? github.com/google/syzkaller/dashboard/dashapi [no test files] ok github.com/google/syzkaller/dashboard/app 0.102s ? github.com/google/syzkaller/pkg/debugtracer [no test files] ? 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] ? github.com/google/syzkaller/pkg/html/pages [no test files] ? 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/generated [no test files] ? github.com/google/syzkaller/pkg/ifuzz/x86/gen [no test files] ? github.com/google/syzkaller/pkg/ipc/ipcconfig [no test files] ? github.com/google/syzkaller/pkg/kcidb [no test files] ? github.com/google/syzkaller/pkg/report/crash [no test files] ? github.com/google/syzkaller/pkg/rpctype [no test files] ? github.com/google/syzkaller/pkg/signal [no test files] ? github.com/google/syzkaller/pkg/testutil [no test files] ? github.com/google/syzkaller/pkg/tools [no test files] ? 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] ? github.com/google/syzkaller/sys/linux/gen [no test files] ? github.com/google/syzkaller/sys/netbsd/gen [no test files] ? 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] ? github.com/google/syzkaller/syz-runner [no test files] ? 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] ? github.com/google/syzkaller/tools/syz-lore [no test files] ? 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-query-subsystems [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] ? 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] ? 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] ? github.com/google/syzkaller/vm/kvm [no test files] ? github.com/google/syzkaller/vm/odroid [no test files] ? 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] ? github.com/google/syzkaller/vm/vmm [no test files] ? github.com/google/syzkaller/vm/vmware [no test files] ok github.com/google/syzkaller/executor 3.948s ok github.com/google/syzkaller/pkg/asset 0.112s ok github.com/google/syzkaller/pkg/ast 0.752s ok github.com/google/syzkaller/pkg/auth (cached) ok github.com/google/syzkaller/pkg/bisect 63.734s ok github.com/google/syzkaller/pkg/bisect/minimize (cached) ok github.com/google/syzkaller/pkg/build 8.430s ok github.com/google/syzkaller/pkg/compiler 6.308s ok github.com/google/syzkaller/pkg/config (cached) ok github.com/google/syzkaller/pkg/cover 12.140s ok github.com/google/syzkaller/pkg/cover/backend 0.680s --- FAIL: TestGenerate (10.71s) --- FAIL: TestGenerate/fuchsia/amd64 (0.21s) testutil.go:33: seed=1692233071177018891 testutil.go:33: seed=1692233071388542637 --- FAIL: TestGenerate/fuchsia/amd64/3 (1.52s) csource_test.go:150: 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 Swap:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_exception_get_process(0x0, &(0x7f0000000000)=0x0) (fail_nth: 1) zx_object_get_property$ZX_PROP_PROCESS_HW_TRACE_CONTEXT_ID(r0, 0x8, &(0x7f0000000040), 0x8) (async) zx_object_get_property$ZX_PROP_REGISTER_GS(0x0, 0x2, &(0x7f0000000080), 0x8) (rerun: 4) zx_job_set_policy$BASIC_V2(0x0, 0x0, 0x1000000, &(0x7f00000000c0)=[{0x8, 0x2, 0x1}, {0x0, 0x1, 0x1}], 0x2) zx_pc_firmware_tables(r0, &(0x7f0000000100), &(0x7f0000000140)) zx_channel_read$fuchsia_io_FileOnOpen(0x0, 0x0, &(0x7f0000000180), 0x10000, &(0x7f0000010180)={@device={0x0}}, 0x4, &(0x7f00000101c0), &(0x7f0000010200)) r2 = zx_deadline_after(0x0) zx_channel_call$fuchsia_process_LauncherCreateWithoutStarting(r1, 0x0, r2, &(0x7f0000020300)={&(0x7f0000010240)={{}, {0xffffffff, 0xffffffff, {0x1, 0xffffffffffffffff}}, {{'\\#+.:-@%:\xc3'}}}, &(0x7f0000010280)={{r1, r1}}, &(0x7f00000102c0), &(0x7f00000202c0)={{0x0, 0x0, 0x0, 0x0}}, 0x38, 0x2, 0x10000, 0x4}, &(0x7f0000020340), &(0x7f0000020380)) zx_vcpu_kick(r3) zx_channel_call$fuchsia_io_DirectoryAdminQueryFilesystem(r4, 0x0, r2, &(0x7f0000030480)={&(0x7f00000203c0), &(0x7f0000020400), &(0x7f0000020440), &(0x7f0000030440), 0x10, 0x0, 0x10000}, &(0x7f00000304c0), &(0x7f0000030500)) syz_execute_func(&(0x7f0000000000)="0f1c8600000000c422bdb64f0026420f0f5521a08fc978d728c403757d596b9e6666400f3acf85c865b0b70dc4022bf516c462fd3409c4a1ab2a36c482959124bdfeffffff") syz_future_time(0x1) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:151: 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[5] = {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))CAST(zx_exception_get_process))(/*handle=*/0, /*out=*/0x20000000); if (res == ZX_OK) r[0] = *(uint32_t*)0x20000000; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/r[0], /*property=*/8, /*value=*/0x20000040, /*size=*/8); break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); } } break; case 3: *(uint32_t*)0x200000c0 = 8; *(uint32_t*)0x200000c4 = 2; *(uint32_t*)0x200000c8 = 1; *(uint32_t*)0x200000cc = 0; *(uint32_t*)0x200000d0 = 1; *(uint32_t*)0x200000d4 = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_job_set_policy))(/*job_handle=*/0, /*options=*/0, /*topic=*/0x1000000, /*policy=*/0x200000c0, /*count=*/2); break; case 4: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_pc_firmware_tables))(/*handle=*/r[0], /*acpi_rsdp=*/0x20000100, /*smbios=*/0x20000140); break; case 5: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_read))(/*handle=*/0, /*options=*/0, /*bytes=*/0x20000180, /*num_bytes=*/0x10000, /*handles=*/0x20010180, /*num_handles=*/4, /*actual_bytes=*/0x200101c0, /*actual_handles=*/0x20010200); if (res == ZX_OK) r[1] = *(uint32_t*)0x20010180; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(/*nanoseconds=*/0); if (res == ZX_OK) r[2] = res; break; case 7: *(uint64_t*)0x20020300 = 0x20010240; *(uint32_t*)0x20010240 = 0; memset((void*)0x20010244, 0, 3); *(uint8_t*)0x20010247 = 1; *(uint64_t*)0x20010248 = 0x4fcfbc1100000000; *(uint32_t*)0x20010250 = -1; *(uint32_t*)0x20010254 = -1; *(uint64_t*)0x20010258 = 1; *(uint64_t*)0x20010260 = -1; memcpy((void*)0x20010268, "\\#+.:-@%:\303", 10); *(uint64_t*)0x20020308 = 0x20010280; *(uint32_t*)0x20010280 = r[1]; *(uint32_t*)0x20010284 = r[1]; *(uint64_t*)0x20020310 = 0x200102c0; *(uint64_t*)0x20020318 = 0x200202c0; *(uint32_t*)0x20020320 = 0x38; *(uint32_t*)0x20020324 = 2; *(uint32_t*)0x20020328 = 0x10000; *(uint32_t*)0x2002032c = 4; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20020300, /*actual_bytes=*/0x20020340, /*actual_handles=*/0x20020380); if (res == ZX_OK) { r[3] = *(uint32_t*)0x200202c4; r[4] = *(uint32_t*)0x200202cc; } break; case 8: ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); break; case 9: *(uint64_t*)0x20030480 = 0x200203c0; *(uint32_t*)0x200203c0 = 0; memset((void*)0x200203c4, 0, 3); *(uint8_t*)0x200203c7 = 1; *(uint64_t*)0x200203c8 = 0x66298d9200000000; *(uint64_t*)0x20030488 = 0x20020400; *(uint64_t*)0x20030490 = 0x20020440; *(uint64_t*)0x20030498 = 0x20030440; *(uint32_t*)0x200304a0 = 0x10; *(uint32_t*)0x200304a4 = 0; *(uint32_t*)0x200304a8 = 0x10000; *(uint32_t*)0x200304ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[4], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20030480, /*actual_bytes=*/0x200304c0, /*actual_handles=*/0x20030500); break; case 10: memcpy((void*)0x20000000, "\x0f\x1c\x86\x00\x00\x00\x00\xc4\x22\xbd\xb6\x4f\x00\x26\x42\x0f\x0f\x55\x21\xa0\x8f\xc9\x78\xd7\x28\xc4\x03\x75\x7d\x59\x6b\x9e\x66\x66\x40\x0f\x3a\xcf\x85\xc8\x65\xb0\xb7\x0d\xc4\x02\x2b\xf5\x16\xc4\x62\xfd\x34\x09\xc4\xa1\xab\x2a\x36\xc4\x82\x95\x91\x24\xbd\xfe\xff\xff\xff", 69); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/1); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffc000, /*len=*/0x1000); 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(/*addr=*/0x20000000, /*len=*/0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :336:30: error: use of undeclared identifier 'zx_vcpu_kick' ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor536779093 -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 -Wno-unused-command-line-argument] --- FAIL: TestGenerate/fuchsia/amd64/12 (1.57s) csource_test.go:150: 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 Swap:false UseTmpDir:true HandleSegv:false Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_exception_get_process(0x0, &(0x7f0000000000)=0x0) (fail_nth: 1) zx_object_get_property$ZX_PROP_PROCESS_HW_TRACE_CONTEXT_ID(r0, 0x8, &(0x7f0000000040), 0x8) (async) zx_object_get_property$ZX_PROP_REGISTER_GS(0x0, 0x2, &(0x7f0000000080), 0x8) (rerun: 4) zx_job_set_policy$BASIC_V2(0x0, 0x0, 0x1000000, &(0x7f00000000c0)=[{0x8, 0x2, 0x1}, {0x0, 0x1, 0x1}], 0x2) zx_pc_firmware_tables(r0, &(0x7f0000000100), &(0x7f0000000140)) zx_channel_read$fuchsia_io_FileOnOpen(0x0, 0x0, &(0x7f0000000180), 0x10000, &(0x7f0000010180)={@device={0x0}}, 0x4, &(0x7f00000101c0), &(0x7f0000010200)) r2 = zx_deadline_after(0x0) zx_channel_call$fuchsia_process_LauncherCreateWithoutStarting(r1, 0x0, r2, &(0x7f0000020300)={&(0x7f0000010240)={{}, {0xffffffff, 0xffffffff, {0x1, 0xffffffffffffffff}}, {{'\\#+.:-@%:\xc3'}}}, &(0x7f0000010280)={{r1, r1}}, &(0x7f00000102c0), &(0x7f00000202c0)={{0x0, 0x0, 0x0, 0x0}}, 0x38, 0x2, 0x10000, 0x4}, &(0x7f0000020340), &(0x7f0000020380)) zx_vcpu_kick(r3) zx_channel_call$fuchsia_io_DirectoryAdminQueryFilesystem(r4, 0x0, r2, &(0x7f0000030480)={&(0x7f00000203c0), &(0x7f0000020400), &(0x7f0000020440), &(0x7f0000030440), 0x10, 0x0, 0x10000}, &(0x7f00000304c0), &(0x7f0000030500)) syz_execute_func(&(0x7f0000000000)="0f1c8600000000c422bdb64f0026420f0f5521a08fc978d728c403757d596b9e6666400f3acf85c865b0b70dc4022bf516c462fd3409c4a1ab2a36c482959124bdfeffffff") syz_future_time(0x1) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:151: 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[5] = {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))CAST(zx_exception_get_process))(/*handle=*/0, /*out=*/0x20000000); if (res == ZX_OK) r[0] = *(uint32_t*)0x20000000; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/r[0], /*property=*/8, /*value=*/0x20000040, /*size=*/8); break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); } } break; case 3: *(uint32_t*)0x200000c0 = 8; *(uint32_t*)0x200000c4 = 2; *(uint32_t*)0x200000c8 = 1; *(uint32_t*)0x200000cc = 0; *(uint32_t*)0x200000d0 = 1; *(uint32_t*)0x200000d4 = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_job_set_policy))(/*job_handle=*/0, /*options=*/0, /*topic=*/0x1000000, /*policy=*/0x200000c0, /*count=*/2); break; case 4: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_pc_firmware_tables))(/*handle=*/r[0], /*acpi_rsdp=*/0x20000100, /*smbios=*/0x20000140); break; case 5: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_read))(/*handle=*/0, /*options=*/0, /*bytes=*/0x20000180, /*num_bytes=*/0x10000, /*handles=*/0x20010180, /*num_handles=*/4, /*actual_bytes=*/0x200101c0, /*actual_handles=*/0x20010200); if (res == ZX_OK) r[1] = *(uint32_t*)0x20010180; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(/*nanoseconds=*/0); if (res == ZX_OK) r[2] = res; break; case 7: *(uint64_t*)0x20020300 = 0x20010240; *(uint32_t*)0x20010240 = 0; memset((void*)0x20010244, 0, 3); *(uint8_t*)0x20010247 = 1; *(uint64_t*)0x20010248 = 0x4fcfbc1100000000; *(uint32_t*)0x20010250 = -1; *(uint32_t*)0x20010254 = -1; *(uint64_t*)0x20010258 = 1; *(uint64_t*)0x20010260 = -1; memcpy((void*)0x20010268, "\\#+.:-@%:\303", 10); *(uint64_t*)0x20020308 = 0x20010280; *(uint32_t*)0x20010280 = r[1]; *(uint32_t*)0x20010284 = r[1]; *(uint64_t*)0x20020310 = 0x200102c0; *(uint64_t*)0x20020318 = 0x200202c0; *(uint32_t*)0x20020320 = 0x38; *(uint32_t*)0x20020324 = 2; *(uint32_t*)0x20020328 = 0x10000; *(uint32_t*)0x2002032c = 4; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20020300, /*actual_bytes=*/0x20020340, /*actual_handles=*/0x20020380); if (res == ZX_OK) { r[3] = *(uint32_t*)0x200202c4; r[4] = *(uint32_t*)0x200202cc; } break; case 8: ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); break; case 9: *(uint64_t*)0x20030480 = 0x200203c0; *(uint32_t*)0x200203c0 = 0; memset((void*)0x200203c4, 0, 3); *(uint8_t*)0x200203c7 = 1; *(uint64_t*)0x200203c8 = 0x66298d9200000000; *(uint64_t*)0x20030488 = 0x20020400; *(uint64_t*)0x20030490 = 0x20020440; *(uint64_t*)0x20030498 = 0x20030440; *(uint32_t*)0x200304a0 = 0x10; *(uint32_t*)0x200304a4 = 0; *(uint32_t*)0x200304a8 = 0x10000; *(uint32_t*)0x200304ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[4], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20030480, /*actual_bytes=*/0x200304c0, /*actual_handles=*/0x20030500); break; case 10: memcpy((void*)0x20000000, "\x0f\x1c\x86\x00\x00\x00\x00\xc4\x22\xbd\xb6\x4f\x00\x26\x42\x0f\x0f\x55\x21\xa0\x8f\xc9\x78\xd7\x28\xc4\x03\x75\x7d\x59\x6b\x9e\x66\x66\x40\x0f\x3a\xcf\x85\xc8\x65\xb0\xb7\x0d\xc4\x02\x2b\xf5\x16\xc4\x62\xfd\x34\x09\xc4\xa1\xab\x2a\x36\xc4\x82\x95\x91\x24\xbd\xfe\xff\xff\xff", 69); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/1); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffc000, /*len=*/0x1000); 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(/*addr=*/0x20000000, /*len=*/0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :338:30: error: use of undeclared identifier 'zx_vcpu_kick' ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor1933134067 -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 -Wno-unused-command-line-argument] --- FAIL: TestGenerate/fuchsia/amd64/0 (1.60s) csource_test.go:150: 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 Swap:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_exception_get_process(0x0, &(0x7f0000000000)=0x0) (fail_nth: 1) zx_object_get_property$ZX_PROP_PROCESS_HW_TRACE_CONTEXT_ID(r0, 0x8, &(0x7f0000000040), 0x8) (async) zx_object_get_property$ZX_PROP_REGISTER_GS(0x0, 0x2, &(0x7f0000000080), 0x8) (rerun: 4) zx_job_set_policy$BASIC_V2(0x0, 0x0, 0x1000000, &(0x7f00000000c0)=[{0x8, 0x2, 0x1}, {0x0, 0x1, 0x1}], 0x2) zx_pc_firmware_tables(r0, &(0x7f0000000100), &(0x7f0000000140)) zx_channel_read$fuchsia_io_FileOnOpen(0x0, 0x0, &(0x7f0000000180), 0x10000, &(0x7f0000010180)={@device={0x0}}, 0x4, &(0x7f00000101c0), &(0x7f0000010200)) r2 = zx_deadline_after(0x0) zx_channel_call$fuchsia_process_LauncherCreateWithoutStarting(r1, 0x0, r2, &(0x7f0000020300)={&(0x7f0000010240)={{}, {0xffffffff, 0xffffffff, {0x1, 0xffffffffffffffff}}, {{'\\#+.:-@%:\xc3'}}}, &(0x7f0000010280)={{r1, r1}}, &(0x7f00000102c0), &(0x7f00000202c0)={{0x0, 0x0, 0x0, 0x0}}, 0x38, 0x2, 0x10000, 0x4}, &(0x7f0000020340), &(0x7f0000020380)) zx_vcpu_kick(r3) zx_channel_call$fuchsia_io_DirectoryAdminQueryFilesystem(r4, 0x0, r2, &(0x7f0000030480)={&(0x7f00000203c0), &(0x7f0000020400), &(0x7f0000020440), &(0x7f0000030440), 0x10, 0x0, 0x10000}, &(0x7f00000304c0), &(0x7f0000030500)) syz_execute_func(&(0x7f0000000000)="0f1c8600000000c422bdb64f0026420f0f5521a08fc978d728c403757d596b9e6666400f3acf85c865b0b70dc4022bf516c462fd3409c4a1ab2a36c482959124bdfeffffff") syz_future_time(0x1) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:151: 