? github.com/google/syzkaller/dashboard/dashapi [no test files] ok github.com/google/syzkaller/dashboard/app 0.150s ? 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] ok github.com/google/syzkaller/executor 3.092s ok github.com/google/syzkaller/pkg/asset 0.121s ok github.com/google/syzkaller/pkg/ast 0.702s ok github.com/google/syzkaller/pkg/auth (cached) ? 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/gen [no test files] ? github.com/google/syzkaller/pkg/ifuzz/x86/generated [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/gen [no test files] ? github.com/google/syzkaller/sys/fuchsia/layout [no test files] ? github.com/google/syzkaller/sys/fuchsia/fidlgen [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-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/tools/syz-trace2syz [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/pkg/bisect 27.932s ok github.com/google/syzkaller/pkg/bisect/minimize (cached) ok github.com/google/syzkaller/pkg/build 5.948s ok github.com/google/syzkaller/pkg/compiler 5.042s ok github.com/google/syzkaller/pkg/config (cached) ok github.com/google/syzkaller/pkg/cover 12.534s ok github.com/google/syzkaller/pkg/cover/backend 0.619s --- FAIL: TestGenerate (13.92s) --- FAIL: TestGenerate/fuchsia/amd64 (0.06s) testutil.go:33: seed=1694591481487660244 testutil.go:33: seed=1694591481548509014 --- FAIL: TestGenerate/fuchsia/amd64/0 (0.40s) 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_vmar_unmap_handle_close_thread_exit(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x0) (fail_nth: 1) zx_eventpair_create(0x1, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) (async) zx_vmar_map(r0, 0x1d000000, 0x66, 0x0, 0x1ff, 0x20, &(0x7f0000000080)) (rerun: 4) zx_object_set_profile(r1, 0x0, 0x0) zx_socket_create(0x1, &(0x7f00000000c0), &(0x7f0000000100)=0x0) zx_vcpu_write_state(r2, 0xfffffeff, &(0x7f0000000140)=""/191, 0xbf) zx_object_get_info$ZX_INFO_TIMER(r1, 0x19, &(0x7f0000000200)={0x0, 0x0}, 0x18, &(0x7f0000000240), &(0x7f0000000280)) zx_channel_call$fuchsia_hardware_ethernet_DeviceSetClientName(0x0, 0x0, r3, &(0x7f0000010380)={&(0x7f00000002c0)={{}, {0x8, 0xffffffffffffffff}, {'})}/\xfb[{,'}}, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000010340), 0x28, 0x0, 0x10000}, &(0x7f00000103c0), &(0x7f0000010400)) zx_socket_set_disposition(0x0, 0x3, 0x2) zx_channel_call$fuchsia_io_FileSeek(r1, 0x0, 0x0, &(0x7f0000020540)={&(0x7f0000010480)={{}, 0x38d, 0x1}, &(0x7f00000104c0), &(0x7f0000010500), &(0x7f0000020500), 0x1c, 0x0, 0x10000}, &(0x7f0000020580), &(0x7f00000205c0)) syz_execute_func(&(0x7f0000000000)="c40149686ca801c4a1796e1bc4217e5b2c92c4212d73d70bc42145ed44b000c4c17f2ce96464f30f1178a86f264683b4cf0000000032c422fd22cc") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffd000/0x1000)=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[4] = {0x0, 0x0, 0x0, 0x0}; void execute_one(void) { intptr_t res = 0; inject_fault(1); ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_unmap_handle_close_thread_exit))(/*vmar_handle=*/0, /*addr=*/0x20ffb000, /*len=*/0x2000, /*close_handle=*/0); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_eventpair_create))(/*options=*/1, /*out0=*/0x20000000, /*out1=*/0x20000040); if (res == ZX_OK) { r[0] = *(uint32_t*)0x20000000; r[1] = *(uint32_t*)0x20000040; } ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); } } ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_object_set_profile))(/*handle=*/r[1], /*profile=*/0, /*options=*/0); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_create))(/*options=*/1, /*out0=*/0x200000c0, /*out1=*/0x20000100); if (res == ZX_OK) r[2] = *(uint32_t*)0x20000100; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vcpu_write_state))(/*handle=*/r[2], /*kind=*/0xfffffeff, /*buffer=*/0x20000140, /*buffer_size=*/0xbf); res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(/*handle=*/r[1], /*topic=*/0x19, /*buffer=*/0x20000200, /*buffer_size=*/0x18, /*actual=*/0x20000240, /*avail=*/0x20000280); if (res == ZX_OK) r[3] = *(uint64_t*)0x20000208; *(uint64_t*)0x20010380 = 0x200002c0; *(uint32_t*)0x200002c0 = 0; memset((void*)0x200002c4, 0, 3); *(uint8_t*)0x200002c7 = 1; *(uint64_t*)0x200002c8 = 0x640c922100000000; *(uint64_t*)0x200002d0 = 8; *(uint64_t*)0x200002d8 = -1; memcpy((void*)0x200002e0, "})}/\373[{,", 8); *(uint64_t*)0x20010388 = 0x20000300; *(uint64_t*)0x20010390 = 0x20000340; *(uint64_t*)0x20010398 = 0x20010340; *(uint32_t*)0x200103a0 = 0x28; *(uint32_t*)0x200103a4 = 0; *(uint32_t*)0x200103a8 = 0x10000; *(uint32_t*)0x200103ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/0, /*options=*/0, /*deadline=*/r[3], /*args=*/0x20010380, /*actual_bytes=*/0x200103c0, /*actual_handles=*/0x20010400); ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); *(uint64_t*)0x20020540 = 0x20010480; *(uint32_t*)0x20010480 = 0; memset((void*)0x20010484, 0, 3); *(uint8_t*)0x20010487 = 1; *(uint64_t*)0x20010488 = 0x782a774500000000; *(uint64_t*)0x20010490 = 0x38d; *(uint32_t*)0x20010498 = 1; *(uint64_t*)0x20020548 = 0x200104c0; *(uint64_t*)0x20020550 = 0x20010500; *(uint64_t*)0x20020558 = 0x20020500; *(uint32_t*)0x20020560 = 0x1c; *(uint32_t*)0x20020564 = 0; *(uint32_t*)0x20020568 = 0x10000; *(uint32_t*)0x2002056c = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/0, /*args=*/0x20020540, /*actual_bytes=*/0x20020580, /*actual_handles=*/0x200205c0); memcpy((void*)0x20000000, "\xc4\x01\x49\x68\x6c\xa8\x01\xc4\xa1\x79\x6e\x1b\xc4\x21\x7e\x5b\x2c\x92\xc4\x21\x2d\x73\xd7\x0b\xc4\x21\x45\xed\x44\xb0\x00\xc4\xc1\x7f\x2c\xe9\x64\x64\xf3\x0f\x11\x78\xa8\x6f\x26\x46\x83\xb4\xcf\x00\x00\x00\x00\x32\xc4\x22\xfd\x22\xcc", 59); syz_execute_func(/*text=*/0x20000000); syz_future_time(/*when=*/0); syz_job_default(); syz_mmap(/*addr=*/0x20ffd000, /*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; } :174:48: error: use of undeclared identifier 'zx_socket_set_disposition' ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor3385181412 -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 (0.32s) 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_vmar_unmap_handle_close_thread_exit(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x0) (fail_nth: 1) zx_eventpair_create(0x1, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) (async) zx_vmar_map(r0, 0x1d000000, 0x66, 0x0, 0x1ff, 0x20, &(0x7f0000000080)) (rerun: 4) zx_object_set_profile(r1, 0x0, 0x0) zx_socket_create(0x1, &(0x7f00000000c0), &(0x7f0000000100)=0x0) zx_vcpu_write_state(r2, 0xfffffeff, &(0x7f0000000140)=""/191, 0xbf) zx_object_get_info$ZX_INFO_TIMER(r1, 0x19, &(0x7f0000000200)={0x0, 0x0}, 0x18, &(0x7f0000000240), &(0x7f0000000280)) zx_channel_call$fuchsia_hardware_ethernet_DeviceSetClientName(0x0, 0x0, r3, &(0x7f0000010380)={&(0x7f00000002c0)={{}, {0x8, 0xffffffffffffffff}, {'})}/\xfb[{,'}}, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000010340), 0x28, 0x0, 0x10000}, &(0x7f00000103c0), &(0x7f0000010400)) zx_socket_set_disposition(0x0, 0x3, 0x2) zx_channel_call$fuchsia_io_FileSeek(r1, 0x0, 0x0, &(0x7f0000020540)={&(0x7f0000010480)={{}, 0x38d, 0x1}, &(0x7f00000104c0), &(0x7f0000010500), &(0x7f0000020500), 0x1c, 0x0, 