\x23\x7d\x19\x95\x33\xe0\x59\x05\x00\x67\xf0\x0f\xc7\x08\xc4\x21\xc9\x71\xf1\x35\x2e\xf2\x0f\x5a\xb0\x03\x00\x00\x00\xc4\xe2\x61\x2f\x4e\x2c\xc4\x63\x09\x22\xdf\x02", 69); syz_execute_func(0x20000000); break; case 11: syz_future_time(0); break; case 12: syz_job_default(); break; case 13: syz_mmap(0x20ffc000, 0x3000); break; case 14: syz_process_self(); break; case 15: syz_thread_self(); break; case 16: syz_vmar_root_self(); break; } } int main(void) { syz_mmap(0x20000000, 0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :316:81: error: use of undeclared identifier 'zx_channel_call_etc' res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor1269596668 -DGOOS_fuchsia=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -Wno-deprecated -target x86_64-fuchsia -ldriver -lfdio -lzircon --sysroot /syzkaller/shared/fuchsia/out/x64/zircon_toolchain/obj/zircon/public/sysroot/sysroot -I /syzkaller/shared/fuchsia/sdk/lib/fdio/include -I /syzkaller/shared/fuchsia/zircon/system/ulib/fidl/include -I /syzkaller/shared/fuchsia/src/lib/ddk/include -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device.manager -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.nand -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.power.statecontrol -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.usb.peripheral -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/zircon/vdso/zx -L /syzkaller/shared/fuchsia/out/x64/x64-shared -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-array-bounds] --- FAIL: TestGenerate/fuchsia/amd64/10 (0.61s) csource_test.go:133: opts: {Threaded:true Repeat:true RepeatTimes:0 Procs:0 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false UseTmpDir:false HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_object_get_info$ZX_INFO_TIMER(0x0, 0x19, &(0x7f0000000000)={0x0, 0x0}, 0x18, &(0x7f0000000040), &(0x7f0000000080)) (fail_nth: 1) zx_timer_set(0x0, r0, 0x7) (async) zx_event_create(0x4, &(0x7f00000000c0)=0x0) (rerun: 4) r2 = zx_deadline_after(0x10001) zx_msi_create(0x0, 0x0, 0x3f, 0x0, 0x11, &(0x7f0000000140)=0x0) zx_channel_call_etc(r1, 0x7, r2, &(0x7f0000000300)={&(0x7f0000000100), &(0x7f0000000180)=[r3, 0x0, 0x0, 0x0, 0x0], &(0x7f00000001c0)=""/244, &(0x7f00000002c0)=[0x0, 0x0, 0x0], 0x0, 0x5, 0xf4, 0x3}, &(0x7f0000000340), 0x0) zx_interrupt_wait(r4, &(0x7f0000000380)=0x0) zx_channel_call$fuchsia_io_NodeSetAttr(r1, 0x0, r5, &(0x7f00000104c0)={&(0x7f00000003c0)={{}, 0xfff, {0x3, 0x3, 0x4, 0x40eab251, 0x5dbf2f01, 0x8, 0xc3}}, &(0x7f0000000440), &(0x7f0000000480), &(0x7f0000010480), 0x48, 0x0, 0x10000}, &(0x7f0000010500), &(0x7f0000010540)) zx_interrupt_wait(r4, &(0x7f0000010580)=0x0) zx_channel_call$fuchsia_ldsvc_LoaderLoadObject(0x0, 0x0, r6, &(0x7f0000020680)={&(0x7f00000105c0)={{}, {0x2bd6c5b2, 0xffffffffffffffff}, {',($'}}, &(0x7f0000010600), &(0x7f0000010640), &(0x7f0000020640), 0x28, 0x0, 0x10000, 0x1}, &(0x7f00000206c0), &(0x7f0000020700)) syz_execute_func(&(0x7f0000000000)="0f12d6c4c24d282d00000000c4c2e99affc401415d0ca50e000000c4237d199533e059050067f00fc708c421c971f1352ef20f5ab003000000c4e2612f4e2cc4630922df02") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:134: failed to build program: // 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 #include 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 int inject_fault(int nth) { return 0; } static void setup_fault() { } 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); } static void event_wait(event_t* ev) { while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) usleep(200); } 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_ms) { uint64_t start = current_time_ms(); for (;;) { if (__atomic_load_n(&ev->state, __ATOMIC_RELAXED)) return 1; if (current_time_ms() - start > timeout_ms) return 0; usleep(200); } } long syz_mmap(size_t addr, size_t size) { zx_handle_t root = zx_vmar_root_self(); zx_info_vmar_t info; zx_status_t status = zx_object_get_info(root, ZX_INFO_VMAR, &info, sizeof(info), 0, 0); if (status != ZX_OK) { return status; } zx_handle_t vmo; status = zx_vmo_create(size, 0, &vmo); if (status != ZX_OK) { return status; } uintptr_t mapped_addr; status = zx_vmar_map(root, ZX_VM_FLAG_SPECIFIC_OVERWRITE | ZX_VM_FLAG_PERM_READ | ZX_VM_FLAG_PERM_WRITE, addr - info.base, vmo, 0, size, &mapped_addr); zx_status_t close_vmo_status = zx_handle_close(vmo); if (close_vmo_status != ZX_OK) { } return status; } static long syz_process_self(void) { return zx_process_self(); } static long syz_thread_self(void) { return zx_thread_self(); } static long syz_vmar_root_self(void) { return zx_vmar_root_self(); } static long syz_job_default(void) { return zx_job_default(); } static long syz_future_time(volatile long when) { zx_time_t delta_ms = 10000; switch (when) { case 0: delta_ms = 5; break; case 1: delta_ms = 30; break; } zx_time_t now = 0; zx_clock_read(ZX_CLOCK_MONOTONIC, &now); return now + delta_ms * 1000 * 1000; } static void loop(); static int do_sandbox_none(void) { loop(); return 0; } #define CAST(f) ({void* p = (void*)f; p; }) static long syz_execute_func(volatile long text) { ((void (*)(void))(text))(); return 0; } 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) { int i, call, thread; for (call = 0; call < 17; 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); if (call == 1) break; 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); static void loop(void) { execute_one(); } uint64_t r[7] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(0, 0x19, 0x20000000, 0x18, 0x20000040, 0x20000080); if (res == ZX_OK) r[0] = *(uint64_t*)0x20000008; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_timer_set))(0, r[0], 7); break; case 2: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); } } if (res == ZX_OK) r[1] = *(uint32_t*)0x200000c0; break; case 3: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(0x10001); if (res == ZX_OK) r[2] = res; break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_msi_create))(0, 0, 0x3f, 0, 0x11, 0x20000140); if (res == ZX_OK) r[3] = *(uint32_t*)0x20000140; break; case 5: *(uint64_t*)0x20000300 = 0x20000100; *(uint64_t*)0x20000308 = 0x20000180; *(uint32_t*)0x20000180 = r[3]; *(uint32_t*)0x20000184 = 0; *(uint32_t*)0x20000188 = 0; *(uint32_t*)0x2000018c = 0; *(uint32_t*)0x20000190 = 0; *(uint64_t*)0x20000310 = 0x200001c0; *(uint64_t*)0x20000318 = 0x200002c0; *(uint32_t*)0x20000320 = 0; *(uint32_t*)0x20000324 = 5; *(uint32_t*)0x20000328 = 0xf4; *(uint32_t*)0x2000032c = 3; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); if (res == ZX_OK) r[4] = *(uint32_t*)0x200002c0; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20000380); if (res == ZX_OK) r[5] = *(uint64_t*)0x20000380; break; case 7: *(uint64_t*)0x200104c0 = 0x200003c0; *(uint32_t*)0x200003c0 = 0; memset((void*)0x200003c4, 0, 3); *(uint8_t*)0x200003c7 = 1; *(uint64_t*)0x200003c8 = 0xbd5559a00000000; *(uint32_t*)0x200003d0 = 0xfff; *(uint32_t*)0x200003d4 = 3; *(uint64_t*)0x200003d8 = 3; *(uint64_t*)0x200003e0 = 4; *(uint64_t*)0x200003e8 = 0x40eab251; *(uint64_t*)0x200003f0 = 0x5dbf2f01; *(uint64_t*)0x200003f8 = 8; *(uint64_t*)0x20000400 = 0xc3; *(uint64_t*)0x200104c8 = 0x20000440; *(uint64_t*)0x200104d0 = 0x20000480; *(uint64_t*)0x200104d8 = 0x20010480; *(uint32_t*)0x200104e0 = 0x48; *(uint32_t*)0x200104e4 = 0; *(uint32_t*)0x200104e8 = 0x10000; *(uint32_t*)0x200104ec = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(r[1], 0, r[5], 0x200104c0, 0x20010500, 0x20010540); break; case 8: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20010580); if (res == ZX_OK) r[6] = *(uint64_t*)0x20010580; break; case 9: *(uint64_t*)0x20020680 = 0x200105c0; *(uint32_t*)0x200105c0 = 0; memset((void*)0x200105c4, 0, 3); *(uint8_t*)0x200105c7 = 1; *(uint64_t*)0x200105c8 = 0x18d35e6000000000; *(uint64_t*)0x200105d0 = 0x2bd6c5b2; *(uint64_t*)0x200105d8 = -1; memcpy((void*)0x200105e0, ",($", 3); *(uint64_t*)0x20020688 = 0x20010600; *(uint64_t*)0x20020690 = 0x20010640; *(uint64_t*)0x20020698 = 0x20020640; *(uint32_t*)0x200206a0 = 0x28; *(uint32_t*)0x200206a4 = 0; *(uint32_t*)0x200206a8 = 0x10000; *(uint32_t*)0x200206ac = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(0, 0, r[6], 0x20020680, 0x200206c0, 0x20020700); break; case 10: memcpy((void*)0x20000000, "\x0f\x12\xd6\xc4\xc2\x4d\x28\x2d\x00\x00\x00\x00\xc4\xc2\xe9\x9a\xff\xc4\x01\x41\x5d\x0c\xa5\x0e\x00\x00\x00\xc4\x23\x7d\x19\x95\x33\xe0\x59\x05\x00\x67\xf0\x0f\xc7\x08\xc4\x21\xc9\x71\xf1\x35\x2e\xf2\x0f\x5a\xb0\x03\x00\x00\x00\xc4\xe2\x61\x2f\x4e\x2c\xc4\x63\x09\x22\xdf\x02", 69); syz_execute_func(0x20000000); break; case 11: syz_future_time(0); break; case 12: syz_job_default(); break; case 13: syz_mmap(0x20ffc000, 0x3000); break; case 14: syz_process_self(); break; case 15: syz_thread_self(); break; case 16: syz_vmar_root_self(); break; } } int main(void) { syz_mmap(0x20000000, 0x1000000); setup_fault(); do_sandbox_none(); return 0; } :302:81: error: use of undeclared identifier 'zx_channel_call_etc' res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor2788878574 -DGOOS_fuchsia=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -Wno-deprecated -target x86_64-fuchsia -ldriver -lfdio -lzircon --sysroot /syzkaller/shared/fuchsia/out/x64/zircon_toolchain/obj/zircon/public/sysroot/sysroot -I /syzkaller/shared/fuchsia/sdk/lib/fdio/include -I /syzkaller/shared/fuchsia/zircon/system/ulib/fidl/include -I /syzkaller/shared/fuchsia/src/lib/ddk/include -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device.manager -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.nand -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.power.statecontrol -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.usb.peripheral -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/zircon/vdso/zx -L /syzkaller/shared/fuchsia/out/x64/x64-shared -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-array-bounds] --- FAIL: TestGenerate/fuchsia/amd64/5 (0.61s) csource_test.go:133: opts: {Threaded:true Repeat:true RepeatTimes:0 Procs:4 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_object_get_info$ZX_INFO_TIMER(0x0, 0x19, &(0x7f0000000000)={0x0, 0x0}, 0x18, &(0x7f0000000040), &(0x7f0000000080)) (fail_nth: 1) zx_timer_set(0x0, r0, 0x7) (async) zx_event_create(0x4, &(0x7f00000000c0)=0x0) (rerun: 4) r2 = zx_deadline_after(0x10001) zx_msi_create(0x0, 0x0, 0x3f, 0x0, 0x11, &(0x7f0000000140)=0x0) zx_channel_call_etc(r1, 0x7, r2, &(0x7f0000000300)={&(0x7f0000000100), &(0x7f0000000180)=[r3, 0x0, 0x0, 0x0, 0x0], &(0x7f00000001c0)=""/244, &(0x7f00000002c0)=[0x0, 0x0, 0x0], 0x0, 0x5, 0xf4, 0x3}, &(0x7f0000000340), 0x0) zx_interrupt_wait(r4, &(0x7f0000000380)=0x0) zx_channel_call$fuchsia_io_NodeSetAttr(r1, 0x0, r5, &(0x7f00000104c0)={&(0x7f00000003c0)={{}, 0xfff, {0x3, 0x3, 0x4, 0x40eab251, 0x5dbf2f01, 0x8, 0xc3}}, &(0x7f0000000440), &(0x7f0000000480), &(0x7f0000010480), 0x48, 0x0, 0x10000}, &(0x7f0000010500), &(0x7f0000010540)) zx_interrupt_wait(r4, &(0x7f0000010580)=0x0) zx_channel_call$fuchsia_ldsvc_LoaderLoadObject(0x0, 0x0, r6, &(0x7f0000020680)={&(0x7f00000105c0)={{}, {0x2bd6c5b2, 0xffffffffffffffff}, {',($'}}, &(0x7f0000010600), &(0x7f0000010640), &(0x7f0000020640), 0x28, 0x0, 0x10000, 0x1}, &(0x7f00000206c0), &(0x7f0000020700)) syz_execute_func(&(0x7f0000000000)="0f12d6c4c24d282d00000000c4c2e99affc401415d0ca50e000000c4237d199533e059050067f00fc708c421c971f1352ef20f5ab003000000c4e2612f4e2cc4630922df02") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:134: failed to build program: // 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 #include static unsigned long long procid; 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[] = "/tmp/syzkaller.XXXXXX"; char* tmpdir = mkdtemp(tmpdir_template); if (!tmpdir) exit(1); if (chmod(tmpdir, 0777)) exit(1); if (chdir(tmpdir)) exit(1); } static int inject_fault(int nth) { return 0; } static void setup_fault() { } 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); } static void event_wait(event_t* ev) { while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) usleep(200); } 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_ms) { uint64_t start = current_time_ms(); for (;;) { if (__atomic_load_n(&ev->state, __ATOMIC_RELAXED)) return 1; if (current_time_ms() - start > timeout_ms) return 0; usleep(200); } } long syz_mmap(size_t addr, size_t size) { zx_handle_t root = zx_vmar_root_self(); zx_info_vmar_t info; zx_status_t status = zx_object_get_info(root, ZX_INFO_VMAR, &info, sizeof(info), 0, 0); if (status != ZX_OK) { return status; } zx_handle_t vmo; status = zx_vmo_create(size, 0, &vmo); if (status != ZX_OK) { return status; } uintptr_t mapped_addr; status = zx_vmar_map(root, ZX_VM_FLAG_SPECIFIC_OVERWRITE | ZX_VM_FLAG_PERM_READ | ZX_VM_FLAG_PERM_WRITE, addr - info.base, vmo, 0, size, &mapped_addr); zx_status_t close_vmo_status = zx_handle_close(vmo); if (close_vmo_status != ZX_OK) { } return status; } static long syz_process_self(void) { return zx_process_self(); } static long syz_thread_self(void) { return zx_thread_self(); } static long syz_vmar_root_self(void) { return zx_vmar_root_self(); } static long syz_job_default(void) { return zx_job_default(); } static long syz_future_time(volatile long when) { zx_time_t delta_ms = 10000; switch (when) { case 0: delta_ms = 5; break; case 1: delta_ms = 30; break; } zx_time_t now = 0; zx_clock_read(ZX_CLOCK_MONOTONIC, &now); return now + delta_ms * 1000 * 1000; } static void loop(); static int do_sandbox_none(void) { loop(); return 0; } #define CAST(f) ({void* p = (void*)f; p; }) static long syz_execute_func(volatile long text) { ((void (*)(void))(text))(); return 0; } 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) { int i, call, thread; for (call = 0; call < 17; 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); if (call == 1) break; 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); static void loop(void) { execute_one(); } uint64_t r[7] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(0, 0x19, 0x20000000, 0x18, 0x20000040, 0x20000080); if (res == ZX_OK) r[0] = *(uint64_t*)0x20000008; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_timer_set))(0, r[0], 7); break; case 2: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); } } if (res == ZX_OK) r[1] = *(uint32_t*)0x200000c0; break; case 3: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(0x10001); if (res == ZX_OK) r[2] = res; break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_msi_create))(0, 0, 0x3f, 0, 0x11, 0x20000140); if (res == ZX_OK) r[3] = *(uint32_t*)0x20000140; break; case 5: *(uint64_t*)0x20000300 = 0x20000100; *(uint64_t*)0x20000308 = 0x20000180; *(uint32_t*)0x20000180 = r[3]; *(uint32_t*)0x20000184 = 0; *(uint32_t*)0x20000188 = 0; *(uint32_t*)0x2000018c = 0; *(uint32_t*)0x20000190 = 0; *(uint64_t*)0x20000310 = 0x200001c0; *(uint64_t*)0x20000318 = 0x200002c0; *(uint32_t*)0x20000320 = 0; *(uint32_t*)0x20000324 = 5; *(uint32_t*)0x20000328 = 0xf4; *(uint32_t*)0x2000032c = 3; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); if (res == ZX_OK) r[4] = *(uint32_t*)0x200002c0; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20000380); if (res == ZX_OK) r[5] = *(uint64_t*)0x20000380; break; case 7: *(uint64_t*)0x200104c0 = 0x200003c0; *(uint32_t*)0x200003c0 = 0; memset((void*)0x200003c4, 0, 3); *(uint8_t*)0x200003c7 = 1; *(uint64_t*)0x200003c8 = 0xbd5559a00000000; *(uint32_t*)0x200003d0 = 0xfff; *(uint32_t*)0x200003d4 = 3; *(uint64_t*)0x200003d8 = 3; *(uint64_t*)0x200003e0 = 4; *(uint64_t*)0x200003e8 = 0x40eab251; *(uint64_t*)0x200003f0 = 0x5dbf2f01; *(uint64_t*)0x200003f8 = 8; *(uint64_t*)0x20000400 = 0xc3; *(uint64_t*)0x200104c8 = 0x20000440; *(uint64_t*)0x200104d0 = 0x20000480; *(uint64_t*)0x200104d8 = 0x20010480; *(uint32_t*)0x200104e0 = 0x48; *(uint32_t*)0x200104e4 = 0; *(uint32_t*)0x200104e8 = 0x10000; *(uint32_t*)0x200104ec = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(r[1], 0, r[5], 0x200104c0, 0x20010500, 0x20010540); break; case 8: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20010580); if (res == ZX_OK) r[6] = *(uint64_t*)0x20010580; break; case 9: *(uint64_t*)0x20020680 = 0x200105c0; *(uint32_t*)0x200105c0 = 0; memset((void*)0x200105c4, 0, 3); *(uint8_t*)0x200105c7 = 1; *(uint64_t*)0x200105c8 = 0x18d35e6000000000; *(uint64_t*)0x200105d0 = 0x2bd6c5b2; *(uint64_t*)0x200105d8 = -1; memcpy((void*)0x200105e0, ",($", 3); *(uint64_t*)0x20020688 = 0x20010600; *(uint64_t*)0x20020690 = 0x20010640; *(uint64_t*)0x20020698 = 0x20020640; *(uint32_t*)0x200206a0 = 0x28; *(uint32_t*)0x200206a4 = 0; *(uint32_t*)0x200206a8 = 0x10000; *(uint32_t*)0x200206ac = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(0, 0, r[6], 0x20020680, 0x200206c0, 0x20020700); break; case 10: memcpy((void*)0x20000000, "\x0f\x12\xd6\xc4\xc2\x4d\x28\x2d\x00\x00\x00\x00\xc4\xc2\xe9\x9a\xff\xc4\x01\x41\x5d\x0c\xa5\x0e\x00\x00\x00\xc4\x23\x7d\x19\x95\x33\xe0\x59\x05\x00\x67\xf0\x0f\xc7\x08\xc4\x21\xc9\x71\xf1\x35\x2e\xf2\x0f\x5a\xb0\x03\x00\x00\x00\xc4\xe2\x61\x2f\x4e\x2c\xc4\x63\x09\x22\xdf\x02", 69); syz_execute_func(0x20000000); break; case 11: syz_future_time(0); break; case 12: syz_job_default(); break; case 13: syz_mmap(0x20ffc000, 0x3000); break; case 14: syz_process_self(); break; case 15: syz_thread_self(); break; case 16: syz_vmar_root_self(); break; } } int main(void) { syz_mmap(0x20000000, 0x1000000); setup_fault(); for (procid = 0; procid < 4; procid++) { if (fork() == 0) { use_temporary_dir(); do_sandbox_none(); } } sleep(1000000); return 0; } :316:81: error: use of undeclared identifier 'zx_channel_call_etc' res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor2364700525 -DGOOS_fuchsia=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -Wno-deprecated -target x86_64-fuchsia -ldriver -lfdio -lzircon --sysroot /syzkaller/shared/fuchsia/out/x64/zircon_toolchain/obj/zircon/public/sysroot/sysroot -I /syzkaller/shared/fuchsia/sdk/lib/fdio/include -I /syzkaller/shared/fuchsia/zircon/system/ulib/fidl/include -I /syzkaller/shared/fuchsia/src/lib/ddk/include -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device.manager -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.nand -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.power.statecontrol -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.usb.peripheral -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/zircon/vdso/zx -L /syzkaller/shared/fuchsia/out/x64/x64-shared -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-array-bounds] --- FAIL: TestGenerate/fuchsia/amd64/8 (0.61s) csource_test.go:133: opts: {Threaded:true Repeat:true RepeatTimes:0 Procs:0 Slowdown:1 Sandbox:none SandboxArg:-9223372036854775808 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_object_get_info$ZX_INFO_TIMER(0x0, 0x19, &(0x7f0000000000)={0x0, 0x0}, 0x18, &(0x7f0000000040), &(0x7f0000000080)) (fail_nth: 1) zx_timer_set(0x0, r0, 0x7) (async) zx_event_create(0x4, &(0x7f00000000c0)=0x0) (rerun: 4) r2 = zx_deadline_after(0x10001) zx_msi_create(0x0, 0x0, 0x3f, 0x0, 0x11, &(0x7f0000000140)=0x0) zx_channel_call_etc(r1, 0x7, r2, &(0x7f0000000300)={&(0x7f0000000100), &(0x7f0000000180)=[r3, 0x0, 0x0, 0x0, 0x0], &(0x7f00000001c0)=""/244, &(0x7f00000002c0)=[0x0, 0x0, 0x0], 0x0, 0x5, 0xf4, 0x3}, &(0x7f0000000340), 0x0) zx_interrupt_wait(r4, &(0x7f0000000380)=0x0) zx_channel_call$fuchsia_io_NodeSetAttr(r1, 0x0, r5, &(0x7f00000104c0)={&(0x7f00000003c0)={{}, 0xfff, {0x3, 0x3, 0x4, 0x40eab251, 0x5dbf2f01, 0x8, 0xc3}}, &(0x7f0000000440), &(0x7f0000000480), &(0x7f0000010480), 0x48, 0x0, 