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[5] = {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))CAST(zx_exception_get_process))(/*handle=*/0, /*out=*/0x20000000); if (res == ZX_OK) r[0] = *(uint32_t*)0x20000000; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/r[0], /*property=*/8, /*value=*/0x20000040, /*size=*/8); ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); } } *(uint32_t*)0x200000c0 = 8; *(uint32_t*)0x200000c4 = 2; *(uint32_t*)0x200000c8 = 1; *(uint32_t*)0x200000cc = 0; *(uint32_t*)0x200000d0 = 1; *(uint32_t*)0x200000d4 = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_job_set_policy))(/*job_handle=*/0, /*options=*/0, /*topic=*/0x1000000, /*policy=*/0x200000c0, /*count=*/2); ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_pc_firmware_tables))(/*handle=*/r[0], /*acpi_rsdp=*/0x20000100, /*smbios=*/0x20000140); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_read))(/*handle=*/0, /*options=*/0, /*bytes=*/0x20000180, /*num_bytes=*/0x10000, /*handles=*/0x20010180, /*num_handles=*/4, /*actual_bytes=*/0x200101c0, /*actual_handles=*/0x20010200); if (res == ZX_OK) r[1] = *(uint32_t*)0x20010180; res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(/*nanoseconds=*/0); if (res == ZX_OK) r[2] = res; *(uint64_t*)0x20020300 = 0x20010240; *(uint32_t*)0x20010240 = 0; memset((void*)0x20010244, 0, 3); *(uint8_t*)0x20010247 = 1; *(uint64_t*)0x20010248 = 0x4fcfbc1100000000; *(uint32_t*)0x20010250 = -1; *(uint32_t*)0x20010254 = -1; *(uint64_t*)0x20010258 = 1; *(uint64_t*)0x20010260 = -1; memcpy((void*)0x20010268, "\\#+.:-@%:\303", 10); *(uint64_t*)0x20020308 = 0x20010280; *(uint32_t*)0x20010280 = r[1]; *(uint32_t*)0x20010284 = r[1]; *(uint64_t*)0x20020310 = 0x200102c0; *(uint64_t*)0x20020318 = 0x200202c0; *(uint32_t*)0x20020320 = 0x38; *(uint32_t*)0x20020324 = 2; *(uint32_t*)0x20020328 = 0x10000; *(uint32_t*)0x2002032c = 4; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20020300, /*actual_bytes=*/0x20020340, /*actual_handles=*/0x20020380); if (res == ZX_OK) { r[3] = *(uint32_t*)0x200202c4; r[4] = *(uint32_t*)0x200202cc; } ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); *(uint64_t*)0x20030480 = 0x200203c0; *(uint32_t*)0x200203c0 = 0; memset((void*)0x200203c4, 0, 3); *(uint8_t*)0x200203c7 = 1; *(uint64_t*)0x200203c8 = 0x66298d9200000000; *(uint64_t*)0x20030488 = 0x20020400; *(uint64_t*)0x20030490 = 0x20020440; *(uint64_t*)0x20030498 = 0x20030440; *(uint32_t*)0x200304a0 = 0x10; *(uint32_t*)0x200304a4 = 0; *(uint32_t*)0x200304a8 = 0x10000; *(uint32_t*)0x200304ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[4], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20030480, /*actual_bytes=*/0x200304c0, /*actual_handles=*/0x20030500); memcpy((void*)0x20000000, "\x0f\x1c\x86\x00\x00\x00\x00\xc4\x22\xbd\xb6\x4f\x00\x26\x42\x0f\x0f\x55\x21\xa0\x8f\xc9\x78\xd7\x28\xc4\x03\x75\x7d\x59\x6b\x9e\x66\x66\x40\x0f\x3a\xcf\x85\xc8\x65\xb0\xb7\x0d\xc4\x02\x2b\xf5\x16\xc4\x62\xfd\x34\x09\xc4\xa1\xab\x2a\x36\xc4\x82\x95\x91\x24\xbd\xfe\xff\xff\xff", 69); syz_execute_func(/*text=*/0x20000000); syz_future_time(/*when=*/1); syz_job_default(); syz_mmap(/*addr=*/0x20ffc000, /*len=*/0x1000); syz_process_self(); syz_thread_self(); syz_vmar_root_self(); } int main(void) { syz_mmap(/*addr=*/0x20000000, /*len=*/0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :187:30: error: use of undeclared identifier 'zx_vcpu_kick' ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor2897861398 -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 -Wno-unused-command-line-argument] --- FAIL: TestGenerate/fuchsia/amd64/6 (1.59s) csource_test.go:150: opts: {Threaded:true Repeat:true RepeatTimes:0 Procs:0 Slowdown:10 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 Swap:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_exception_get_process(0x0, &(0x7f0000000000)=0x0) (fail_nth: 1) zx_object_get_property$ZX_PROP_PROCESS_HW_TRACE_CONTEXT_ID(r0, 0x8, &(0x7f0000000040), 0x8) (async) zx_object_get_property$ZX_PROP_REGISTER_GS(0x0, 0x2, &(0x7f0000000080), 0x8) (rerun: 4) zx_job_set_policy$BASIC_V2(0x0, 0x0, 0x1000000, &(0x7f00000000c0)=[{0x8, 0x2, 0x1}, {0x0, 0x1, 0x1}], 0x2) zx_pc_firmware_tables(r0, &(0x7f0000000100), &(0x7f0000000140)) zx_channel_read$fuchsia_io_FileOnOpen(0x0, 0x0, &(0x7f0000000180), 0x10000, &(0x7f0000010180)={@device={0x0}}, 0x4, &(0x7f00000101c0), &(0x7f0000010200)) r2 = zx_deadline_after(0x0) zx_channel_call$fuchsia_process_LauncherCreateWithoutStarting(r1, 0x0, r2, &(0x7f0000020300)={&(0x7f0000010240)={{}, {0xffffffff, 0xffffffff, {0x1, 0xffffffffffffffff}}, {{'\\#+.:-@%:\xc3'}}}, &(0x7f0000010280)={{r1, r1}}, &(0x7f00000102c0), &(0x7f00000202c0)={{0x0, 0x0, 0x0, 0x0}}, 0x38, 0x2, 0x10000, 0x4}, &(0x7f0000020340), &(0x7f0000020380)) zx_vcpu_kick(r3) zx_channel_call$fuchsia_io_DirectoryAdminQueryFilesystem(r4, 0x0, r2, &(0x7f0000030480)={&(0x7f00000203c0), &(0x7f0000020400), &(0x7f0000020440), &(0x7f0000030440), 0x10, 0x0, 0x10000}, &(0x7f00000304c0), &(0x7f0000030500)) syz_execute_func(&(0x7f0000000000)="0f1c8600000000c422bdb64f0026420f0f5521a08fc978d728c403757d596b9e6666400f3acf85c865b0b70dc4022bf516c462fd3409c4a1ab2a36c482959124bdfeffffff") syz_future_time(0x1) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:151: 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, 500); 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[5] = {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))CAST(zx_exception_get_process))(/*handle=*/0, /*out=*/0x20000000); if (res == ZX_OK) r[0] = *(uint32_t*)0x20000000; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/r[0], /*property=*/8, /*value=*/0x20000040, /*size=*/8); break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); } } break; case 3: *(uint32_t*)0x200000c0 = 8; *(uint32_t*)0x200000c4 = 2; *(uint32_t*)0x200000c8 = 1; *(uint32_t*)0x200000cc = 0; *(uint32_t*)0x200000d0 = 1; *(uint32_t*)0x200000d4 = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_job_set_policy))(/*job_handle=*/0, /*options=*/0, /*topic=*/0x1000000, /*policy=*/0x200000c0, /*count=*/2); break; case 4: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_pc_firmware_tables))(/*handle=*/r[0], /*acpi_rsdp=*/0x20000100, /*smbios=*/0x20000140); break; case 5: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_read))(/*handle=*/0, /*options=*/0, /*bytes=*/0x20000180, /*num_bytes=*/0x10000, /*handles=*/0x20010180, /*num_handles=*/4, /*actual_bytes=*/0x200101c0, /*actual_handles=*/0x20010200); if (res == ZX_OK) r[1] = *(uint32_t*)0x20010180; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(/*nanoseconds=*/0); if (res == ZX_OK) r[2] = res; break; case 7: *(uint64_t*)0x20020300 = 0x20010240; *(uint32_t*)0x20010240 = 0; memset((void*)0x20010244, 0, 3); *(uint8_t*)0x20010247 = 1; *(uint64_t*)0x20010248 = 0x4fcfbc1100000000; *(uint32_t*)0x20010250 = -1; *(uint32_t*)0x20010254 = -1; *(uint64_t*)0x20010258 = 1; *(uint64_t*)0x20010260 = -1; memcpy((void*)0x20010268, "\\#+.:-@%:\303", 10); *(uint64_t*)0x20020308 = 0x20010280; *(uint32_t*)0x20010280 = r[1]; *(uint32_t*)0x20010284 = r[1]; *(uint64_t*)0x20020310 = 0x200102c0; *(uint64_t*)0x20020318 = 0x200202c0; *(uint32_t*)0x20020320 = 0x38; *(uint32_t*)0x20020324 = 2; *(uint32_t*)0x20020328 = 