0x10000}, &(0x7f0000020580), &(0x7f00000205c0)) syz_execute_func(&(0x7f0000000000)="c40149686ca801c4a1796e1bc4217e5b2c92c4212d73d70bc42145ed44b000c4c17f2ce96464f30f1178a86f264683b4cf0000000032c422fd22cc") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffd000/0x1000)=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[4] = {0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_unmap_handle_close_thread_exit))(/*vmar_handle=*/0, /*addr=*/0x20ffb000, /*len=*/0x2000, /*close_handle=*/0); break; case 1: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_eventpair_create))(/*options=*/1, /*out0=*/0x20000000, /*out1=*/0x20000040); if (res == ZX_OK) { r[0] = *(uint32_t*)0x20000000; r[1] = *(uint32_t*)0x20000040; } break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); } } break; case 3: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_object_set_profile))(/*handle=*/r[1], /*profile=*/0, /*options=*/0); break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_create))(/*options=*/1, /*out0=*/0x200000c0, /*out1=*/0x20000100); if (res == ZX_OK) r[2] = *(uint32_t*)0x20000100; break; case 5: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vcpu_write_state))(/*handle=*/r[2], /*kind=*/0xfffffeff, /*buffer=*/0x20000140, /*buffer_size=*/0xbf); break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(/*handle=*/r[1], /*topic=*/0x19, /*buffer=*/0x20000200, /*buffer_size=*/0x18, /*actual=*/0x20000240, /*avail=*/0x20000280); if (res == ZX_OK) r[3] = *(uint64_t*)0x20000208; break; case 7: *(uint64_t*)0x20010380 = 0x200002c0; *(uint32_t*)0x200002c0 = 0; memset((void*)0x200002c4, 0, 3); *(uint8_t*)0x200002c7 = 1; *(uint64_t*)0x200002c8 = 0x640c922100000000; *(uint64_t*)0x200002d0 = 8; *(uint64_t*)0x200002d8 = -1; memcpy((void*)0x200002e0, "})}/\373[{,", 8); *(uint64_t*)0x20010388 = 0x20000300; *(uint64_t*)0x20010390 = 0x20000340; *(uint64_t*)0x20010398 = 0x20010340; *(uint32_t*)0x200103a0 = 0x28; *(uint32_t*)0x200103a4 = 0; *(uint32_t*)0x200103a8 = 0x10000; *(uint32_t*)0x200103ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/0, /*options=*/0, /*deadline=*/r[3], /*args=*/0x20010380, /*actual_bytes=*/0x200103c0, /*actual_handles=*/0x20010400); break; case 8: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); break; case 9: *(uint64_t*)0x20020540 = 0x20010480; *(uint32_t*)0x20010480 = 0; memset((void*)0x20010484, 0, 3); *(uint8_t*)0x20010487 = 1; *(uint64_t*)0x20010488 = 0x782a774500000000; *(uint64_t*)0x20010490 = 0x38d; *(uint32_t*)0x20010498 = 1; *(uint64_t*)0x20020548 = 0x200104c0; *(uint64_t*)0x20020550 = 0x20010500; *(uint64_t*)0x20020558 = 0x20020500; *(uint32_t*)0x20020560 = 0x1c; *(uint32_t*)0x20020564 = 0; *(uint32_t*)0x20020568 = 0x10000; *(uint32_t*)0x2002056c = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/0, /*args=*/0x20020540, /*actual_bytes=*/0x20020580, /*actual_handles=*/0x200205c0); break; case 10: memcpy((void*)0x20000000, "\xc4\x01\x49\x68\x6c\xa8\x01\xc4\xa1\x79\x6e\x1b\xc4\x21\x7e\x5b\x2c\x92\xc4\x21\x2d\x73\xd7\x0b\xc4\x21\x45\xed\x44\xb0\x00\xc4\xc1\x7f\x2c\xe9\x64\x64\xf3\x0f\x11\x78\xa8\x6f\x26\x46\x83\xb4\xcf\x00\x00\x00\x00\x32\xc4\x22\xfd\x22\xcc", 59); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/0); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffd000, /*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; } :327:48: error: use of undeclared identifier 'zx_socket_set_disposition' ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor2405640664 -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 (0.25s) 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_vmar_unmap_handle_close_thread_exit(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x0) (fail_nth: 1) zx_eventpair_create(0x1, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) (async) zx_vmar_map(r0, 