0x10000}, &(0x7f0000010500), &(0x7f0000010540)) zx_interrupt_wait(r4, &(0x7f0000010580)=0x0) zx_channel_call$fuchsia_ldsvc_LoaderLoadObject(0x0, 0x0, r6, &(0x7f0000020680)={&(0x7f00000105c0)={{}, {0x2bd6c5b2, 0xffffffffffffffff}, {',($'}}, &(0x7f0000010600), &(0x7f0000010640), &(0x7f0000020640), 0x28, 0x0, 0x10000, 0x1}, &(0x7f00000206c0), &(0x7f0000020700)) syz_execute_func(&(0x7f0000000000)="0f12d6c4c24d282d00000000c4c2e99affc401415d0ca50e000000c4237d199533e059050067f00fc708c421c971f1352ef20f5ab003000000c4e2612f4e2cc4630922df02") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:134: failed to build program: // 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 #include 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[] = "/tmp/syzkaller.XXXXXX"; char* tmpdir = mkdtemp(tmpdir_template); if (!tmpdir) exit(1); if (chmod(tmpdir, 0777)) exit(1); if (chdir(tmpdir)) exit(1); } static int inject_fault(int nth) { return 0; } static void setup_fault() { } 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); } static void event_wait(event_t* ev) { while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) usleep(200); } 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_ms) { uint64_t start = current_time_ms(); for (;;) { if (__atomic_load_n(&ev->state, __ATOMIC_RELAXED)) return 1; if (current_time_ms() - start > timeout_ms) return 0; usleep(200); } } long syz_mmap(size_t addr, size_t size) { zx_handle_t root = zx_vmar_root_self(); zx_info_vmar_t info; zx_status_t status = zx_object_get_info(root, ZX_INFO_VMAR, &info, sizeof(info), 0, 0); if (status != ZX_OK) { return status; } zx_handle_t vmo; status = zx_vmo_create(size, 0, &vmo); if (status != ZX_OK) { return status; } uintptr_t mapped_addr; status = zx_vmar_map(root, ZX_VM_FLAG_SPECIFIC_OVERWRITE | ZX_VM_FLAG_PERM_READ | ZX_VM_FLAG_PERM_WRITE, addr - info.base, vmo, 0, size, &mapped_addr); zx_status_t close_vmo_status = zx_handle_close(vmo); if (close_vmo_status != ZX_OK) { } return status; } static long syz_process_self(void) { return zx_process_self(); } static long syz_thread_self(void) { return zx_thread_self(); } static long syz_vmar_root_self(void) { return zx_vmar_root_self(); } static long syz_job_default(void) { return zx_job_default(); } static long syz_future_time(volatile long when) { zx_time_t delta_ms = 10000; switch (when) { case 0: delta_ms = 5; break; case 1: delta_ms = 30; break; } zx_time_t now = 0; zx_clock_read(ZX_CLOCK_MONOTONIC, &now); return now + delta_ms * 1000 * 1000; } static void loop(); static int do_sandbox_none(void) { loop(); return 0; } #define CAST(f) ({void* p = (void*)f; p; }) static long syz_execute_func(volatile long text) { ((void (*)(void))(text))(); return 0; } 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) { int i, call, thread; for (call = 0; call < 17; 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); if (call == 1) break; 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); static void loop(void) { execute_one(); } uint64_t r[7] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(0, 0x19, 0x20000000, 0x18, 0x20000040, 0x20000080); if (res == ZX_OK) r[0] = *(uint64_t*)0x20000008; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_timer_set))(0, r[0], 7); break; case 2: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); } } if (res == ZX_OK) r[1] = *(uint32_t*)0x200000c0; break; case 3: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(0x10001); if (res == ZX_OK) r[2] = res; break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_msi_create))(0, 0, 0x3f, 0, 0x11, 0x20000140); if (res == ZX_OK) r[3] = *(uint32_t*)0x20000140; break; case 5: *(uint64_t*)0x20000300 = 0x20000100; *(uint64_t*)0x20000308 = 0x20000180; *(uint32_t*)0x20000180 = r[3]; *(uint32_t*)0x20000184 = 0; *(uint32_t*)0x20000188 = 0; *(uint32_t*)0x2000018c = 0; *(uint32_t*)0x20000190 = 0; *(uint64_t*)0x20000310 = 0x200001c0; *(uint64_t*)0x20000318 = 0x200002c0; *(uint32_t*)0x20000320 = 0; *(uint32_t*)0x20000324 = 5; *(uint32_t*)0x20000328 = 0xf4; *(uint32_t*)0x2000032c = 3; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); if (res == ZX_OK) r[4] = *(uint32_t*)0x200002c0; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20000380); if (res == ZX_OK) r[5] = *(uint64_t*)0x20000380; break; case 7: *(uint64_t*)0x200104c0 = 0x200003c0; *(uint32_t*)0x200003c0 = 0; memset((void*)0x200003c4, 0, 3); *(uint8_t*)0x200003c7 = 1; *(uint64_t*)0x200003c8 = 0xbd5559a00000000; *(uint32_t*)0x200003d0 = 0xfff; *(uint32_t*)0x200003d4 = 3; *(uint64_t*)0x200003d8 = 3; *(uint64_t*)0x200003e0 = 4; *(uint64_t*)0x200003e8 = 0x40eab251; *(uint64_t*)0x200003f0 = 0x5dbf2f01; *(uint64_t*)0x200003f8 = 8; *(uint64_t*)0x20000400 = 0xc3; *(uint64_t*)0x200104c8 = 0x20000440; *(uint64_t*)0x200104d0 = 0x20000480; *(uint64_t*)0x200104d8 = 0x20010480; *(uint32_t*)0x200104e0 = 0x48; *(uint32_t*)0x200104e4 = 0; *(uint32_t*)0x200104e8 = 0x10000; *(uint32_t*)0x200104ec = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(r[1], 0, r[5], 0x200104c0, 0x20010500, 0x20010540); break; case 8: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20010580); if (res == ZX_OK) r[6] = *(uint64_t*)0x20010580; break; case 9: *(uint64_t*)0x20020680 = 0x200105c0; *(uint32_t*)0x200105c0 = 0; memset((void*)0x200105c4, 0, 3); *(uint8_t*)0x200105c7 = 1; *(uint64_t*)0x200105c8 = 0x18d35e6000000000; *(uint64_t*)0x200105d0 = 0x2bd6c5b2; *(uint64_t*)0x200105d8 = -1; memcpy((void*)0x200105e0, ",($", 3); *(uint64_t*)0x20020688 = 0x20010600; *(uint64_t*)0x20020690 = 0x20010640; *(uint64_t*)0x20020698 = 0x20020640; *(uint32_t*)0x200206a0 = 0x28; *(uint32_t*)0x200206a4 = 0; *(uint32_t*)0x200206a8 = 0x10000; *(uint32_t*)0x200206ac = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(0, 0, r[6], 0x20020680, 0x200206c0, 0x20020700); break; case 10: memcpy((void*)0x20000000, "\x0f\x12\xd6\xc4\xc2\x4d\x28\x2d\x00\x00\x00\x00\xc4\xc2\xe9\x9a\xff\xc4\x01\x41\x5d\x0c\xa5\x0e\x00\x00\x00\xc4\x23\x7d\x19\x95\x33\xe0\x59\x05\x00\x67\xf0\x0f\xc7\x08\xc4\x21\xc9\x71\xf1\x35\x2e\xf2\x0f\x5a\xb0\x03\x00\x00\x00\xc4\xe2\x61\x2f\x4e\x2c\xc4\x63\x09\x22\xdf\x02", 69); syz_execute_func(0x20000000); break; case 11: syz_future_time(0); break; case 12: syz_job_default(); break; case 13: syz_mmap(0x20ffc000, 0x3000); break; case 14: syz_process_self(); break; case 15: syz_thread_self(); break; case 16: syz_vmar_root_self(); break; } } int main(void) { syz_mmap(0x20000000, 0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :314:81: error: use of undeclared identifier 'zx_channel_call_etc' res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor2555865026 -DGOOS_fuchsia=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -Wno-deprecated -target x86_64-fuchsia -ldriver -lfdio -lzircon --sysroot /syzkaller/shared/fuchsia/out/x64/zircon_toolchain/obj/zircon/public/sysroot/sysroot -I /syzkaller/shared/fuchsia/sdk/lib/fdio/include -I /syzkaller/shared/fuchsia/zircon/system/ulib/fidl/include -I /syzkaller/shared/fuchsia/src/lib/ddk/include -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device.manager -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.nand -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.power.statecontrol -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.usb.peripheral -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/zircon/vdso/zx -L /syzkaller/shared/fuchsia/out/x64/x64-shared -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-array-bounds] --- FAIL: TestGenerate/fuchsia/amd64/0 (0.61s) csource_test.go:133: opts: {Threaded:false Repeat:true RepeatTimes:0 Procs:0 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_object_get_info$ZX_INFO_TIMER(0x0, 0x19, &(0x7f0000000000)={0x0, 0x0}, 0x18, &(0x7f0000000040), &(0x7f0000000080)) (fail_nth: 1) zx_timer_set(0x0, r0, 0x7) (async) zx_event_create(0x4, &(0x7f00000000c0)=0x0) (rerun: 4) r2 = zx_deadline_after(0x10001) zx_msi_create(0x0, 0x0, 0x3f, 0x0, 0x11, &(0x7f0000000140)=0x0) zx_channel_call_etc(r1, 0x7, r2, &(0x7f0000000300)={&(0x7f0000000100), &(0x7f0000000180)=[r3, 0x0, 0x0, 0x0, 0x0], &(0x7f00000001c0)=""/244, &(0x7f00000002c0)=[0x0, 0x0, 0x0], 0x0, 0x5, 0xf4, 0x3}, &(0x7f0000000340), 0x0) zx_interrupt_wait(r4, &(0x7f0000000380)=0x0) zx_channel_call$fuchsia_io_NodeSetAttr(r1, 0x0, r5, &(0x7f00000104c0)={&(0x7f00000003c0)={{}, 0xfff, {0x3, 0x3, 0x4, 0x40eab251, 0x5dbf2f01, 0x8, 0xc3}}, &(0x7f0000000440), &(0x7f0000000480), &(0x7f0000010480), 0x48, 0x0, 0x10000}, &(0x7f0000010500), &(0x7f0000010540)) zx_interrupt_wait(r4, &(0x7f0000010580)=0x0) zx_channel_call$fuchsia_ldsvc_LoaderLoadObject(0x0, 0x0, r6, &(0x7f0000020680)={&(0x7f00000105c0)={{}, {0x2bd6c5b2, 0xffffffffffffffff}, {',($'}}, &(0x7f0000010600), &(0x7f0000010640), &(0x7f0000020640), 0x28, 0x0, 0x10000, 0x1}, &(0x7f00000206c0), &(0x7f0000020700)) syz_execute_func(&(0x7f0000000000)="0f12d6c4c24d282d00000000c4c2e99affc401415d0ca50e000000c4237d199533e059050067f00fc708c421c971f1352ef20f5ab003000000c4e2612f4e2cc4630922df02") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:134: failed to build program: // 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 static void use_temporary_dir(void) { char tmpdir_template[] = "/tmp/syzkaller.XXXXXX"; char* tmpdir = mkdtemp(tmpdir_template); if (!tmpdir) exit(1); if (chmod(tmpdir, 0777)) exit(1); if (chdir(tmpdir)) exit(1); } static int inject_fault(int nth) { return 0; } static void setup_fault() { } long syz_mmap(size_t addr, size_t size) { zx_handle_t root = zx_vmar_root_self(); zx_info_vmar_t info; zx_status_t status = zx_object_get_info(root, ZX_INFO_VMAR, &info, sizeof(info), 0, 0); if (status != ZX_OK) { return status; } zx_handle_t vmo; status = zx_vmo_create(size, 0, &vmo); if (status != ZX_OK) { return status; } uintptr_t mapped_addr; status = zx_vmar_map(root, ZX_VM_FLAG_SPECIFIC_OVERWRITE | ZX_VM_FLAG_PERM_READ | ZX_VM_FLAG_PERM_WRITE, addr - info.base, vmo, 0, size, &mapped_addr); zx_status_t close_vmo_status = zx_handle_close(vmo); if (close_vmo_status != ZX_OK) { } return status; } static long syz_process_self(void) { return zx_process_self(); } static long syz_thread_self(void) { return zx_thread_self(); } static long syz_vmar_root_self(void) { return zx_vmar_root_self(); } static long syz_job_default(void) { return zx_job_default(); } static long syz_future_time(volatile long when) { zx_time_t delta_ms = 10000; switch (when) { case 0: delta_ms = 5; break; case 1: delta_ms = 30; break; } zx_time_t now = 0; zx_clock_read(ZX_CLOCK_MONOTONIC, &now); return now + delta_ms * 1000 * 1000; } static void loop(); static int do_sandbox_none(void) { loop(); return 0; } #define CAST(f) ({void* p = (void*)f; p; }) static long syz_execute_func(volatile long text) { ((void (*)(void))(text))(); return 0; } static void execute_one(void); static void loop(void) { execute_one(); } uint64_t r[7] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; void execute_one(void) { intptr_t res = 0; inject_fault(1); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(0, 0x19, 0x20000000, 0x18, 0x20000040, 0x20000080); if (res == ZX_OK) r[0] = *(uint64_t*)0x20000008; ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_timer_set))(0, r[0], 7); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); } } if (res == ZX_OK) r[1] = *(uint32_t*)0x200000c0; res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(0x10001); if (res == ZX_OK) r[2] = res; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_msi_create))(0, 0, 0x3f, 0, 0x11, 0x20000140); if (res == ZX_OK) r[3] = *(uint32_t*)0x20000140; *(uint64_t*)0x20000300 = 0x20000100; *(uint64_t*)0x20000308 = 0x20000180; *(uint32_t*)0x20000180 = r[3]; *(uint32_t*)0x20000184 = 0; *(uint32_t*)0x20000188 = 0; *(uint32_t*)0x2000018c = 0; *(uint32_t*)0x20000190 = 0; *(uint64_t*)0x20000310 = 0x200001c0; *(uint64_t*)0x20000318 = 0x200002c0; *(uint32_t*)0x20000320 = 0; *(uint32_t*)0x20000324 = 5; *(uint32_t*)0x20000328 = 0xf4; *(uint32_t*)0x2000032c = 3; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); if (res == ZX_OK) r[4] = *(uint32_t*)0x200002c0; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20000380); if (res == ZX_OK) r[5] = *(uint64_t*)0x20000380; *(uint64_t*)0x200104c0 = 0x200003c0; *(uint32_t*)0x200003c0 = 0; memset((void*)0x200003c4, 0, 3); *(uint8_t*)0x200003c7 = 1; *(uint64_t*)0x200003c8 = 0xbd5559a00000000; *(uint32_t*)0x200003d0 = 0xfff; *(uint32_t*)0x200003d4 = 3; *(uint64_t*)0x200003d8 = 3; *(uint64_t*)0x200003e0 = 4; *(uint64_t*)0x200003e8 = 0x40eab251; *(uint64_t*)0x200003f0 = 0x5dbf2f01; *(uint64_t*)0x200003f8 = 8; *(uint64_t*)0x20000400 = 0xc3; *(uint64_t*)0x200104c8 = 0x20000440; *(uint64_t*)0x200104d0 = 0x20000480; *(uint64_t*)0x200104d8 = 0x20010480; *(uint32_t*)0x200104e0 = 0x48; *(uint32_t*)0x200104e4 = 0; *(uint32_t*)0x200104e8 = 0x10000; *(uint32_t*)0x200104ec = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(r[1], 0, r[5], 0x200104c0, 0x20010500, 0x20010540); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20010580); if (res == ZX_OK) r[6] = *(uint64_t*)0x20010580; *(uint64_t*)0x20020680 = 0x200105c0; *(uint32_t*)0x200105c0 = 0; memset((void*)0x200105c4, 0, 3); *(uint8_t*)0x200105c7 = 1; *(uint64_t*)0x200105c8 = 0x18d35e6000000000; *(uint64_t*)0x200105d0 = 0x2bd6c5b2; *(uint64_t*)0x200105d8 = -1; memcpy((void*)0x200105e0, ",($", 3); *(uint64_t*)0x20020688 = 0x20010600; *(uint64_t*)0x20020690 = 0x20010640; *(uint64_t*)0x20020698 = 0x20020640; *(uint32_t*)0x200206a0 = 0x28; *(uint32_t*)0x200206a4 = 0; *(uint32_t*)0x200206a8 = 0x10000; *(uint32_t*)0x200206ac = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(0, 0, r[6], 0x20020680, 0x200206c0, 0x20020700); memcpy((void*)0x20000000, "\x0f\x12\xd6\xc4\xc2\x4d\x28\x2d\x00\x00\x00\x00\xc4\xc2\xe9\x9a\xff\xc4\x01\x41\x5d\x0c\xa5\x0e\x00\x00\x00\xc4\x23\x7d\x19\x95\x33\xe0\x59\x05\x00\x67\xf0\x0f\xc7\x08\xc4\x21\xc9\x71\xf1\x35\x2e\xf2\x0f\x5a\xb0\x03\x00\x00\x00\xc4\xe2\x61\x2f\x4e\x2c\xc4\x63\x09\x22\xdf\x02", 69); syz_execute_func(0x20000000); syz_future_time(0); syz_job_default(); syz_mmap(0x20ffc000, 0x3000); syz_process_self(); syz_thread_self(); syz_vmar_root_self(); } int main(void) { syz_mmap(0x20000000, 0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :171:81: error: use of undeclared identifier 'zx_channel_call_etc' res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor2608778892 -DGOOS_fuchsia=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -Wno-deprecated -target x86_64-fuchsia -ldriver -lfdio -lzircon --sysroot /syzkaller/shared/fuchsia/out/x64/zircon_toolchain/obj/zircon/public/sysroot/sysroot -I /syzkaller/shared/fuchsia/sdk/lib/fdio/include -I /syzkaller/shared/fuchsia/zircon/system/ulib/fidl/include -I /syzkaller/shared/fuchsia/src/lib/ddk/include -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device.manager -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.nand -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.power.statecontrol -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.usb.peripheral -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/zircon/vdso/zx -L /syzkaller/shared/fuchsia/out/x64/x64-shared -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-array-bounds] --- FAIL: TestGenerate/fuchsia/amd64/3 (0.61s) csource_test.go:133: opts: {Threaded:true Repeat:true RepeatTimes:10 Procs:0 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_object_get_info$ZX_INFO_TIMER(0x0, 0x19, &(0x7f0000000000)={0x0, 0x0}, 0x18, &(0x7f0000000040), &(0x7f0000000080)) (fail_nth: 1) zx_timer_set(0x0, r0, 0x7) (async) zx_event_create(0x4, &(0x7f00000000c0)=0x0) (rerun: 4) r2 = zx_deadline_after(0x10001) zx_msi_create(0x0, 0x0, 0x3f, 0x0, 0x11, &(0x7f0000000140)=0x0) zx_channel_call_etc(r1, 0x7, r2, &(0x7f0000000300)={&(0x7f0000000100), &(0x7f0000000180)=[r3, 0x0, 0x0, 0x0, 0x0], &(0x7f00000001c0)=""/244, &(0x7f00000002c0)=[0x0, 0x0, 0x0], 0x0, 0x5, 0xf4, 0x3}, &(0x7f0000000340), 0x0) zx_interrupt_wait(r4, &(0x7f0000000380)=0x0) zx_channel_call$fuchsia_io_NodeSetAttr(r1, 0x0, r5, &(0x7f00000104c0)={&(0x7f00000003c0)={{}, 0xfff, {0x3, 0x3, 0x4, 0x40eab251, 0x5dbf2f01, 0x8, 0xc3}}, &(0x7f0000000440), &(0x7f0000000480), &(0x7f0000010480), 0x48, 0x0, 0x10000}, &(0x7f0000010500), &(0x7f0000010540)) zx_interrupt_wait(r4, &(0x7f0000010580)=0x0) zx_channel_call$fuchsia_ldsvc_LoaderLoadObject(0x0, 0x0, r6, &(0x7f0000020680)={&(0x7f00000105c0)={{}, {0x2bd6c5b2, 0xffffffffffffffff}, {',($'}}, &(0x7f0000010600), &(0x7f0000010640), &(0x7f0000020640), 0x28, 0x0, 0x10000, 0x1}, &(0x7f00000206c0), &(0x7f0000020700)) syz_execute_func(&(0x7f0000000000)="0f12d6c4c24d282d00000000c4c2e99affc401415d0ca50e000000c4237d199533e059050067f00fc708c421c971f1352ef20f5ab003000000c4e2612f4e2cc4630922df02") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:134: failed to build program: // 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 #include 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[] = "/tmp/syzkaller.XXXXXX"; char* tmpdir = mkdtemp(tmpdir_template); if (!tmpdir) exit(1); if (chmod(tmpdir, 0777)) exit(1); if (chdir(tmpdir)) exit(1); } static int inject_fault(int nth) { return 0; } static void setup_fault() { } 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); } static void event_wait(event_t* ev) { while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) usleep(200); } 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_ms) { uint64_t start = current_time_ms(); for (;;) { if (__atomic_load_n(&ev->state, __ATOMIC_RELAXED)) return 1; if (current_time_ms() - start > timeout_ms) return 0; usleep(200); } } long syz_mmap(size_t addr, size_t size) { zx_handle_t root = zx_vmar_root_self(); zx_info_vmar_t info; zx_status_t status = zx_object_get_info(root, ZX_INFO_VMAR, &info, sizeof(info), 0, 0); if (status != ZX_OK) { return status; } zx_handle_t vmo; status = zx_vmo_create(size, 0, &vmo); if (status != ZX_OK) { return status; } uintptr_t mapped_addr; status = zx_vmar_map(root, ZX_VM_FLAG_SPECIFIC_OVERWRITE | ZX_VM_FLAG_PERM_READ | ZX_VM_FLAG_PERM_WRITE, addr - info.base, vmo, 0, size, &mapped_addr); zx_status_t close_vmo_status = zx_handle_close(vmo); if (close_vmo_status != ZX_OK) { } return status; } static long syz_process_self(void) { return zx_process_self(); } static long syz_thread_self(void) { return zx_thread_self(); } static long syz_vmar_root_self(void) { return zx_vmar_root_self(); } static long syz_job_default(void) { return zx_job_default(); } static long syz_future_time(volatile long when) { zx_time_t delta_ms = 10000; switch (when) { case 0: delta_ms = 5; break; case 1: delta_ms = 30; break; } zx_time_t now = 0; zx_clock_read(ZX_CLOCK_MONOTONIC, &now); return now + delta_ms * 1000 * 1000; } static void loop(); static int do_sandbox_none(void) { loop(); return 0; } #define CAST(f) ({void* p = (void*)f; p; }) static long syz_execute_func(volatile long text) { ((void (*)(void))(text))(); return 0; } 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) { int i, call, thread; for (call = 0; call < 17; 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); if (call == 1) break; 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); static void loop(void) { execute_one(); } uint64_t r[7] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(0, 0x19, 0x20000000, 0x18, 0x20000040, 0x20000080); if (res == ZX_OK) r[0] = *(uint64_t*)0x20000008; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_timer_set))(0, r[0], 7); break; case 2: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); } } if (res == ZX_OK) r[1] = *(uint32_t*)0x200000c0; break; case 3: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(0x10001); if (res == ZX_OK) r[2] = res; break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_msi_create))(0, 0, 0x3f, 0, 0x11, 0x20000140); if (res == ZX_OK) r[3] = *(uint32_t*)0x20000140; break; case 5: *(uint64_t*)0x20000300 = 0x20000100; *(uint64_t*)0x20000308 = 0x20000180; *(uint32_t*)0x20000180 = r[3]; *(uint32_t*)0x20000184 = 0; *(uint32_t*)0x20000188 = 0; *(uint32_t*)0x2000018c = 0; *(uint32_t*)0x20000190 = 0; *(uint64_t*)0x20000310 = 0x200001c0; *(uint64_t*)0x20000318 = 0x200002c0; *(uint32_t*)0x20000320 = 0; *(uint32_t*)0x20000324 = 5; *(uint32_t*)0x20000328 = 0xf4; *(uint32_t*)0x2000032c = 3; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); if (res == ZX_OK) r[4] = *(uint32_t*)0x200002c0; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20000380); if (res == ZX_OK) r[5] = *(uint64_t*)0x20000380; break; case 7: *(uint64_t*)0x200104c0 = 0x200003c0; *(uint32_t*)0x200003c0 = 0; memset((void*)0x200003c4, 0, 3); *(uint8_t*)0x200003c7 = 1; *(uint64_t*)0x200003c8 = 0xbd5559a00000000; *(uint32_t*)0x200003d0 = 0xfff; *(uint32_t*)0x200003d4 = 3; *(uint64_t*)0x200003d8 = 3; *(uint64_t*)0x200003e0 = 4; *(uint64_t*)0x200003e8 = 0x40eab251; *(uint64_t*)0x200003f0 = 0x5dbf2f01; *(uint64_t*)0x200003f8 = 8; *(uint64_t*)0x20000400 = 0xc3; *(uint64_t*)0x200104c8 = 0x20000440; *(uint64_t*)0x200104d0 = 0x20000480; *(uint64_t*)0x200104d8 = 0x20010480; *(uint32_t*)0x200104e0 = 0x48; *(uint32_t*)0x200104e4 = 0; *(uint32_t*)0x200104e8 = 0x10000; *(uint32_t*)0x200104ec = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(r[1], 0, r[5], 0x200104c0, 0x20010500, 0x20010540); break; case 8: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20010580); if (res == ZX_OK) r[6] = *(uint64_t*)0x20010580; break; case 9: *(uint64_t*)0x20020680 = 0x200105c0; *(uint32_t*)0x200105c0 = 0; memset((void*)0x200105c4, 0, 3); *(uint8_t*)0x200105c7 = 1; *(uint64_t*)0x200105c8 = 0x18d35e6000000000; *(uint64_t*)0x200105d0 = 0x2bd6c5b2; *(uint64_t*)0x200105d8 = -1; memcpy((void*)0x200105e0, ",($", 3); *(uint64_t*)0x20020688 = 0x20010600; *(uint64_t*)0x20020690 = 0x20010640; *(uint64_t*)0x20020698 = 0x20020640; *(uint32_t*)0x200206a0 = 0x28; *(uint32_t*)0x200206a4 = 0; *(uint32_t*)0x200206a8 = 0x10000; *(uint32_t*)0x200206ac = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(0, 0, r[6], 0x20020680, 0x200206c0, 0x20020700); break; case 10: memcpy((void*)0x20000000, "\x0f\x12\xd6\xc4\xc2\x4d\x28\x2d\x00\x00\x00\x00\xc4\xc2\xe9\x9a\xff\xc4\x01\x41\x5d\x0c\xa5\x0e\x00\x00\x00\xc4\x23\x7d\x19\x95\x33\xe0\x59\x05\x00\x67\xf0\x0f\xc7\x08\xc4\x21\xc9\x71\xf1\x35\x2e\xf2\x0f\x5a\xb0\x03\x00\x00\x00\xc4\xe2\x61\x2f\x4e\x2c\xc4\x63\x09\x22\xdf\x02", 69); syz_execute_func(0x20000000); break; case 11: syz_future_time(0); break; case 12: syz_job_default(); break; case 13: syz_mmap(0x20ffc000, 0x3000); break; case 14: syz_process_self(); break; case 15: syz_thread_self(); break; case 16: syz_vmar_root_self(); break; } } int main(void) { syz_mmap(0x20000000, 0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :314:81: error: use of undeclared identifier 'zx_channel_call_etc' res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor3141760143 -DGOOS_fuchsia=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -Wno-deprecated -target x86_64-fuchsia -ldriver -lfdio -lzircon --sysroot /syzkaller/shared/fuchsia/out/x64/zircon_toolchain/obj/zircon/public/sysroot/sysroot -I /syzkaller/shared/fuchsia/sdk/lib/fdio/include -I /syzkaller/shared/fuchsia/zircon/system/ulib/fidl/include -I /syzkaller/shared/fuchsia/src/lib/ddk/include -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device.manager -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.nand -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.power.statecontrol -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.usb.peripheral -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/zircon/vdso/zx -L /syzkaller/shared/fuchsia/out/x64/x64-shared -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-array-bounds] --- FAIL: TestGenerate/fuchsia/amd64/1 (0.61s) csource_test.go:131: --- FAIL: TestGenerate/fuchsia/amd64/7 (0.61s) csource_test.go:133: opts: {Threaded:true Repeat:true RepeatTimes:0 Procs:0 Slowdown:1 Sandbox: SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_object_get_info$ZX_INFO_TIMER(0x0, 0x19, &(0x7f0000000000)={0x0, 0x0}, 0x18, &(0x7f0000000040), &(0x7f0000000080)) (fail_nth: 1) zx_timer_set(0x0, r0, 0x7) (async) zx_event_create(0x4, &(0x7f00000000c0)=0x0) (rerun: 4) r2 = zx_deadline_after(0x10001) zx_msi_create(0x0, 0x0, 0x3f, 0x0, 0x11, &(0x7f0000000140)=0x0) zx_channel_call_etc(r1, 0x7, r2, &(0x7f0000000300)={&(0x7f0000000100), &(0x7f0000000180)=[r3, 0x0, 0x0, 0x0, 0x0], &(0x7f00000001c0)=""/244, &(0x7f00000002c0)=[0x0, 0x0, 0x0], 0x0, 0x5, 0xf4, 0x3}, &(0x7f0000000340), 0x0) zx_interrupt_wait(r4, &(0x7f0000000380)=0x0) zx_channel_call$fuchsia_io_NodeSetAttr(r1, 0x0, r5, &(0x7f00000104c0)={&(0x7f00000003c0)={{}, 0xfff, {0x3, 0x3, 0x4, 0x40eab251, 0x5dbf2f01, 0x8, 0xc3}}, &(0x7f0000000440), &(0x7f0000000480), &(0x7f0000010480), 0x48, 0x0, 0x10000}, &(0x7f0000010500), &(0x7f0000010540)) zx_interrupt_wait(r4, &(0x7f0000010580)=0x0) zx_channel_call$fuchsia_ldsvc_LoaderLoadObject(0x0, 0x0, r6, &(0x7f0000020680)={&(0x7f00000105c0)={{}, {0x2bd6c5b2, 0xffffffffffffffff}, {',($'}}, &(0x7f0000010600), &(0x7f0000010640), &(0x7f0000020640), 0x28, 0x0, 0x10000, 0x1}, &(0x7f00000206c0), &(0x7f0000020700)) syz_execute_func(&(0x7f0000000000)="0f12d6c4c24d282d00000000c4c2e99affc401415d0ca50e000000c4237d199533e059050067f00fc708c421c971f1352ef20f5ab003000000c4e2612f4e2cc4630922df02") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:134: failed to build program: // 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 #include 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[] = "/tmp/syzkaller.XXXXXX"; char* tmpdir = mkdtemp(tmpdir_template); if (!tmpdir) exit(1); if (chmod(tmpdir, 0777)) exit(1); if (chdir(tmpdir)) exit(1); } static int inject_fault(int nth) { return 0; } static void setup_fault() { } 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); } static void event_wait(event_t* ev) { while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) usleep(200); } 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_ms) { uint64_t start = current_time_ms(); for (;;) { if (__atomic_load_n(&ev->state, __ATOMIC_RELAXED)) return 1; if (current_time_ms() - start > timeout_ms) return 0; usleep(200); } } long syz_mmap(size_t addr, size_t size) { zx_handle_t root = zx_vmar_root_self(); zx_info_vmar_t info; zx_status_t status = zx_object_get_info(root, ZX_INFO_VMAR, &info, sizeof(info), 0, 0); if (status != ZX_OK) { return status; } zx_handle_t vmo; status = zx_vmo_create(size, 0, &vmo); if (status != ZX_OK) { return status; } uintptr_t mapped_addr; status = zx_vmar_map(root, ZX_VM_FLAG_SPECIFIC_OVERWRITE | ZX_VM_FLAG_PERM_READ | ZX_VM_FLAG_PERM_WRITE, addr - info.base, vmo, 0, size, &mapped_addr); zx_status_t close_vmo_status = zx_handle_close(vmo); if (close_vmo_status != ZX_OK) { } return status; } static long syz_process_self(void) { return zx_process_self(); } static long syz_thread_self(void) { return zx_thread_self(); } static long syz_vmar_root_self(void) { return zx_vmar_root_self(); } static long syz_job_default(void) { return zx_job_default(); } static long syz_future_time(volatile long when) { zx_time_t delta_ms = 10000; switch (when) { case 0: delta_ms = 5; break; case 1: delta_ms = 30; break; } zx_time_t now = 0; zx_clock_read(ZX_CLOCK_MONOTONIC, &now); return now + delta_ms * 1000 * 1000; } #define CAST(f) ({void* p = (void*)f; p; }) static long syz_execute_func(volatile long text) { ((void (*)(void))(text))(); return 0; } 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) { int i, call, thread; for (call = 0; call < 17; 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); if (call == 1) break; 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); static void loop(void) { execute_one(); } uint64_t r[7] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(0, 0x19, 0x20000000, 0x18, 0x20000040, 0x20000080); if (res == ZX_OK) r[0] = *(uint64_t*)0x20000008; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_timer_set))(0, r[0], 7); break; case 2: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); } } if (res == ZX_OK) r[1] = *(uint32_t*)0x200000c0; break; case 3: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(0x10001); if (res == ZX_OK) r[2] = res; break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_msi_create))(0, 0, 0x3f, 0, 0x11, 0x20000140); if (res == ZX_OK) r[3] = *(uint32_t*)0x20000140; break; case 5: *(uint64_t*)0x20000300 = 0x20000100; *(uint64_t*)0x20000308 = 0x20000180; *(uint32_t*)0x20000180 = r[3]; *(uint32_t*)0x20000184 = 0; *(uint32_t*)0x20000188 = 0; *(uint32_t*)0x2000018c = 0; *(uint32_t*)0x20000190 = 0; *(uint64_t*)0x20000310 = 0x200001c0; *(uint64_t*)0x20000318 = 0x200002c0; *(uint32_t*)0x20000320 = 0; *(uint32_t*)0x20000324 = 5; *(uint32_t*)0x20000328 = 0xf4; *(uint32_t*)0x2000032c = 3; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); if (res == ZX_OK) r[4] = *(uint32_t*)0x200002c0; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20000380); if (res == ZX_OK) r[5] = *(uint64_t*)0x20000380; break; case 7: *(uint64_t*)0x200104c0 = 0x200003c0; *(uint32_t*)0x200003c0 = 0; memset((void*)0x200003c4, 0, 3); *(uint8_t*)0x200003c7 = 1; *(uint64_t*)0x200003c8 = 0xbd5559a00000000; *(uint32_t*)0x200003d0 = 0xfff; *(uint32_t*)0x200003d4 = 3; *(uint64_t*)0x200003d8 = 3; *(uint64_t*)0x200003e0 = 4; *(uint64_t*)0x200003e8 = 0x40eab251; *(uint64_t*)0x200003f0 = 