0x10000; *(uint32_t*)0x2002032c = 4; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20020300, /*actual_bytes=*/0x20020340, /*actual_handles=*/0x20020380); if (res == ZX_OK) { r[3] = *(uint32_t*)0x200202c4; r[4] = *(uint32_t*)0x200202cc; } break; case 8: ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); break; case 9: *(uint64_t*)0x20030480 = 0x200203c0; *(uint32_t*)0x200203c0 = 0; memset((void*)0x200203c4, 0, 3); *(uint8_t*)0x200203c7 = 1; *(uint64_t*)0x200203c8 = 0x66298d9200000000; *(uint64_t*)0x20030488 = 0x20020400; *(uint64_t*)0x20030490 = 0x20020440; *(uint64_t*)0x20030498 = 0x20030440; *(uint32_t*)0x200304a0 = 0x10; *(uint32_t*)0x200304a4 = 0; *(uint32_t*)0x200304a8 = 0x10000; *(uint32_t*)0x200304ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[4], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20030480, /*actual_bytes=*/0x200304c0, /*actual_handles=*/0x20030500); break; case 10: memcpy((void*)0x20000000, "\x0f\x1c\x86\x00\x00\x00\x00\xc4\x22\xbd\xb6\x4f\x00\x26\x42\x0f\x0f\x55\x21\xa0\x8f\xc9\x78\xd7\x28\xc4\x03\x75\x7d\x59\x6b\x9e\x66\x66\x40\x0f\x3a\xcf\x85\xc8\x65\xb0\xb7\x0d\xc4\x02\x2b\xf5\x16\xc4\x62\xfd\x34\x09\xc4\xa1\xab\x2a\x36\xc4\x82\x95\x91\x24\xbd\xfe\xff\xff\xff", 69); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/1); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffc000, /*len=*/0x1000); 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(/*addr=*/0x20000000, /*len=*/0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :336:30: error: use of undeclared identifier 'zx_vcpu_kick' ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor2084770834 -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 -Wno-unused-command-line-argument] --- FAIL: TestGenerate/fuchsia/amd64/2 (1.59s) csource_test.go:150: 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 Swap:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_exception_get_process(0x0, &(0x7f0000000000)=0x0) (fail_nth: 1) zx_object_get_property$ZX_PROP_PROCESS_HW_TRACE_CONTEXT_ID(r0, 0x8, &(0x7f0000000040), 0x8) (async) zx_object_get_property$ZX_PROP_REGISTER_GS(0x0, 0x2, &(0x7f0000000080), 0x8) (rerun: 4) zx_job_set_policy$BASIC_V2(0x0, 0x0, 0x1000000, &(0x7f00000000c0)=[{0x8, 0x2, 0x1}, {0x0, 0x1, 0x1}], 0x2) zx_pc_firmware_tables(r0, &(0x7f0000000100), &(0x7f0000000140)) zx_channel_read$fuchsia_io_FileOnOpen(0x0, 0x0, &(0x7f0000000180), 0x10000, &(0x7f0000010180)={@device={0x0}}, 0x4, &(0x7f00000101c0), &(0x7f0000010200)) r2 = zx_deadline_after(0x0) zx_channel_call$fuchsia_process_LauncherCreateWithoutStarting(r1, 0x0, r2, &(0x7f0000020300)={&(0x7f0000010240)={{}, {0xffffffff, 0xffffffff, {0x1, 0xffffffffffffffff}}, {{'\\#+.:-@%:\xc3'}}}, &(0x7f0000010280)={{r1, r1}}, &(0x7f00000102c0), &(0x7f00000202c0)={{0x0, 0x0, 0x0, 0x0}}, 0x38, 0x2, 0x10000, 0x4}, &(0x7f0000020340), &(0x7f0000020380)) zx_vcpu_kick(r3) zx_channel_call$fuchsia_io_DirectoryAdminQueryFilesystem(r4, 0x0, r2, &(0x7f0000030480)={&(0x7f00000203c0), &(0x7f0000020400), &(0x7f0000020440), &(0x7f0000030440), 0x10, 0x0, 0x10000}, &(0x7f00000304c0), &(0x7f0000030500)) syz_execute_func(&(0x7f0000000000)="0f1c8600000000c422bdb64f0026420f0f5521a08fc978d728c403757d596b9e6666400f3acf85c865b0b70dc4022bf516c462fd3409c4a1ab2a36c482959124bdfeffffff") syz_future_time(0x1) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:151: 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[5] = {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))CAST(zx_exception_get_process))(/*handle=*/0, /*out=*/0x20000000); if (res == ZX_OK) r[0] = *(uint32_t*)0x20000000; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/r[0], /*property=*/8, /*value=*/0x20000040, /*size=*/8); break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); } } break; case 3: *(uint32_t*)0x200000c0 = 8; *(uint32_t*)0x200000c4 = 2; *(uint32_t*)0x200000c8 = 1; *(uint32_t*)0x200000cc = 0; *(uint32_t*)0x200000d0 = 1; *(uint32_t*)0x200000d4 = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_job_set_policy))(/*job_handle=*/0, /*options=*/0, /*topic=*/0x1000000, /*policy=*/0x200000c0, /*count=*/2); break; case 4: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_pc_firmware_tables))(/*handle=*/r[0], /*acpi_rsdp=*/0x20000100, /*smbios=*/0x20000140); break; case 5: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_read))(/*handle=*/0, /*options=*/0, /*bytes=*/0x20000180, /*num_bytes=*/0x10000, /*handles=*/0x20010180, /*num_handles=*/4, /*actual_bytes=*/0x200101c0, /*actual_handles=*/0x20010200); if (res == ZX_OK) r[1] = *(uint32_t*)0x20010180; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(/*nanoseconds=*/0); if (res == ZX_OK) r[2] = res; break; case 7: *(uint64_t*)0x20020300 = 0x20010240; *(uint32_t*)0x20010240 = 0; memset((void*)0x20010244, 0, 3); *(uint8_t*)0x20010247 = 1; *(uint64_t*)0x20010248 = 0x4fcfbc1100000000; *(uint32_t*)0x20010250 = -1; *(uint32_t*)0x20010254 = -1; *(uint64_t*)0x20010258 = 1; *(uint64_t*)0x20010260 = -1; memcpy((void*)0x20010268, "\\#+.:-@%:\303", 10); *(uint64_t*)0x20020308 = 0x20010280; *(uint32_t*)0x20010280 = r[1]; *(uint32_t*)0x20010284 = r[1]; *(uint64_t*)0x20020310 = 0x200102c0; *(uint64_t*)0x20020318 = 0x200202c0; *(uint32_t*)0x20020320 = 0x38; *(uint32_t*)0x20020324 = 2; *(uint32_t*)0x20020328 = 0x10000; *(uint32_t*)0x2002032c = 4; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20020300, /*actual_bytes=*/0x20020340, /*actual_handles=*/0x20020380); if (res == ZX_OK) { r[3] = *(uint32_t*)0x200202c4; r[4] = *(uint32_t*)0x200202cc; } break; case 8: ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); break; case 9: *(uint64_t*)0x20030480 = 0x200203c0; *(uint32_t*)0x200203c0 = 0; memset((void*)0x200203c4, 0, 3); *(uint8_t*)0x200203c7 = 1; *(uint64_t*)0x200203c8 = 0x66298d9200000000; *(uint64_t*)0x20030488 = 0x20020400; *(uint64_t*)0x20030490 = 0x20020440; *(uint64_t*)0x20030498 = 0x20030440; *(uint32_t*)0x200304a0 = 0x10; *(uint32_t*)0x200304a4 = 0; *(uint32_t*)0x200304a8 = 0x10000; *(uint32_t*)0x200304ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[4], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20030480, /*actual_bytes=*/0x200304c0, /*actual_handles=*/0x20030500); break; case 10: memcpy((void*)0x20000000, "\x0f\x1c\x86\x00\x00\x00\x00\xc4\x22\xbd\xb6\x4f\x00\x26\x42\x0f\x0f\x55\x21\xa0\x8f\xc9\x78\xd7\x28\xc4\x03\x75\x7d\x59\x6b\x9e\x66\x66\x40\x0f\x3a\xcf\x85\xc8\x65\xb0\xb7\x0d\xc4\x02\x2b\xf5\x16\xc4\x62\xfd\x34\x09\xc4\xa1\xab\x2a\x36\xc4\x82\x95\x91\x24\xbd\xfe\xff\xff\xff", 69); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/1); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffc000, /*len=*/0x1000); 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(/*addr=*/0x20000000, /*len=*/0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :330:30: error: use of undeclared identifier 'zx_vcpu_kick' ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor1354627049 -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 -Wno-unused-command-line-argument] --- FAIL: TestGenerate/fuchsia/amd64/10 (1.59s) csource_test.go:150: 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 Swap:false UseTmpDir:false HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_exception_get_process(0x0, &(0x7f0000000000)=0x0) (fail_nth: 1) zx_object_get_property$ZX_PROP_PROCESS_HW_TRACE_CONTEXT_ID(r0, 