0x1d000000, 0x66, 0x0, 0x1ff, 0x20, &(0x7f0000000080)) (rerun: 4) zx_object_set_profile(r1, 0x0, 0x0) zx_socket_create(0x1, &(0x7f00000000c0), &(0x7f0000000100)=0x0) zx_vcpu_write_state(r2, 0xfffffeff, &(0x7f0000000140)=""/191, 0xbf) zx_object_get_info$ZX_INFO_TIMER(r1, 0x19, &(0x7f0000000200)={0x0, 0x0}, 0x18, &(0x7f0000000240), &(0x7f0000000280)) zx_channel_call$fuchsia_hardware_ethernet_DeviceSetClientName(0x0, 0x0, r3, &(0x7f0000010380)={&(0x7f00000002c0)={{}, {0x8, 0xffffffffffffffff}, {'})}/\xfb[{,'}}, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000010340), 0x28, 0x0, 0x10000}, &(0x7f00000103c0), &(0x7f0000010400)) zx_socket_set_disposition(0x0, 0x3, 0x2) zx_channel_call$fuchsia_io_FileSeek(r1, 0x0, 0x0, &(0x7f0000020540)={&(0x7f0000010480)={{}, 0x38d, 0x1}, &(0x7f00000104c0), &(0x7f0000010500), &(0x7f0000020500), 0x1c, 0x0, 0x10000}, &(0x7f0000020580), &(0x7f00000205c0)) syz_execute_func(&(0x7f0000000000)="c40149686ca801c4a1796e1bc4217e5b2c92c4212d73d70bc42145ed44b000c4c17f2ce96464f30f1178a86f264683b4cf0000000032c422fd22cc") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffd000/0x1000)=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[4] = {0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_unmap_handle_close_thread_exit))(/*vmar_handle=*/0, /*addr=*/0x20ffb000, /*len=*/0x2000, /*close_handle=*/0); break; case 1: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_eventpair_create))(/*options=*/1, /*out0=*/0x20000000, /*out1=*/0x20000040); if (res == ZX_OK) { r[0] = *(uint32_t*)0x20000000; r[1] = *(uint32_t*)0x20000040; } break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); } } break; case 3: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_object_set_profile))(/*handle=*/r[1], /*profile=*/0, /*options=*/0); break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_create))(/*options=*/1, /*out0=*/0x200000c0, /*out1=*/0x20000100); if (res == ZX_OK) r[2] = *(uint32_t*)0x20000100; break; case 5: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vcpu_write_state))(/*handle=*/r[2], /*kind=*/0xfffffeff, /*buffer=*/0x20000140, /*buffer_size=*/0xbf); break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(/*handle=*/r[1], /*topic=*/0x19, /*buffer=*/0x20000200, /*buffer_size=*/0x18, /*actual=*/0x20000240, /*avail=*/0x20000280); if (res == ZX_OK) r[3] = *(uint64_t*)0x20000208; break; case 7: *(uint64_t*)0x20010380 = 0x200002c0; *(uint32_t*)0x200002c0 = 0; memset((void*)0x200002c4, 0, 3); *(uint8_t*)0x200002c7 = 1; *(uint64_t*)0x200002c8 = 0x640c922100000000; *(uint64_t*)0x200002d0 = 8; *(uint64_t*)0x200002d8 = -1; memcpy((void*)0x200002e0, "})}/\373[{,", 8); *(uint64_t*)0x20010388 = 0x20000300; *(uint64_t*)0x20010390 = 0x20000340; *(uint64_t*)0x20010398 = 0x20010340; *(uint32_t*)0x200103a0 = 0x28; *(uint32_t*)0x200103a4 = 0; *(uint32_t*)0x200103a8 = 0x10000; *(uint32_t*)0x200103ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/0, /*options=*/0, /*deadline=*/r[3], /*args=*/0x20010380, /*actual_bytes=*/0x200103c0, /*actual_handles=*/0x20010400); break; case 8: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); break; case 9: *(uint64_t*)0x20020540 = 0x20010480; *(uint32_t*)0x20010480 = 0; memset((void*)0x20010484, 0, 3); *(uint8_t*)0x20010487 = 1; *(uint64_t*)0x20010488 = 0x782a774500000000; *(uint64_t*)0x20010490 = 0x38d; *(uint32_t*)0x20010498 = 1; *(uint64_t*)0x20020548 = 0x200104c0; *(uint64_t*)0x20020550 = 0x20010500; *(uint64_t*)0x20020558 = 0x20020500; *(uint32_t*)0x20020560 = 0x1c; *(uint32_t*)0x20020564 = 0; *(uint32_t*)0x20020568 = 0x10000; *(uint32_t*)0x2002056c = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/0, /*args=*/0x20020540, /*actual_bytes=*/0x20020580, /*actual_handles=*/0x200205c0); break; case 10: memcpy((void*)0x20000000, "\xc4\x01\x49\x68\x6c\xa8\x01\xc4\xa1\x79\x6e\x1b\xc4\x21\x7e\x5b\x2c\x92\xc4\x21\x2d\x73\xd7\x0b\xc4\x21\x45\xed\x44\xb0\x00\xc4\xc1\x7f\x2c\xe9\x64\x64\xf3\x0f\x11\x78\xa8\x6f\x26\x46\x83\xb4\xcf\x00\x00\x00\x00\x32\xc4\x22\xfd\x22\xcc", 59); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/0); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffd000, /*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; } :311:48: error: use of undeclared identifier 'zx_socket_set_disposition' ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor1007482442 -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 (0.34s) 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:true LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_vmar_unmap_handle_close_thread_exit(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x0) (fail_nth: 1) zx_eventpair_create(0x1, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) (async) zx_vmar_map(r0, 0x1d000000, 0x66, 0x0, 0x1ff, 0x20, &(0x7f0000000080)) (rerun: 4) zx_object_set_profile(r1, 0x0, 0x0) zx_socket_create(0x1, &(0x7f00000000c0), &(0x7f0000000100)=0x0) zx_vcpu_write_state(r2, 0xfffffeff, &(0x7f0000000140)=""/191, 0xbf) zx_object_get_info$ZX_INFO_TIMER(r1, 0x19, &(0x7f0000000200)={0x0, 0x0}, 0x18, &(0x7f0000000240), &(0x7f0000000280)) zx_channel_call$fuchsia_hardware_ethernet_DeviceSetClientName(0x0, 0x0, r3, &(0x7f0000010380)={&(0x7f00000002c0)={{}, {0x8, 0xffffffffffffffff}, {'})}/\xfb[{,'}}, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000010340), 0x28, 0x0, 0x10000}, &(0x7f00000103c0), &(0x7f0000010400)) zx_socket_set_disposition(0x0, 0x3, 0x2) zx_channel_call$fuchsia_io_FileSeek(r1, 0x0, 0x0, &(0x7f0000020540)={&(0x7f0000010480)={{}, 0x38d, 0x1}, &(0x7f00000104c0), &(0x7f0000010500), &(0x7f0000020500), 0x1c, 0x0, 0x10000}, &(0x7f0000020580), &(0x7f00000205c0)) syz_execute_func(&(0x7f0000000000)="c40149686ca801c4a1796e1bc4217e5b2c92c4212d73d70bc42145ed44b000c4c17f2ce96464f30f1178a86f264683b4cf0000000032c422fd22cc") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffd000/0x1000)=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) { fprintf(stderr, "### start\n"); int i, call, thread; for (call = 0; call < 17; call++) { for (thread = 0; thread < (int)(sizeof(threads) / sizeof(threads[0])); thread++) { struct thread_t* th = &threads[thread]; if (!th->created) { th->created = 1; event_init(&th->ready); event_init(&th->done); event_set(&th->done); thread_start(thr, th); } if (!event_isset(&th->done)) continue; event_reset(&th->done); th->call = call; __atomic_fetch_add(&running, 1, __ATOMIC_RELAXED); event_set(&th->ready); if (call == 1) break; event_timedwait(&th->done, 50); break; } } for (i = 0; i < 100 && __atomic_load_n(&running, __ATOMIC_RELAXED); i++) sleep_ms(1); } static void execute_one(void); static void loop(void) { execute_one(); } uint64_t r[4] = {0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_unmap_handle_close_thread_exit))(/*vmar_handle=*/0, /*addr=*/0x20ffb000, /*len=*/0x2000, /*close_handle=*/0); fprintf(stderr, "### call=0 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); break; case 1: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_eventpair_create))(/*options=*/1, /*out0=*/0x20000000, /*out1=*/0x20000040); fprintf(stderr, "### call=1 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); if (res == ZX_OK) { r[0] = *(uint32_t*)0x20000000; r[1] = *(uint32_t*)0x20000040; } break; case 2: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); fprintf(stderr, "### call=2 