0x5dbf2f01; *(uint64_t*)0x200003f8 = 8; *(uint64_t*)0x20000400 = 0xc3; *(uint64_t*)0x200104c8 = 0x20000440; *(uint64_t*)0x200104d0 = 0x20000480; *(uint64_t*)0x200104d8 = 0x20010480; *(uint32_t*)0x200104e0 = 0x48; *(uint32_t*)0x200104e4 = 0; *(uint32_t*)0x200104e8 = 0x10000; *(uint32_t*)0x200104ec = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(r[1], 0, r[5], 0x200104c0, 0x20010500, 0x20010540); break; case 8: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20010580); if (res == ZX_OK) r[6] = *(uint64_t*)0x20010580; break; case 9: *(uint64_t*)0x20020680 = 0x200105c0; *(uint32_t*)0x200105c0 = 0; memset((void*)0x200105c4, 0, 3); *(uint8_t*)0x200105c7 = 1; *(uint64_t*)0x200105c8 = 0x18d35e6000000000; *(uint64_t*)0x200105d0 = 0x2bd6c5b2; *(uint64_t*)0x200105d8 = -1; memcpy((void*)0x200105e0, ",($", 3); *(uint64_t*)0x20020688 = 0x20010600; *(uint64_t*)0x20020690 = 0x20010640; *(uint64_t*)0x20020698 = 0x20020640; *(uint32_t*)0x200206a0 = 0x28; *(uint32_t*)0x200206a4 = 0; *(uint32_t*)0x200206a8 = 0x10000; *(uint32_t*)0x200206ac = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(0, 0, r[6], 0x20020680, 0x200206c0, 0x20020700); break; case 10: memcpy((void*)0x20000000, "\x0f\x12\xd6\xc4\xc2\x4d\x28\x2d\x00\x00\x00\x00\xc4\xc2\xe9\x9a\xff\xc4\x01\x41\x5d\x0c\xa5\x0e\x00\x00\x00\xc4\x23\x7d\x19\x95\x33\xe0\x59\x05\x00\x67\xf0\x0f\xc7\x08\xc4\x21\xc9\x71\xf1\x35\x2e\xf2\x0f\x5a\xb0\x03\x00\x00\x00\xc4\xe2\x61\x2f\x4e\x2c\xc4\x63\x09\x22\xdf\x02", 69); syz_execute_func(0x20000000); break; case 11: syz_future_time(0); break; case 12: syz_job_default(); break; case 13: syz_mmap(0x20ffc000, 0x3000); break; case 14: syz_process_self(); break; case 15: syz_thread_self(); break; case 16: syz_vmar_root_self(); break; } } int main(void) { syz_mmap(0x20000000, 0x1000000); setup_fault(); use_temporary_dir(); loop(); return 0; } :308:81: error: use of undeclared identifier 'zx_channel_call_etc' res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor976533295 -DGOOS_fuchsia=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -Wno-deprecated -target x86_64-fuchsia -ldriver -lfdio -lzircon --sysroot /syzkaller/shared/fuchsia/out/x64/zircon_toolchain/obj/zircon/public/sysroot/sysroot -I /syzkaller/shared/fuchsia/sdk/lib/fdio/include -I /syzkaller/shared/fuchsia/zircon/system/ulib/fidl/include -I /syzkaller/shared/fuchsia/src/lib/ddk/include -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device.manager -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.nand -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.power.statecontrol -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.usb.peripheral -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/zircon/vdso/zx -L /syzkaller/shared/fuchsia/out/x64/x64-shared -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-array-bounds] --- FAIL: TestGenerate/fuchsia/amd64/9 (0.61s) csource_test.go:131: --- FAIL: TestGenerate/fuchsia/amd64/13 (0.61s) csource_test.go:133: opts: {Threaded:true Repeat:true RepeatTimes:0 Procs:0 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false UseTmpDir:true HandleSegv:false Repro:false Trace:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_object_get_info$ZX_INFO_TIMER(0x0, 0x19, &(0x7f0000000000)={0x0, 0x0}, 0x18, &(0x7f0000000040), &(0x7f0000000080)) (fail_nth: 1) zx_timer_set(0x0, r0, 0x7) (async) zx_event_create(0x4, &(0x7f00000000c0)=0x0) (rerun: 4) r2 = zx_deadline_after(0x10001) zx_msi_create(0x0, 0x0, 0x3f, 0x0, 0x11, &(0x7f0000000140)=0x0) zx_channel_call_etc(r1, 0x7, r2, &(0x7f0000000300)={&(0x7f0000000100), &(0x7f0000000180)=[r3, 0x0, 0x0, 0x0, 0x0], &(0x7f00000001c0)=""/244, &(0x7f00000002c0)=[0x0, 0x0, 0x0], 0x0, 0x5, 0xf4, 0x3}, &(0x7f0000000340), 0x0) zx_interrupt_wait(r4, &(0x7f0000000380)=0x0) zx_channel_call$fuchsia_io_NodeSetAttr(r1, 0x0, r5, &(0x7f00000104c0)={&(0x7f00000003c0)={{}, 0xfff, {0x3, 0x3, 0x4, 0x40eab251, 0x5dbf2f01, 0x8, 0xc3}}, &(0x7f0000000440), &(0x7f0000000480), &(0x7f0000010480), 0x48, 0x0, 0x10000}, &(0x7f0000010500), &(0x7f0000010540)) zx_interrupt_wait(r4, &(0x7f0000010580)=0x0) zx_channel_call$fuchsia_ldsvc_LoaderLoadObject(0x0, 0x0, r6, &(0x7f0000020680)={&(0x7f00000105c0)={{}, {0x2bd6c5b2, 0xffffffffffffffff}, {',($'}}, &(0x7f0000010600), &(0x7f0000010640), &(0x7f0000020640), 0x28, 0x0, 0x10000, 0x1}, &(0x7f00000206c0), &(0x7f0000020700)) syz_execute_func(&(0x7f0000000000)="0f12d6c4c24d282d00000000c4c2e99affc401415d0ca50e000000c4237d199533e059050067f00fc708c421c971f1352ef20f5ab003000000c4e2612f4e2cc4630922df02") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:134: failed to build program: // 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 #include 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[] = "/tmp/syzkaller.XXXXXX"; char* tmpdir = mkdtemp(tmpdir_template); if (!tmpdir) exit(1); if (chmod(tmpdir, 0777)) exit(1); if (chdir(tmpdir)) exit(1); } static int inject_fault(int nth) { return 0; } static void setup_fault() { } 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); } static void event_wait(event_t* ev) { while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) usleep(200); } 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_ms) { uint64_t start = current_time_ms(); for (;;) { if (__atomic_load_n(&ev->state, __ATOMIC_RELAXED)) return 1; if (current_time_ms() - start > timeout_ms) return 0; usleep(200); } } long syz_mmap(size_t addr, size_t size) { zx_handle_t root = zx_vmar_root_self(); zx_info_vmar_t info; zx_status_t status = zx_object_get_info(root, ZX_INFO_VMAR, &info, sizeof(info), 0, 0); if (status != ZX_OK) { return status; } zx_handle_t vmo; status = zx_vmo_create(size, 0, &vmo); if (status != ZX_OK) { return status; } uintptr_t mapped_addr; status = zx_vmar_map(root, ZX_VM_FLAG_SPECIFIC_OVERWRITE | ZX_VM_FLAG_PERM_READ | ZX_VM_FLAG_PERM_WRITE, addr - info.base, vmo, 0, size, &mapped_addr); zx_status_t close_vmo_status = zx_handle_close(vmo); if (close_vmo_status != ZX_OK) { } return status; } static long syz_process_self(void) { return zx_process_self(); } static long syz_thread_self(void) { return zx_thread_self(); } static long syz_vmar_root_self(void) { return zx_vmar_root_self(); } static long syz_job_default(void) { return zx_job_default(); } static long syz_future_time(volatile long when) { zx_time_t delta_ms = 10000; switch (when) { case 0: delta_ms = 5; break; case 1: delta_ms = 30; break; } zx_time_t now = 0; zx_clock_read(ZX_CLOCK_MONOTONIC, &now); return now + delta_ms * 1000 * 1000; } static void loop(); static int do_sandbox_none(void) { loop(); return 0; } #define CAST(f) ({void* p = (void*)f; p; }) static long syz_execute_func(volatile long text) { ((void (*)(void))(text))(); return 0; } 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) { fprintf(stderr, "### start\n"); int i, call, thread; for (call = 0; call < 17; 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); if (call == 1) break; 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); static void loop(void) { execute_one(); } uint64_t r[7] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(0, 0x19, 0x20000000, 0x18, 0x20000040, 0x20000080); fprintf(stderr, "### call=0 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); if (res == ZX_OK) r[0] = *(uint64_t*)0x20000008; break; case 1: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_timer_set))(0, r[0], 7); fprintf(stderr, "### call=1 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); break; case 2: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); fprintf(stderr, "### call=2 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); } } if (res == ZX_OK) r[1] = *(uint32_t*)0x200000c0; break; case 3: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(0x10001); fprintf(stderr, "### call=3 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); if (res == ZX_OK) r[2] = res; break; case 4: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_msi_create))(0, 0, 0x3f, 0, 0x11, 0x20000140); fprintf(stderr, "### call=4 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); if (res == ZX_OK) r[3] = *(uint32_t*)0x20000140; break; case 5: *(uint64_t*)0x20000300 = 0x20000100; *(uint64_t*)0x20000308 = 0x20000180; *(uint32_t*)0x20000180 = r[3]; *(uint32_t*)0x20000184 = 0; *(uint32_t*)0x20000188 = 0; *(uint32_t*)0x2000018c = 0; *(uint32_t*)0x20000190 = 0; *(uint64_t*)0x20000310 = 0x200001c0; *(uint64_t*)0x20000318 = 0x200002c0; *(uint32_t*)0x20000320 = 0; *(uint32_t*)0x20000324 = 5; *(uint32_t*)0x20000328 = 0xf4; *(uint32_t*)0x2000032c = 3; res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); fprintf(stderr, "### call=5 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); if (res == ZX_OK) r[4] = *(uint32_t*)0x200002c0; break; case 6: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20000380); fprintf(stderr, "### call=6 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); if (res == ZX_OK) r[5] = *(uint64_t*)0x20000380; break; case 7: *(uint64_t*)0x200104c0 = 0x200003c0; *(uint32_t*)0x200003c0 = 0; memset((void*)0x200003c4, 0, 3); *(uint8_t*)0x200003c7 = 1; *(uint64_t*)0x200003c8 = 0xbd5559a00000000; *(uint32_t*)0x200003d0 = 0xfff; *(uint32_t*)0x200003d4 = 3; *(uint64_t*)0x200003d8 = 3; *(uint64_t*)0x200003e0 = 4; *(uint64_t*)0x200003e8 = 0x40eab251; *(uint64_t*)0x200003f0 = 0x5dbf2f01; *(uint64_t*)0x200003f8 = 8; *(uint64_t*)0x20000400 = 0xc3; *(uint64_t*)0x200104c8 = 0x20000440; *(uint64_t*)0x200104d0 = 0x20000480; *(uint64_t*)0x200104d8 = 0x20010480; *(uint32_t*)0x200104e0 = 0x48; *(uint32_t*)0x200104e4 = 0; *(uint32_t*)0x200104e8 = 0x10000; *(uint32_t*)0x200104ec = 0; res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(r[1], 0, r[5], 0x200104c0, 0x20010500, 0x20010540); fprintf(stderr, "### call=7 