0x8, &(0x7f0000000040), 0x8) (async) zx_object_get_property$ZX_PROP_REGISTER_GS(0x0, 0x2, &(0x7f0000000080), 0x8) (rerun: 4) zx_job_set_policy$BASIC_V2(0x0, 0x0, 0x1000000, &(0x7f00000000c0)=[{0x8, 0x2, 0x1}, {0x0, 0x1, 0x1}], 0x2) zx_pc_firmware_tables(r0, &(0x7f0000000100), &(0x7f0000000140)) zx_channel_read$fuchsia_io_FileOnOpen(0x0, 0x0, &(0x7f0000000180), 0x10000, &(0x7f0000010180)={@device={0x0}}, 0x4, &(0x7f00000101c0), &(0x7f0000010200)) r2 = zx_deadline_after(0x0) zx_channel_call$fuchsia_process_LauncherCreateWithoutStarting(r1, 0x0, r2, &(0x7f0000020300)={&(0x7f0000010240)={{}, {0xffffffff, 0xffffffff, {0x1, 0xffffffffffffffff}}, {{'\\#+.:-@%:\xc3'}}}, &(0x7f0000010280)={{r1, r1}}, &(0x7f00000102c0), &(0x7f00000202c0)={{0x0, 0x0, 0x0, 0x0}}, 0x38, 0x2, 0x10000, 0x4}, &(0x7f0000020340), &(0x7f0000020380)) zx_vcpu_kick(r3) zx_channel_call$fuchsia_io_DirectoryAdminQueryFilesystem(r4, 0x0, r2, &(0x7f0000030480)={&(0x7f00000203c0), &(0x7f0000020400), &(0x7f0000020440), &(0x7f0000030440), 0x10, 0x0, 0x10000}, &(0x7f00000304c0), &(0x7f0000030500)) syz_execute_func(&(0x7f0000000000)="0f1c8600000000c422bdb64f0026420f0f5521a08fc978d728c403757d596b9e6666400f3acf85c865b0b70dc4022bf516c462fd3409c4a1ab2a36c482959124bdfeffffff") syz_future_time(0x1) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:151: 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[5] = {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))CAST(zx_exception_get_process))(/*handle=*/0, /*out=*/0x20000000); if (res == ZX_OK) r[0] = *(uint32_t*)0x20000000; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/r[0], /*property=*/8, /*value=*/0x20000040, /*size=*/8); break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); } } break; case 3: *(uint32_t*)0x200000c0 = 8; *(uint32_t*)0x200000c4 = 2; *(uint32_t*)0x200000c8 = 1; *(uint32_t*)0x200000cc = 0; *(uint32_t*)0x200000d0 = 1; *(uint32_t*)0x200000d4 = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_job_set_policy))(/*job_handle=*/0, /*options=*/0, /*topic=*/0x1000000, /*policy=*/0x200000c0, /*count=*/2); break; case 4: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_pc_firmware_tables))(/*handle=*/r[0], /*acpi_rsdp=*/0x20000100, /*smbios=*/0x20000140); break; case 5: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_read))(/*handle=*/0, /*options=*/0, /*bytes=*/0x20000180, /*num_bytes=*/0x10000, /*handles=*/0x20010180, /*num_handles=*/4, /*actual_bytes=*/0x200101c0, /*actual_handles=*/0x20010200); if (res == ZX_OK) r[1] = *(uint32_t*)0x20010180; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(/*nanoseconds=*/0); if (res == ZX_OK) r[2] = res; break; case 7: *(uint64_t*)0x20020300 = 0x20010240; *(uint32_t*)0x20010240 = 0; memset((void*)0x20010244, 0, 3); *(uint8_t*)0x20010247 = 1; *(uint64_t*)0x20010248 = 0x4fcfbc1100000000; *(uint32_t*)0x20010250 = -1; *(uint32_t*)0x20010254 = -1; *(uint64_t*)0x20010258 = 1; *(uint64_t*)0x20010260 = -1; memcpy((void*)0x20010268, "\\#+.:-@%:\303", 10); *(uint64_t*)0x20020308 = 0x20010280; *(uint32_t*)0x20010280 = r[1]; *(uint32_t*)0x20010284 = r[1]; *(uint64_t*)0x20020310 = 0x200102c0; *(uint64_t*)0x20020318 = 0x200202c0; *(uint32_t*)0x20020320 = 0x38; *(uint32_t*)0x20020324 = 2; *(uint32_t*)0x20020328 = 0x10000; *(uint32_t*)0x2002032c = 4; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20020300, /*actual_bytes=*/0x20020340, /*actual_handles=*/0x20020380); if (res == ZX_OK) { r[3] = *(uint32_t*)0x200202c4; r[4] = *(uint32_t*)0x200202cc; } break; case 8: ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); break; case 9: *(uint64_t*)0x20030480 = 0x200203c0; *(uint32_t*)0x200203c0 = 0; memset((void*)0x200203c4, 0, 3); *(uint8_t*)0x200203c7 = 1; *(uint64_t*)0x200203c8 = 0x66298d9200000000; *(uint64_t*)0x20030488 = 0x20020400; *(uint64_t*)0x20030490 = 0x20020440; *(uint64_t*)0x20030498 = 0x20030440; *(uint32_t*)0x200304a0 = 0x10; *(uint32_t*)0x200304a4 = 0; *(uint32_t*)0x200304a8 = 0x10000; *(uint32_t*)0x200304ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[4], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20030480, /*actual_bytes=*/0x200304c0, /*actual_handles=*/0x20030500); break; case 10: memcpy((void*)0x20000000, "\x0f\x1c\x86\x00\x00\x00\x00\xc4\x22\xbd\xb6\x4f\x00\x26\x42\x0f\x0f\x55\x21\xa0\x8f\xc9\x78\xd7\x28\xc4\x03\x75\x7d\x59\x6b\x9e\x66\x66\x40\x0f\x3a\xcf\x85\xc8\x65\xb0\xb7\x0d\xc4\x02\x2b\xf5\x16\xc4\x62\xfd\x34\x09\xc4\xa1\xab\x2a\x36\xc4\x82\x95\x91\x24\xbd\xfe\xff\xff\xff", 69); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/1); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffc000, /*len=*/0x1000); 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(/*addr=*/0x20000000, /*len=*/0x1000000); setup_fault(); do_sandbox_none(); return 0; } :324:30: error: use of undeclared identifier 'zx_vcpu_kick' ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor230872694 -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 -Wno-unused-command-line-argument] --- FAIL: TestGenerate/fuchsia/amd64/5 (1.65s) csource_test.go:150: 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 Swap:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_exception_get_process(0x0, &(0x7f0000000000)=0x0) (fail_nth: 1) zx_object_get_property$ZX_PROP_PROCESS_HW_TRACE_CONTEXT_ID(r0, 0x8, &(0x7f0000000040), 0x8) (async) zx_object_get_property$ZX_PROP_REGISTER_GS(0x0, 0x2, &(0x7f0000000080), 0x8) (rerun: 4) zx_job_set_policy$BASIC_V2(0x0, 0x0, 0x1000000, &(0x7f00000000c0)=[{0x8, 0x2, 0x1}, {0x0, 0x1, 0x1}], 0x2) zx_pc_firmware_tables(r0, &(0x7f0000000100), &(0x7f0000000140)) zx_channel_read$fuchsia_io_FileOnOpen(0x0, 0x0, &(0x7f0000000180), 0x10000, &(0x7f0000010180)={@device={0x0}}, 0x4, &(0x7f00000101c0), &(0x7f0000010200)) r2 = zx_deadline_after(0x0) zx_channel_call$fuchsia_process_LauncherCreateWithoutStarting(r1, 0x0, r2, &(0x7f0000020300)={&(0x7f0000010240)={{}, {0xffffffff, 0xffffffff, {0x1, 0xffffffffffffffff}}, {{'\\#+.:-@%:\xc3'}}}, &(0x7f0000010280)={{r1, r1}}, &(0x7f00000102c0), &(0x7f00000202c0)={{0x0, 0x0, 0x0, 0x0}}, 0x38, 0x2, 0x10000, 0x4}, &(0x7f0000020340), &(0x7f0000020380)) zx_vcpu_kick(r3) zx_channel_call$fuchsia_io_DirectoryAdminQueryFilesystem(r4, 0x0, r2, &(0x7f0000030480)={&(0x7f00000203c0), &(0x7f0000020400), &(0x7f0000020440), &(0x7f0000030440), 0x10, 0x0, 0x10000}, &(0x7f00000304c0), &(0x7f0000030500)) syz_execute_func(&(0x7f0000000000)="0f1c8600000000c422bdb64f0026420f0f5521a08fc978d728c403757d596b9e6666400f3acf85c865b0b70dc4022bf516c462fd3409c4a1ab2a36c482959124bdfeffffff") syz_future_time(0x1) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:151: 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[5] = {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))CAST(zx_exception_get_process))(/*handle=*/0, /*out=*/0x20000000); if (res == ZX_OK) r[0] = *(uint32_t*)0x20000000; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/r[0], /*property=*/8, /*value=*/0x20000040, /*size=*/8); break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); } } break; case 3: *(uint32_t*)0x200000c0 = 8; *(uint32_t*)0x200000c4 = 2; *(uint32_t*)0x200000c8 = 1; *(uint32_t*)0x200000cc = 0; *(uint32_t*)0x200000d0 = 1; *(uint32_t*)0x200000d4 = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_job_set_policy))(/*job_handle=*/0, /*options=*/0, /*topic=*/0x1000000, /*policy=*/0x200000c0, /*count=*/2); break; case 