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); break; case 8: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20010580); fprintf(stderr, "### call=8 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); if (res == ZX_OK) r[6] = *(uint64_t*)0x20010580; break; case 9: *(uint64_t*)0x20020680 = 0x200105c0; *(uint32_t*)0x200105c0 = 0; memset((void*)0x200105c4, 0, 3); *(uint8_t*)0x200105c7 = 1; *(uint64_t*)0x200105c8 = 0x18d35e6000000000; *(uint64_t*)0x200105d0 = 0x2bd6c5b2; *(uint64_t*)0x200105d8 = -1; memcpy((void*)0x200105e0, ",($", 3); *(uint64_t*)0x20020688 = 0x20010600; *(uint64_t*)0x20020690 = 0x20010640; *(uint64_t*)0x20020698 = 0x20020640; *(uint32_t*)0x200206a0 = 0x28; *(uint32_t*)0x200206a4 = 0; *(uint32_t*)0x200206a8 = 0x10000; *(uint32_t*)0x200206ac = 1; res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(0, 0, r[6], 0x20020680, 0x200206c0, 0x20020700); fprintf(stderr, "### call=9 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); break; case 10: memcpy((void*)0x20000000, "\x0f\x12\xd6\xc4\xc2\x4d\x28\x2d\x00\x00\x00\x00\xc4\xc2\xe9\x9a\xff\xc4\x01\x41\x5d\x0c\xa5\x0e\x00\x00\x00\xc4\x23\x7d\x19\x95\x33\xe0\x59\x05\x00\x67\xf0\x0f\xc7\x08\xc4\x21\xc9\x71\xf1\x35\x2e\xf2\x0f\x5a\xb0\x03\x00\x00\x00\xc4\xe2\x61\x2f\x4e\x2c\xc4\x63\x09\x22\xdf\x02", 69); res = -1; errno = EFAULT; res = syz_execute_func(0x20000000); fprintf(stderr, "### call=10 errno=%u\n", res == -1 ? errno : 0); break; case 11: res = -1; errno = EFAULT; res = syz_future_time(0); fprintf(stderr, "### call=11 errno=%u\n", res == -1 ? errno : 0); break; case 12: res = -1; errno = EFAULT; res = syz_job_default(); fprintf(stderr, "### call=12 errno=%u\n", res == -1 ? errno : 0); break; case 13: res = -1; errno = EFAULT; res = syz_mmap(0x20ffc000, 0x3000); fprintf(stderr, "### call=13 errno=%u\n", res == -1 ? errno : 0); break; case 14: res = -1; errno = EFAULT; res = syz_process_self(); fprintf(stderr, "### call=14 errno=%u\n", res == -1 ? errno : 0); break; case 15: res = -1; errno = EFAULT; res = syz_thread_self(); fprintf(stderr, "### call=15 errno=%u\n", res == -1 ? errno : 0); break; case 16: res = -1; errno = EFAULT; res = syz_vmar_root_self(); fprintf(stderr, "### call=16 errno=%u\n", res == -1 ? errno : 0); break; } } int main(void) { syz_mmap(0x20000000, 0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :327:81: error: use of undeclared identifier 'zx_channel_call_etc' res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor1926174545 -DGOOS_fuchsia=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -Wno-deprecated -target x86_64-fuchsia -ldriver -lfdio -lzircon --sysroot /syzkaller/shared/fuchsia/out/x64/zircon_toolchain/obj/zircon/public/sysroot/sysroot -I /syzkaller/shared/fuchsia/sdk/lib/fdio/include -I /syzkaller/shared/fuchsia/zircon/system/ulib/fidl/include -I /syzkaller/shared/fuchsia/src/lib/ddk/include -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device.manager -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.nand -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.power.statecontrol -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.usb.peripheral -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/zircon/vdso/zx -L /syzkaller/shared/fuchsia/out/x64/x64-shared -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-array-bounds] --- FAIL: TestGenerate/fuchsia/amd64/4 (0.61s) csource_test.go:133: opts: {Threaded:true Repeat:true RepeatTimes:0 Procs:1 Slowdown:1 Sandbox:none SandboxArg:0 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_object_get_info$ZX_INFO_TIMER(0x0, 0x19, &(0x7f0000000000)={0x0, 0x0}, 0x18, &(0x7f0000000040), &(0x7f0000000080)) (fail_nth: 1) zx_timer_set(0x0, r0, 0x7) (async) zx_event_create(0x4, &(0x7f00000000c0)=0x0) (rerun: 4) r2 = zx_deadline_after(0x10001) zx_msi_create(0x0, 0x0, 0x3f, 0x0, 0x11, &(0x7f0000000140)=0x0) zx_channel_call_etc(r1, 0x7, r2, &(0x7f0000000300)={&(0x7f0000000100), &(0x7f0000000180)=[r3, 0x0, 0x0, 0x0, 0x0], &(0x7f00000001c0)=""/244, &(0x7f00000002c0)=[0x0, 0x0, 0x0], 0x0, 0x5, 0xf4, 0x3}, &(0x7f0000000340), 0x0) zx_interrupt_wait(r4, &(0x7f0000000380)=0x0) zx_channel_call$fuchsia_io_NodeSetAttr(r1, 0x0, r5, &(0x7f00000104c0)={&(0x7f00000003c0)={{}, 0xfff, {0x3, 0x3, 0x4, 0x40eab251, 0x5dbf2f01, 0x8, 0xc3}}, &(0x7f0000000440), &(0x7f0000000480), &(0x7f0000010480), 0x48, 0x0, 0x10000}, &(0x7f0000010500), &(0x7f0000010540)) zx_interrupt_wait(r4, &(0x7f0000010580)=0x0) zx_channel_call$fuchsia_ldsvc_LoaderLoadObject(0x0, 0x0, r6, &(0x7f0000020680)={&(0x7f00000105c0)={{}, {0x2bd6c5b2, 0xffffffffffffffff}, {',($'}}, &(0x7f0000010600), &(0x7f0000010640), &(0x7f0000020640), 0x28, 0x0, 0x10000, 0x1}, &(0x7f00000206c0), &(0x7f0000020700)) syz_execute_func(&(0x7f0000000000)="0f12d6c4c24d282d00000000c4c2e99affc401415d0ca50e000000c4237d199533e059050067f00fc708c421c971f1352ef20f5ab003000000c4e2612f4e2cc4630922df02") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x3000)=nil, 0x3000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:134: failed to build program: // 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 #include 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[] = "/tmp/syzkaller.XXXXXX"; char* tmpdir = mkdtemp(tmpdir_template); if (!tmpdir) exit(1); if (chmod(tmpdir, 0777)) exit(1); if (chdir(tmpdir)) exit(1); } static int inject_fault(int nth) { return 0; } static void setup_fault() { } 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); } static void event_wait(event_t* ev) { while (!__atomic_load_n(&ev->state, __ATOMIC_ACQUIRE)) usleep(200); } 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_ms) { uint64_t start = current_time_ms(); for (;;) { if (__atomic_load_n(&ev->state, __ATOMIC_RELAXED)) return 1; if (current_time_ms() - start > timeout_ms) return 0; usleep(200); } } long syz_mmap(size_t addr, size_t size) { zx_handle_t root = zx_vmar_root_self(); zx_info_vmar_t info; zx_status_t status = zx_object_get_info(root, ZX_INFO_VMAR, &info, sizeof(info), 0, 0); if (status != ZX_OK) { return status; } zx_handle_t vmo; status = zx_vmo_create(size, 0, &vmo); if (status != ZX_OK) { return status; } uintptr_t mapped_addr; status = zx_vmar_map(root, ZX_VM_FLAG_SPECIFIC_OVERWRITE | ZX_VM_FLAG_PERM_READ | ZX_VM_FLAG_PERM_WRITE, addr - info.base, vmo, 0, size, &mapped_addr); zx_status_t close_vmo_status = zx_handle_close(vmo); if (close_vmo_status != ZX_OK) { } return status; } static long syz_process_self(void) { return zx_process_self(); } static long syz_thread_self(void) { return zx_thread_self(); } static long syz_vmar_root_self(void) { return zx_vmar_root_self(); } static long syz_job_default(void) { return zx_job_default(); } static long syz_future_time(volatile long when) { zx_time_t delta_ms = 10000; switch (when) { case 0: delta_ms = 5; break; case 1: delta_ms = 30; break; } zx_time_t now = 0; zx_clock_read(ZX_CLOCK_MONOTONIC, &now); return now + delta_ms * 1000 * 1000; } static void loop(); static int do_sandbox_none(void) { loop(); return 0; } #define CAST(f) ({void* p = (void*)f; p; }) static long syz_execute_func(volatile long text) { ((void (*)(void))(text))(); return 0; } 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) { int i, call, thread; for (call = 0; call < 17; 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); if (call == 1) break; 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); static void loop(void) { execute_one(); } uint64_t r[7] = {0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(0, 0x19, 0x20000000, 0x18, 0x20000040, 0x20000080); if (res == ZX_OK) r[0] = *(uint64_t*)0x20000008; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_timer_set))(0, r[0], 7); break; case 2: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_event_create))(4, 0x200000c0); } } if (res == ZX_OK) r[1] = *(uint32_t*)0x200000c0; break; case 3: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(0x10001); if (res == ZX_OK) r[2] = res; break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_msi_create))(0, 0, 0x3f, 0, 0x11, 0x20000140); if (res == ZX_OK) r[3] = *(uint32_t*)0x20000140; break; case 5: *(uint64_t*)0x20000300 = 0x20000100; *(uint64_t*)0x20000308 = 0x20000180; *(uint32_t*)0x20000180 = r[3]; *(uint32_t*)0x20000184 = 0; *(uint32_t*)0x20000188 = 0; *(uint32_t*)0x2000018c = 0; *(uint32_t*)0x20000190 = 0; *(uint64_t*)0x20000310 = 0x200001c0; *(uint64_t*)0x20000318 = 0x200002c0; *(uint32_t*)0x20000320 = 0; *(uint32_t*)0x20000324 = 5; *(uint32_t*)0x20000328 = 0xf4; *(uint32_t*)0x2000032c = 3; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); if (res == ZX_OK) r[4] = *(uint32_t*)0x200002c0; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20000380); if (res == ZX_OK) r[5] = *(uint64_t*)0x20000380; break; case 7: *(uint64_t*)0x200104c0 = 0x200003c0; *(uint32_t*)0x200003c0 = 0; memset((void*)0x200003c4, 0, 3); *(uint8_t*)0x200003c7 = 1; *(uint64_t*)0x200003c8 = 0xbd5559a00000000; *(uint32_t*)0x200003d0 = 0xfff; *(uint32_t*)0x200003d4 = 3; *(uint64_t*)0x200003d8 = 3; *(uint64_t*)0x200003e0 = 4; *(uint64_t*)0x200003e8 = 0x40eab251; *(uint64_t*)0x200003f0 = 0x5dbf2f01; *(uint64_t*)0x200003f8 = 8; *(uint64_t*)0x20000400 = 0xc3; *(uint64_t*)0x200104c8 = 0x20000440; *(uint64_t*)0x200104d0 = 0x20000480; *(uint64_t*)0x200104d8 = 0x20010480; *(uint32_t*)0x200104e0 = 0x48; *(uint32_t*)0x200104e4 = 0; *(uint32_t*)0x200104e8 = 0x10000; *(uint32_t*)0x200104ec = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(r[1], 0, r[5], 0x200104c0, 0x20010500, 0x20010540); break; case 8: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t))CAST(zx_interrupt_wait))(r[4], 0x20010580); if (res == ZX_OK) r[6] = *(uint64_t*)0x20010580; break; case 9: *(uint64_t*)0x20020680 = 0x200105c0; *(uint32_t*)0x200105c0 = 0; memset((void*)0x200105c4, 0, 3); *(uint8_t*)0x200105c7 = 1; *(uint64_t*)0x200105c8 = 0x18d35e6000000000; *(uint64_t*)0x200105d0 = 0x2bd6c5b2; *(uint64_t*)0x200105d8 = -1; memcpy((void*)0x200105e0, ",($", 3); *(uint64_t*)0x20020688 = 0x20010600; *(uint64_t*)0x20020690 = 0x20010640; *(uint64_t*)0x20020698 = 0x20020640; *(uint32_t*)0x200206a0 = 0x28; *(uint32_t*)0x200206a4 = 0; *(uint32_t*)0x200206a8 = 0x10000; *(uint32_t*)0x200206ac = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(0, 0, r[6], 0x20020680, 0x200206c0, 0x20020700); break; case 10: memcpy((void*)0x20000000, "\x0f\x12\xd6\xc4\xc2\x4d\x28\x2d\x00\x00\x00\x00\xc4\xc2\xe9\x9a\xff\xc4\x01\x41\x5d\x0c\xa5\x0e\x00\x00\x00\xc4\x23\x7d\x19\x95\x33\xe0\x59\x05\x00\x67\xf0\x0f\xc7\x08\xc4\x21\xc9\x71\xf1\x35\x2e\xf2\x0f\x5a\xb0\x03\x00\x00\x00\xc4\xe2\x61\x2f\x4e\x2c\xc4\x63\x09\x22\xdf\x02", 69); syz_execute_func(0x20000000); break; case 11: syz_future_time(0); break; case 12: syz_job_default(); break; case 13: syz_mmap(0x20ffc000, 0x3000); break; case 14: syz_process_self(); break; case 15: syz_thread_self(); break; case 16: syz_vmar_root_self(); break; } } int main(void) { syz_mmap(0x20000000, 0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :314:81: error: use of undeclared identifier 'zx_channel_call_etc' res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call_etc))(r[1], 7, r[2], 0x20000300, 0x20000340, 0); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor1994406178 -DGOOS_fuchsia=1 -DGOARCH_amd64=1 -DHOSTGOOS_linux=1 -x c - -Wno-deprecated -target x86_64-fuchsia -ldriver -lfdio -lzircon --sysroot /syzkaller/shared/fuchsia/out/x64/zircon_toolchain/obj/zircon/public/sysroot/sysroot -I /syzkaller/shared/fuchsia/sdk/lib/fdio/include -I /syzkaller/shared/fuchsia/zircon/system/ulib/fidl/include -I /syzkaller/shared/fuchsia/src/lib/ddk/include -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.device.manager -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.nand -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.power.statecontrol -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/sdk/fidl/fuchsia.hardware.usb.peripheral -I /syzkaller/shared/fuchsia/out/x64/fidling/gen/zircon/vdso/zx -L /syzkaller/shared/fuchsia/out/x64/x64-shared -O2 -pthread -Wall -Werror -Wparentheses -Wunused-const-variable -Wframe-larger-than=16384 -Wno-array-bounds] --- FAIL: TestGenerate/fuchsia/amd64/6 (0.61s) csource_test.go:131: --- FAIL: TestGenerate/fuchsia/amd64/14 (0.61s) csource_test.go:131: FAIL FAIL github.com/google/syzkaller/pkg/csource 17.341s ok github.com/google/syzkaller/pkg/db 1.900s ? github.com/google/syzkaller/pkg/debugtracer [no test files] ok github.com/google/syzkaller/pkg/email 0.038s ? github.com/google/syzkaller/pkg/gce [no test files] ? github.com/google/syzkaller/pkg/gcs [no test files] ? github.com/google/syzkaller/pkg/hash [no test files] ok github.com/google/syzkaller/pkg/host 27.749s ? github.com/google/syzkaller/pkg/html [no test files] ? github.com/google/syzkaller/pkg/html/pages [no test files] ok github.com/google/syzkaller/pkg/ifuzz 0.663s ? github.com/google/syzkaller/pkg/ifuzz/iset [no test files] ? github.com/google/syzkaller/pkg/ifuzz/powerpc [no test files] ? github.com/google/syzkaller/pkg/ifuzz/powerpc/generated [no test files] ? github.com/google/syzkaller/pkg/ifuzz/x86 [no test files] ? github.com/google/syzkaller/pkg/ifuzz/x86/gen [no test files] ? github.com/google/syzkaller/pkg/ifuzz/x86/generated [no test files] ok github.com/google/syzkaller/pkg/image 2.229s ok github.com/google/syzkaller/pkg/instance 4.821s ok github.com/google/syzkaller/pkg/ipc 17.378s ? github.com/google/syzkaller/pkg/ipc/ipcconfig [no test files] ? github.com/google/syzkaller/pkg/kcidb [no test files] ok github.com/google/syzkaller/pkg/kconfig 0.590s ok github.com/google/syzkaller/pkg/kd 0.067s ok github.com/google/syzkaller/pkg/log 0.056s ok github.com/google/syzkaller/pkg/mgrconfig 3.200s ok github.com/google/syzkaller/pkg/osutil 0.189s ok github.com/google/syzkaller/pkg/report 13.852s ok github.com/google/syzkaller/pkg/repro 3.296s ? github.com/google/syzkaller/pkg/rpctype [no test files] ok github.com/google/syzkaller/pkg/runtest 63.608s ok github.com/google/syzkaller/pkg/serializer 0.074s ? github.com/google/syzkaller/pkg/signal [no test files] ok github.com/google/syzkaller/pkg/stats 0.013s ok github.com/google/syzkaller/pkg/subsystem 0.010s ok github.com/google/syzkaller/pkg/symbolizer 0.053s ? github.com/google/syzkaller/pkg/testutil [no test files] ok github.com/google/syzkaller/pkg/tool 0.032s ? github.com/google/syzkaller/pkg/tools [no test files] ok github.com/google/syzkaller/pkg/vcs 1.581s ok github.com/google/syzkaller/prog 10.186s ok github.com/google/syzkaller/prog/test 0.421s ? github.com/google/syzkaller/sys [no test files] ? github.com/google/syzkaller/sys/akaros [no test files] ? github.com/google/syzkaller/sys/akaros/gen [no test files] ? github.com/google/syzkaller/sys/darwin [no test files] ? github.com/google/syzkaller/sys/darwin/gen [no test files] ? github.com/google/syzkaller/sys/freebsd [no test files] ? github.com/google/syzkaller/sys/freebsd/gen [no test files] ? github.com/google/syzkaller/sys/fuchsia [no test files] ? github.com/google/syzkaller/sys/fuchsia/fidlgen [no test files] ? github.com/google/syzkaller/sys/fuchsia/gen [no test files] ? github.com/google/syzkaller/sys/fuchsia/layout [no test files] ok github.com/google/syzkaller/sys/linux 0.117s ? github.com/google/syzkaller/sys/linux/gen [no test files] ? github.com/google/syzkaller/sys/netbsd [no test files] ? github.com/google/syzkaller/sys/netbsd/gen [no test files] ok github.com/google/syzkaller/sys/openbsd 0.021s ? github.com/google/syzkaller/sys/openbsd/gen [no test files] ? github.com/google/syzkaller/sys/syz-extract [no test files] ? github.com/google/syzkaller/sys/syz-sysgen [no test files] ? github.com/google/syzkaller/sys/targets [no test files] ? github.com/google/syzkaller/sys/test [no test files] ? github.com/google/syzkaller/sys/test/gen [no test files] ? github.com/google/syzkaller/sys/trusty [no test files] ? github.com/google/syzkaller/sys/trusty/gen [no test files] ? github.com/google/syzkaller/sys/windows [no test files] ? github.com/google/syzkaller/sys/windows/gen [no test files] ok github.com/google/syzkaller/syz-ci 3.243s ok github.com/google/syzkaller/syz-fuzzer 0.569s ok github.com/google/syzkaller/syz-hub 0.059s ok github.com/google/syzkaller/syz-hub/state 2.076s ok github.com/google/syzkaller/syz-manager 4.380s ? github.com/google/syzkaller/syz-runner [no test files] ok github.com/google/syzkaller/syz-verifier 3.204s ? github.com/google/syzkaller/tools/syz-benchcmp [no test files] ? github.com/google/syzkaller/tools/syz-bisect [no test files] ? github.com/google/syzkaller/tools/syz-build [no test files] ? github.com/google/syzkaller/tools/syz-check [no test files] ? github.com/google/syzkaller/tools/syz-cover [no test files] ? github.com/google/syzkaller/tools/syz-crush [no test files] ? github.com/google/syzkaller/tools/syz-db [no test files] ? github.com/google/syzkaller/tools/syz-execprog [no test files] ? github.com/google/syzkaller/tools/syz-expand [no test files] ? github.com/google/syzkaller/tools/syz-fillreports [no test files] ? github.com/google/syzkaller/tools/syz-fmt [no test files] ? github.com/google/syzkaller/tools/syz-hubtool [no test files] ? github.com/google/syzkaller/tools/syz-imagegen [no test files] ? github.com/google/syzkaller/tools/syz-kcidb [no test files] ok github.com/google/syzkaller/tools/syz-kconf 0.012s ok github.com/google/syzkaller/tools/syz-linter 1.564s ? github.com/google/syzkaller/tools/syz-make [no test files] ? github.com/google/syzkaller/tools/syz-minconfig [no test files] ? github.com/google/syzkaller/tools/syz-mutate [no test files] ? github.com/google/syzkaller/tools/syz-prog2c [no test files] ? github.com/google/syzkaller/tools/syz-reporter [no test files] ? github.com/google/syzkaller/tools/syz-repro [no test files] ? github.com/google/syzkaller/tools/syz-reprolist [no test files] ? github.com/google/syzkaller/tools/syz-runtest [no test files] ? github.com/google/syzkaller/tools/syz-showprio [no test files] ? github.com/google/syzkaller/tools/syz-stress [no test files] ? github.com/google/syzkaller/tools/syz-symbolize [no test files] ? github.com/google/syzkaller/tools/syz-testbed [no test files] ? github.com/google/syzkaller/tools/syz-testbuild [no test files] ? github.com/google/syzkaller/tools/syz-trace2syz [no test files] ok github.com/google/syzkaller/tools/syz-trace2syz/parser 0.012s ok github.com/google/syzkaller/tools/syz-trace2syz/proggen 0.216s ? github.com/google/syzkaller/tools/syz-tty [no test files] ? github.com/google/syzkaller/tools/syz-upgrade [no test files] ? github.com/google/syzkaller/tools/syz-usbgen [no test files] ok github.com/google/syzkaller/vm 11.545s ? github.com/google/syzkaller/vm/adb [no test files] ? github.com/google/syzkaller/vm/bhyve [no test files] ? github.com/google/syzkaller/vm/cuttlefish [no test files] ? github.com/google/syzkaller/vm/gce [no test files] ? github.com/google/syzkaller/vm/gvisor [no test files] ok github.com/google/syzkaller/vm/isolated 3.591s ? github.com/google/syzkaller/vm/kvm [no test files] ? github.com/google/syzkaller/vm/odroid [no test files] ok github.com/google/syzkaller/vm/proxyapp 5.440s ? github.com/google/syzkaller/vm/proxyapp/mocks [no test files] ? github.com/google/syzkaller/vm/proxyapp/proxyrpc [no test files] ? github.com/google/syzkaller/vm/qemu [no test files] ? github.com/google/syzkaller/vm/starnix [no test files] ok github.com/google/syzkaller/vm/vmimpl 3.869s ? github.com/google/syzkaller/vm/vmm [no test files] ? github.com/google/syzkaller/vm/vmware [no test files] FAIL