4: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_pc_firmware_tables))(/*handle=*/r[0], /*acpi_rsdp=*/0x20000100, /*smbios=*/0x20000140); break; case 5: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_read))(/*handle=*/0, /*options=*/0, /*bytes=*/0x20000180, /*num_bytes=*/0x10000, /*handles=*/0x20010180, /*num_handles=*/4, /*actual_bytes=*/0x200101c0, /*actual_handles=*/0x20010200); if (res == ZX_OK) r[1] = *(uint32_t*)0x20010180; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(/*nanoseconds=*/0); if (res == ZX_OK) r[2] = res; break; case 7: *(uint64_t*)0x20020300 = 0x20010240; *(uint32_t*)0x20010240 = 0; memset((void*)0x20010244, 0, 3); *(uint8_t*)0x20010247 = 1; *(uint64_t*)0x20010248 = 0x4fcfbc1100000000; *(uint32_t*)0x20010250 = -1; *(uint32_t*)0x20010254 = -1; *(uint64_t*)0x20010258 = 1; *(uint64_t*)0x20010260 = -1; memcpy((void*)0x20010268, "\\#+.:-@%:\303", 10); *(uint64_t*)0x20020308 = 0x20010280; *(uint32_t*)0x20010280 = r[1]; *(uint32_t*)0x20010284 = r[1]; *(uint64_t*)0x20020310 = 0x200102c0; *(uint64_t*)0x20020318 = 0x200202c0; *(uint32_t*)0x20020320 = 0x38; *(uint32_t*)0x20020324 = 2; *(uint32_t*)0x20020328 = 0x10000; *(uint32_t*)0x2002032c = 4; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20020300, /*actual_bytes=*/0x20020340, /*actual_handles=*/0x20020380); if (res == ZX_OK) { r[3] = *(uint32_t*)0x200202c4; r[4] = *(uint32_t*)0x200202cc; } break; case 8: ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); break; case 9: *(uint64_t*)0x20030480 = 0x200203c0; *(uint32_t*)0x200203c0 = 0; memset((void*)0x200203c4, 0, 3); *(uint8_t*)0x200203c7 = 1; *(uint64_t*)0x200203c8 = 0x66298d9200000000; *(uint64_t*)0x20030488 = 0x20020400; *(uint64_t*)0x20030490 = 0x20020440; *(uint64_t*)0x20030498 = 0x20030440; *(uint32_t*)0x200304a0 = 0x10; *(uint32_t*)0x200304a4 = 0; *(uint32_t*)0x200304a8 = 0x10000; *(uint32_t*)0x200304ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[4], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20030480, /*actual_bytes=*/0x200304c0, /*actual_handles=*/0x20030500); break; case 10: memcpy((void*)0x20000000, "\x0f\x1c\x86\x00\x00\x00\x00\xc4\x22\xbd\xb6\x4f\x00\x26\x42\x0f\x0f\x55\x21\xa0\x8f\xc9\x78\xd7\x28\xc4\x03\x75\x7d\x59\x6b\x9e\x66\x66\x40\x0f\x3a\xcf\x85\xc8\x65\xb0\xb7\x0d\xc4\x02\x2b\xf5\x16\xc4\x62\xfd\x34\x09\xc4\xa1\xab\x2a\x36\xc4\x82\x95\x91\x24\xbd\xfe\xff\xff\xff", 69); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/1); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffc000, /*len=*/0x1000); 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(/*addr=*/0x20000000, /*len=*/0x1000000); setup_fault(); for (procid = 0; procid < 4; procid++) { if (fork() == 0) { use_temporary_dir(); do_sandbox_none(); } } sleep(1000000); return 0; } :338:30: error: use of undeclared identifier 'zx_vcpu_kick' ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor1535312405 -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 -Wno-unused-command-line-argument] --- FAIL: TestGenerate/fuchsia/amd64/4 (1.67s) csource_test.go:150: 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 Swap:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_exception_get_process(0x0, &(0x7f0000000000)=0x0) (fail_nth: 1) zx_object_get_property$ZX_PROP_PROCESS_HW_TRACE_CONTEXT_ID(r0, 0x8, &(0x7f0000000040), 0x8) (async) zx_object_get_property$ZX_PROP_REGISTER_GS(0x0, 0x2, &(0x7f0000000080), 0x8) (rerun: 4) zx_job_set_policy$BASIC_V2(0x0, 0x0, 0x1000000, &(0x7f00000000c0)=[{0x8, 0x2, 0x1}, {0x0, 0x1, 0x1}], 0x2) zx_pc_firmware_tables(r0, &(0x7f0000000100), &(0x7f0000000140)) zx_channel_read$fuchsia_io_FileOnOpen(0x0, 0x0, &(0x7f0000000180), 0x10000, &(0x7f0000010180)={@device={0x0}}, 0x4, &(0x7f00000101c0), &(0x7f0000010200)) r2 = zx_deadline_after(0x0) zx_channel_call$fuchsia_process_LauncherCreateWithoutStarting(r1, 0x0, r2, &(0x7f0000020300)={&(0x7f0000010240)={{}, {0xffffffff, 0xffffffff, {0x1, 0xffffffffffffffff}}, {{'\\#+.:-@%:\xc3'}}}, &(0x7f0000010280)={{r1, r1}}, &(0x7f00000102c0), &(0x7f00000202c0)={{0x0, 0x0, 0x0, 0x0}}, 0x38, 0x2, 0x10000, 0x4}, &(0x7f0000020340), &(0x7f0000020380)) zx_vcpu_kick(r3) zx_channel_call$fuchsia_io_DirectoryAdminQueryFilesystem(r4, 0x0, r2, &(0x7f0000030480)={&(0x7f00000203c0), &(0x7f0000020400), &(0x7f0000020440), &(0x7f0000030440), 0x10, 0x0, 0x10000}, &(0x7f00000304c0), &(0x7f0000030500)) syz_execute_func(&(0x7f0000000000)="0f1c8600000000c422bdb64f0026420f0f5521a08fc978d728c403757d596b9e6666400f3acf85c865b0b70dc4022bf516c462fd3409c4a1ab2a36c482959124bdfeffffff") syz_future_time(0x1) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:151: 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[5] = {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))CAST(zx_exception_get_process))(/*handle=*/0, /*out=*/0x20000000); if (res == ZX_OK) r[0] = *(uint32_t*)0x20000000; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/r[0], /*property=*/8, /*value=*/0x20000040, /*size=*/8); break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); } } break; case 3: *(uint32_t*)0x200000c0 = 8; *(uint32_t*)0x200000c4 = 2; *(uint32_t*)0x200000c8 = 1; *(uint32_t*)0x200000cc = 0; *(uint32_t*)0x200000d0 = 1; *(uint32_t*)0x200000d4 = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_job_set_policy))(/*job_handle=*/0, /*options=*/0, /*topic=*/0x1000000, /*policy=*/0x200000c0, /*count=*/2); break; case 4: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_pc_firmware_tables))(/*handle=*/r[0], /*acpi_rsdp=*/0x20000100, /*smbios=*/0x20000140); break; case 5: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_read))(/*handle=*/0, /*options=*/0, /*bytes=*/0x20000180, /*num_bytes=*/0x10000, /*handles=*/0x20010180, /*num_handles=*/4, /*actual_bytes=*/0x200101c0, /*actual_handles=*/0x20010200); if (res == ZX_OK) r[1] = *(uint32_t*)0x20010180; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(/*nanoseconds=*/0); if (res == ZX_OK) r[2] = res; break; case 7: *(uint64_t*)0x20020300 = 0x20010240; *(uint32_t*)0x20010240 = 0; memset((void*)0x20010244, 0, 3); *(uint8_t*)0x20010247 = 1; *(uint64_t*)0x20010248 = 0x4fcfbc1100000000; *(uint32_t*)0x20010250 = -1; *(uint32_t*)0x20010254 = -1; *(uint64_t*)0x20010258 = 1; *(uint64_t*)0x20010260 = -1; memcpy((void*)0x20010268, "\\#+.:-@%:\303", 10); *(uint64_t*)0x20020308 = 0x20010280; *(uint32_t*)0x20010280 = r[1]; *(uint32_t*)0x20010284 = r[1]; *(uint64_t*)0x20020310 = 0x200102c0; *(uint64_t*)0x20020318 = 0x200202c0; *(uint32_t*)0x20020320 = 0x38; *(uint32_t*)0x20020324 = 2; *(uint32_t*)0x20020328 = 0x10000; *(uint32_t*)0x2002032c = 4; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20020300, /*actual_bytes=*/0x20020340, /*actual_handles=*/0x20020380); if (res == ZX_OK) { r[3] = *(uint32_t*)0x200202c4; r[4] = *(uint32_t*)0x200202cc; } break; case 8: ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); break; case 9: *(uint64_t*)0x20030480 = 0x200203c0; *(uint32_t*)0x200203c0 = 0; memset((void*)0x200203c4, 0, 3); *(uint8_t*)0x200203c7 = 1; *(uint64_t*)0x200203c8 = 0x66298d9200000000; *(uint64_t*)0x20030488 = 0x20020400; *(uint64_t*)0x20030490 = 0x20020440; *(uint64_t*)0x20030498 = 0x20030440; *(uint32_t*)0x200304a0 = 0x10; *(uint32_t*)0x200304a4 = 0; *(uint32_t*)0x200304a8 = 0x10000; *(uint32_t*)0x200304ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[4], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20030480, /*actual_bytes=*/0x200304c0, /*actual_handles=*/0x20030500); break; case 10: memcpy((void*)0x20000000, "\x0f\x1c\x86\x00\x00\x00\x00\xc4\x22\xbd\xb6\x4f\x00\x26\x42\x0f\x0f\x55\x21\xa0\x8f\xc9\x78\xd7\x28\xc4\x03\x75\x7d\x59\x6b\x9e\x66\x66\x40\x0f\x3a\xcf\x85\xc8\x65\xb0\xb7\x0d\xc4\x02\x2b\xf5\x16\xc4\x62\xfd\x34\x09\xc4\xa1\xab\x2a\x36\xc4\x82\x95\x91\x24\xbd\xfe\xff\xff\xff", 69); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/1); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffc000, /*len=*/0x1000); 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(/*addr=*/0x20000000, /*len=*/0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :336:30: error: use of undeclared identifier 'zx_vcpu_kick' ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor1594621449 -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 -Wno-unused-command-line-argument] --- FAIL: TestGenerate/fuchsia/amd64/14 (1.67s) csource_test.go:150: opts: {Threaded:true Repeat:true RepeatTimes:0 Procs:2 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 Swap:false UseTmpDir:true HandleSegv:false Repro:true Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_exception_get_process(0x0, &(0x7f0000000000)=0x0) (fail_nth: 1) zx_object_get_property$ZX_PROP_PROCESS_HW_TRACE_CONTEXT_ID(r0, 0x8, &(0x7f0000000040), 0x8) (async) zx_object_get_property$ZX_PROP_REGISTER_GS(0x0, 0x2, &(0x7f0000000080), 0x8) (rerun: 4) zx_job_set_policy$BASIC_V2(0x0, 0x0, 0x1000000, &(0x7f00000000c0)=[{0x8, 0x2, 0x1}, {0x0, 0x1, 0x1}], 0x2) zx_pc_firmware_tables(r0, &(0x7f0000000100), &(0x7f0000000140)) zx_channel_read$fuchsia_io_FileOnOpen(0x0, 0x0, &(0x7f0000000180), 0x10000, &(0x7f0000010180)={@device={0x0}}, 0x4, &(0x7f00000101c0), &(0x7f0000010200)) r2 = zx_deadline_after(0x0) zx_channel_call$fuchsia_process_LauncherCreateWithoutStarting(r1, 0x0, r2, &(0x7f0000020300)={&(0x7f0000010240)={{}, {0xffffffff, 0xffffffff, {0x1, 0xffffffffffffffff}}, {{'\\#+.:-@%:\xc3'}}}, &(0x7f0000010280)={{r1, r1}}, &(0x7f00000102c0), &(0x7f00000202c0)={{0x0, 0x0, 0x0, 0x0}}, 0x38, 0x2, 0x10000, 0x4}, &(0x7f0000020340), &(0x7f0000020380)) zx_vcpu_kick(r3) zx_channel_call$fuchsia_io_DirectoryAdminQueryFilesystem(r4, 0x0, r2, &(0x7f0000030480)={&(0x7f00000203c0), &(0x7f0000020400), &(0x7f0000020440), &(0x7f0000030440), 0x10, 0x0, 0x10000}, &(0x7f00000304c0), &(0x7f0000030500)) syz_execute_func(&(0x7f0000000000)="0f1c8600000000c422bdb64f0026420f0f5521a08fc978d728c403757d596b9e6666400f3acf85c865b0b70dc4022bf516c462fd3409c4a1ab2a36c482959124bdfeffffff") syz_future_time(0x1) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:151: 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) { 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[5] = {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))CAST(zx_exception_get_process))(/*handle=*/0, /*out=*/0x20000000); if (res == ZX_OK) r[0] = *(uint32_t*)0x20000000; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/r[0], /*property=*/8, /*value=*/0x20000040, /*size=*/8); break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); } } break; case 3: *(uint32_t*)0x200000c0 = 8; *(uint32_t*)0x200000c4 = 2; *(uint32_t*)0x200000c8 = 1; *(uint32_t*)0x200000cc = 0; *(uint32_t*)0x200000d0 = 1; *(uint32_t*)0x200000d4 = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_job_set_policy))(/*job_handle=*/0, /*options=*/0, /*topic=*/0x1000000, /*policy=*/0x200000c0, /*count=*/2); break; case 4: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_pc_firmware_tables))(/*handle=*/r[0], /*acpi_rsdp=*/0x20000100, /*smbios=*/0x20000140); break; case 5: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_read))(/*handle=*/0, /*options=*/0, /*bytes=*/0x20000180, /*num_bytes=*/0x10000, /*handles=*/0x20010180, /*num_handles=*/4, /*actual_bytes=*/0x200101c0, /*actual_handles=*/0x20010200); if (res == ZX_OK) r[1] = *(uint32_t*)0x20010180; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(/*nanoseconds=*/0); if (res == ZX_OK) r[2] = res; break; case 7: *(uint64_t*)0x20020300 = 0x20010240; *(uint32_t*)0x20010240 = 0; memset((void*)0x20010244, 0, 3); *(uint8_t*)0x20010247 = 1; *(uint64_t*)0x20010248 = 0x4fcfbc1100000000; *(uint32_t*)0x20010250 = -1; *(uint32_t*)0x20010254 = -1; *(uint64_t*)0x20010258 = 1; *(uint64_t*)0x20010260 = -1; memcpy((void*)0x20010268, "\\#+.:-@%:\303", 10); *(uint64_t*)0x20020308 = 0x20010280; *(uint32_t*)0x20010280 = r[1]; *(uint32_t*)0x20010284 = r[1]; *(uint64_t*)0x20020310 = 0x200102c0; *(uint64_t*)0x20020318 = 0x200202c0; *(uint32_t*)0x20020320 = 0x38; *(uint32_t*)0x20020324 = 2; *(uint32_t*)0x20020328 = 0x10000; *(uint32_t*)0x2002032c = 4; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20020300, /*actual_bytes=*/0x20020340, /*actual_handles=*/0x20020380); if (res == ZX_OK) { r[3] = *(uint32_t*)0x200202c4; r[4] = *(uint32_t*)0x200202cc; } break; case 8: ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); break; case 9: *(uint64_t*)0x20030480 = 0x200203c0; *(uint32_t*)0x200203c0 = 0; memset((void*)0x200203c4, 0, 3); *(uint8_t*)0x200203c7 = 1; *(uint64_t*)0x200203c8 = 0x66298d9200000000; *(uint64_t*)0x20030488 = 0x20020400; *(uint64_t*)0x20030490 = 0x20020440; *(uint64_t*)0x20030498 = 0x20030440; *(uint32_t*)0x200304a0 = 0x10; *(uint32_t*)0x200304a4 = 0; *(uint32_t*)0x200304a8 = 0x10000; *(uint32_t*)0x200304ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[4], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20030480, /*actual_bytes=*/0x200304c0, /*actual_handles=*/0x20030500); break; case 10: memcpy((void*)0x20000000, "\x0f\x1c\x86\x00\x00\x00\x00\xc4\x22\xbd\xb6\x4f\x00\x26\x42\x0f\x0f\x55\x21\xa0\x8f\xc9\x78\xd7\x28\xc4\x03\x75\x7d\x59\x6b\x9e\x66\x66\x40\x0f\x3a\xcf\x85\xc8\x65\xb0\xb7\x0d\xc4\x02\x2b\xf5\x16\xc4\x62\xfd\x34\x09\xc4\xa1\xab\x2a\x36\xc4\x82\x95\x91\x24\xbd\xfe\xff\xff\xff", 69); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/1); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffc000, /*len=*/0x1000); 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(/*addr=*/0x20000000, /*len=*/0x1000000); setup_fault(); for (procid = 0; procid < 2; procid++) { if (fork() == 0) { use_temporary_dir(); do_sandbox_none(); } } sleep(1000000); return 0; } :340:30: error: use of undeclared identifier 'zx_vcpu_kick' ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor1254366270 -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 -Wno-unused-command-line-argument] --- FAIL: TestGenerate/fuchsia/amd64/1 (1.82s) csource_test.go:150: 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 Swap:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_exception_get_process(0x0, &(0x7f0000000000)=0x0) (fail_nth: 1) zx_object_get_property$ZX_PROP_PROCESS_HW_TRACE_CONTEXT_ID(r0, 0x8, &(0x7f0000000040), 0x8) (async) zx_object_get_property$ZX_PROP_REGISTER_GS(0x0, 0x2, &(0x7f0000000080), 0x8) (rerun: 4) zx_job_set_policy$BASIC_V2(0x0, 0x0, 0x1000000, &(0x7f00000000c0)=[{0x8, 0x2, 0x1}, {0x0, 0x1, 0x1}], 0x2) zx_pc_firmware_tables(r0, &(0x7f0000000100), &(0x7f0000000140)) zx_channel_read$fuchsia_io_FileOnOpen(0x0, 0x0, &(0x7f0000000180), 0x10000, &(0x7f0000010180)={@device={0x0}}, 0x4, &(0x7f00000101c0), &(0x7f0000010200)) r2 = zx_deadline_after(0x0) zx_channel_call$fuchsia_process_LauncherCreateWithoutStarting(r1, 0x0, r2, &(0x7f0000020300)={&(0x7f0000010240)={{}, {0xffffffff, 0xffffffff, {0x1, 0xffffffffffffffff}}, {{'\\#+.:-@%:\xc3'}}}, &(0x7f0000010280)={{r1, r1}}, &(0x7f00000102c0), &(0x7f00000202c0)={{0x0, 0x0, 0x0, 0x0}}, 0x38, 0x2, 0x10000, 0x4}, &(0x7f0000020340), &(0x7f0000020380)) zx_vcpu_kick(r3) zx_channel_call$fuchsia_io_DirectoryAdminQueryFilesystem(r4, 0x0, r2, &(0x7f0000030480)={&(0x7f00000203c0), &(0x7f0000020400), &(0x7f0000020440), &(0x7f0000030440), 0x10, 0x0, 0x10000}, &(0x7f00000304c0), &(0x7f0000030500)) syz_execute_func(&(0x7f0000000000)="0f1c8600000000c422bdb64f0026420f0f5521a08fc978d728c403757d596b9e6666400f3acf85c865b0b70dc4022bf516c462fd3409c4a1ab2a36c482959124bdfeffffff") syz_future_time(0x1) syz_job_default() syz_mmap(&(0x7f0000ffc000/0x1000)=nil, 0x1000) syz_process_self() syz_thread_self() syz_vmar_root_self() csource_test.go:151: 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[5] = {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))CAST(zx_exception_get_process))(/*handle=*/0, /*out=*/0x20000000); if (res == ZX_OK) r[0] = *(uint32_t*)0x20000000; break; case 1: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/r[0], /*property=*/8, /*value=*/0x20000040, /*size=*/8); break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_property))(/*handle=*/0, /*property=*/2, /*value=*/0x20000080, /*size=*/8); } } break; case 3: *(uint32_t*)0x200000c0 = 8; *(uint32_t*)0x200000c4 = 2; *(uint32_t*)0x200000c8 = 1; *(uint32_t*)0x200000cc = 0; *(uint32_t*)0x200000d0 = 1; *(uint32_t*)0x200000d4 = 1; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_job_set_policy))(/*job_handle=*/0, /*options=*/0, /*topic=*/0x1000000, /*policy=*/0x200000c0, /*count=*/2); break; case 4: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_pc_firmware_tables))(/*handle=*/r[0], /*acpi_rsdp=*/0x20000100, /*smbios=*/0x20000140); break; case 5: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_read))(/*handle=*/0, /*options=*/0, /*bytes=*/0x20000180, /*num_bytes=*/0x10000, /*handles=*/0x20010180, /*num_handles=*/4, /*actual_bytes=*/0x200101c0, /*actual_handles=*/0x20010200); if (res == ZX_OK) r[1] = *(uint32_t*)0x20010180; break; case 6: res = -1; res = ((intptr_t(*)(intptr_t))CAST(zx_deadline_after))(/*nanoseconds=*/0); if (res == ZX_OK) r[2] = res; break; case 7: *(uint64_t*)0x20020300 = 0x20010240; *(uint32_t*)0x20010240 = 0; memset((void*)0x20010244, 0, 3); *(uint8_t*)0x20010247 = 1; *(uint64_t*)0x20010248 = 0x4fcfbc1100000000; *(uint32_t*)0x20010250 = -1; *(uint32_t*)0x20010254 = -1; *(uint64_t*)0x20010258 = 1; *(uint64_t*)0x20010260 = -1; memcpy((void*)0x20010268, "\\#+.:-@%:\303", 10); *(uint64_t*)0x20020308 = 0x20010280; *(uint32_t*)0x20010280 = r[1]; *(uint32_t*)0x20010284 = r[1]; *(uint64_t*)0x20020310 = 0x200102c0; *(uint64_t*)0x20020318 = 0x200202c0; *(uint32_t*)0x20020320 = 0x38; *(uint32_t*)0x20020324 = 2; *(uint32_t*)0x20020328 = 0x10000; *(uint32_t*)0x2002032c = 4; res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20020300, /*actual_bytes=*/0x20020340, /*actual_handles=*/0x20020380); if (res == ZX_OK) { r[3] = *(uint32_t*)0x200202c4; r[4] = *(uint32_t*)0x200202cc; } break; case 8: ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); break; case 9: *(uint64_t*)0x20030480 = 0x200203c0; *(uint32_t*)0x200203c0 = 0; memset((void*)0x200203c4, 0, 3); *(uint8_t*)0x200203c7 = 1; *(uint64_t*)0x200203c8 = 0x66298d9200000000; *(uint64_t*)0x20030488 = 0x20020400; *(uint64_t*)0x20030490 = 0x20020440; *(uint64_t*)0x20030498 = 0x20030440; *(uint32_t*)0x200304a0 = 0x10; *(uint32_t*)0x200304a4 = 0; *(uint32_t*)0x200304a8 = 0x10000; *(uint32_t*)0x200304ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[4], /*options=*/0, /*deadline=*/r[2], /*args=*/0x20030480, /*actual_bytes=*/0x200304c0, /*actual_handles=*/0x20030500); break; case 10: memcpy((void*)0x20000000, "\x0f\x1c\x86\x00\x00\x00\x00\xc4\x22\xbd\xb6\x4f\x00\x26\x42\x0f\x0f\x55\x21\xa0\x8f\xc9\x78\xd7\x28\xc4\x03\x75\x7d\x59\x6b\x9e\x66\x66\x40\x0f\x3a\xcf\x85\xc8\x65\xb0\xb7\x0d\xc4\x02\x2b\xf5\x16\xc4\x62\xfd\x34\x09\xc4\xa1\xab\x2a\x36\xc4\x82\x95\x91\x24\xbd\xfe\xff\xff\xff", 69); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/1); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffc000, /*len=*/0x1000); 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(/*addr=*/0x20000000, /*len=*/0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :336:30: error: use of undeclared identifier 'zx_vcpu_kick' ((intptr_t(*)(intptr_t))CAST(zx_vcpu_kick))(/*handle=*/r[3]); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor2337275664 -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 -Wno-unused-command-line-argument] --- FAIL: TestGenerate/fuchsia/amd64/13 (1.73s) csource_test.go:148: --- FAIL: TestGenerate/fuchsia/amd64/9 (1.77s) csource_test.go:148: --- FAIL: TestGenerate/fuchsia/amd64/7 (1.78s) csource_test.go:148: --- FAIL: TestGenerate/fuchsia/amd64/8 (1.78s) csource_test.go:148: FAIL FAIL github.com/google/syzkaller/pkg/csource 17.230s ok github.com/google/syzkaller/pkg/db (cached) ok github.com/google/syzkaller/pkg/email (cached) ok github.com/google/syzkaller/pkg/email/lore (cached) ok github.com/google/syzkaller/pkg/host 22.630s ok github.com/google/syzkaller/pkg/html (cached) ok github.com/google/syzkaller/pkg/ifuzz (cached) ok github.com/google/syzkaller/pkg/image (cached) ok github.com/google/syzkaller/pkg/instance 5.679s ok github.com/google/syzkaller/pkg/ipc 13.933s ok github.com/google/syzkaller/pkg/kconfig (cached) ok github.com/google/syzkaller/pkg/kd (cached) ok github.com/google/syzkaller/pkg/log (cached) ok github.com/google/syzkaller/pkg/mgrconfig 4.575s ok github.com/google/syzkaller/pkg/osutil (cached) ok github.com/google/syzkaller/pkg/report 9.900s ok github.com/google/syzkaller/pkg/repro 4.755s ok github.com/google/syzkaller/pkg/runtest 62.955s ok github.com/google/syzkaller/pkg/serializer (cached) ok github.com/google/syzkaller/pkg/stats (cached) ok github.com/google/syzkaller/pkg/subsystem (cached) ok github.com/google/syzkaller/pkg/subsystem/linux (cached) ok github.com/google/syzkaller/pkg/subsystem/lists (cached) ok github.com/google/syzkaller/pkg/symbolizer (cached) ok github.com/google/syzkaller/pkg/tool (cached) ok github.com/google/syzkaller/pkg/vcs (cached) ok github.com/google/syzkaller/prog (cached) ok github.com/google/syzkaller/prog/test (cached) ok github.com/google/syzkaller/sys/linux (cached) ok github.com/google/syzkaller/sys/netbsd (cached) ok github.com/google/syzkaller/sys/openbsd (cached) ok github.com/google/syzkaller/syz-ci 4.941s ok github.com/google/syzkaller/syz-fuzzer 0.717s ok github.com/google/syzkaller/syz-hub 0.230s ok github.com/google/syzkaller/syz-hub/state 1.370s ok github.com/google/syzkaller/syz-manager 5.166s ok github.com/google/syzkaller/syz-verifier 4.253s ok github.com/google/syzkaller/tools/syz-kconf (cached) ok github.com/google/syzkaller/tools/syz-linter (cached) ok github.com/google/syzkaller/tools/syz-trace2syz/parser (cached) ok github.com/google/syzkaller/tools/syz-trace2syz/proggen (cached) ok github.com/google/syzkaller/vm 12.436s ok github.com/google/syzkaller/vm/isolated 4.475s ok github.com/google/syzkaller/vm/proxyapp 7.124s ok github.com/google/syzkaller/vm/vmimpl 4.735s FAIL