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); } } break; case 3: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_object_set_profile))(/*handle=*/r[1], /*profile=*/0, /*options=*/0); fprintf(stderr, "### call=3 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); break; case 4: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_create))(/*options=*/1, /*out0=*/0x200000c0, /*out1=*/0x20000100); fprintf(stderr, "### call=4 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); if (res == ZX_OK) r[2] = *(uint32_t*)0x20000100; break; case 5: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vcpu_write_state))(/*handle=*/r[2], /*kind=*/0xfffffeff, /*buffer=*/0x20000140, /*buffer_size=*/0xbf); fprintf(stderr, "### call=5 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); break; case 6: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(/*handle=*/r[1], /*topic=*/0x19, /*buffer=*/0x20000200, /*buffer_size=*/0x18, /*actual=*/0x20000240, /*avail=*/0x20000280); fprintf(stderr, "### call=6 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); if (res == ZX_OK) r[3] = *(uint64_t*)0x20000208; break; case 7: *(uint64_t*)0x20010380 = 0x200002c0; *(uint32_t*)0x200002c0 = 0; memset((void*)0x200002c4, 0, 3); *(uint8_t*)0x200002c7 = 1; *(uint64_t*)0x200002c8 = 0x640c922100000000; *(uint64_t*)0x200002d0 = 8; *(uint64_t*)0x200002d8 = -1; memcpy((void*)0x200002e0, "})}/\373[{,", 8); *(uint64_t*)0x20010388 = 0x20000300; *(uint64_t*)0x20010390 = 0x20000340; *(uint64_t*)0x20010398 = 0x20010340; *(uint32_t*)0x200103a0 = 0x28; *(uint32_t*)0x200103a4 = 0; *(uint32_t*)0x200103a8 = 0x10000; *(uint32_t*)0x200103ac = 0; res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/0, /*options=*/0, /*deadline=*/r[3], /*args=*/0x20010380, /*actual_bytes=*/0x200103c0, /*actual_handles=*/0x20010400); fprintf(stderr, "### call=7 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); break; case 8: res = -1; errno = EFAULT; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); fprintf(stderr, "### call=8 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); break; case 9: *(uint64_t*)0x20020540 = 0x20010480; *(uint32_t*)0x20010480 = 0; memset((void*)0x20010484, 0, 3); *(uint8_t*)0x20010487 = 1; *(uint64_t*)0x20010488 = 0x782a774500000000; *(uint64_t*)0x20010490 = 0x38d; *(uint32_t*)0x20010498 = 1; *(uint64_t*)0x20020548 = 0x200104c0; *(uint64_t*)0x20020550 = 0x20010500; *(uint64_t*)0x20020558 = 0x20020500; *(uint32_t*)0x20020560 = 0x1c; *(uint32_t*)0x20020564 = 0; *(uint32_t*)0x20020568 = 0x10000; *(uint32_t*)0x2002056c = 0; res = -1; errno = EFAULT; 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=*/0, /*args=*/0x20020540, /*actual_bytes=*/0x20020580, /*actual_handles=*/0x200205c0); fprintf(stderr, "### call=9 errno=%u\n", (intptr_t)(int)res == -1 ? errno : 0); break; case 10: memcpy((void*)0x20000000, "\xc4\x01\x49\x68\x6c\xa8\x01\xc4\xa1\x79\x6e\x1b\xc4\x21\x7e\x5b\x2c\x92\xc4\x21\x2d\x73\xd7\x0b\xc4\x21\x45\xed\x44\xb0\x00\xc4\xc1\x7f\x2c\xe9\x64\x64\xf3\x0f\x11\x78\xa8\x6f\x26\x46\x83\xb4\xcf\x00\x00\x00\x00\x32\xc4\x22\xfd\x22\xcc", 59); res = -1; errno = EFAULT; res = syz_execute_func(/*text=*/0x20000000); fprintf(stderr, "### call=10 errno=%u\n", res == -1 ? errno : 0); break; case 11: res = -1; errno = EFAULT; res = syz_future_time(/*when=*/0); fprintf(stderr, "### call=11 errno=%u\n", res == -1 ? errno : 0); break; case 12: res = -1; errno = EFAULT; res = syz_job_default(); fprintf(stderr, "### call=12 errno=%u\n", res == -1 ? errno : 0); break; case 13: res = -1; errno = EFAULT; res = syz_mmap(/*addr=*/0x20ffd000, /*len=*/0x1000); fprintf(stderr, "### call=13 errno=%u\n", res == -1 ? errno : 0); break; case 14: res = -1; errno = EFAULT; res = syz_process_self(); fprintf(stderr, "### call=14 errno=%u\n", res == -1 ? errno : 0); break; case 15: res = -1; errno = EFAULT; res = syz_thread_self(); fprintf(stderr, "### call=15 errno=%u\n", res == -1 ? errno : 0); break; case 16: res = -1; errno = EFAULT; res = syz_vmar_root_self(); fprintf(stderr, "### call=16 errno=%u\n", res == -1 ? errno : 0); break; } } int main(void) { syz_mmap(/*addr=*/0x20000000, /*len=*/0x1000000); setup_fault(); use_temporary_dir(); do_sandbox_none(); return 0; } :347:54: error: use of undeclared identifier 'zx_socket_set_disposition' res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor96950990 -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 (0.29s) 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_vmar_unmap_handle_close_thread_exit(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x0) (fail_nth: 1) zx_eventpair_create(0x1, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) (async) zx_vmar_map(r0, 0x1d000000, 0x66, 0x0, 0x1ff, 0x20, &(0x7f0000000080)) (rerun: 4) zx_object_set_profile(r1, 0x0, 0x0) zx_socket_create(0x1, &(0x7f00000000c0), &(0x7f0000000100)=0x0) zx_vcpu_write_state(r2, 0xfffffeff, &(0x7f0000000140)=""/191, 0xbf) zx_object_get_info$ZX_INFO_TIMER(r1, 0x19, &(0x7f0000000200)={0x0, 0x0}, 0x18, &(0x7f0000000240), &(0x7f0000000280)) zx_channel_call$fuchsia_hardware_ethernet_DeviceSetClientName(0x0, 0x0, r3, &(0x7f0000010380)={&(0x7f00000002c0)={{}, {0x8, 0xffffffffffffffff}, {'})}/\xfb[{,'}}, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000010340), 0x28, 0x0, 0x10000}, &(0x7f00000103c0), &(0x7f0000010400)) zx_socket_set_disposition(0x0, 0x3, 0x2) zx_channel_call$fuchsia_io_FileSeek(r1, 0x0, 0x0, &(0x7f0000020540)={&(0x7f0000010480)={{}, 0x38d, 0x1}, &(0x7f00000104c0), &(0x7f0000010500), &(0x7f0000020500), 0x1c, 0x0, 0x10000}, &(0x7f0000020580), &(0x7f00000205c0)) syz_execute_func(&(0x7f0000000000)="c40149686ca801c4a1796e1bc4217e5b2c92c4212d73d70bc42145ed44b000c4c17f2ce96464f30f1178a86f264683b4cf0000000032c422fd22cc") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffd000/0x1000)=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[4] = {0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_unmap_handle_close_thread_exit))(/*vmar_handle=*/0, /*addr=*/0x20ffb000, /*len=*/0x2000, /*close_handle=*/0); break; case 1: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_eventpair_create))(/*options=*/1, /*out0=*/0x20000000, /*out1=*/0x20000040); if (res == ZX_OK) { r[0] = *(uint32_t*)0x20000000; r[1] = *(uint32_t*)0x20000040; } break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); } } break; case 3: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_object_set_profile))(/*handle=*/r[1], /*profile=*/0, /*options=*/0); break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_create))(/*options=*/1, /*out0=*/0x200000c0, /*out1=*/0x20000100); if (res == ZX_OK) r[2] = *(uint32_t*)0x20000100; break; case 5: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vcpu_write_state))(/*handle=*/r[2], /*kind=*/0xfffffeff, /*buffer=*/0x20000140, /*buffer_size=*/0xbf); break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(/*handle=*/r[1], /*topic=*/0x19, /*buffer=*/0x20000200, /*buffer_size=*/0x18, /*actual=*/0x20000240, /*avail=*/0x20000280); if (res == ZX_OK) r[3] = *(uint64_t*)0x20000208; break; case 7: *(uint64_t*)0x20010380 = 0x200002c0; *(uint32_t*)0x200002c0 = 0; memset((void*)0x200002c4, 0, 3); *(uint8_t*)0x200002c7 = 1; *(uint64_t*)0x200002c8 = 0x640c922100000000; *(uint64_t*)0x200002d0 = 8; *(uint64_t*)0x200002d8 = -1; memcpy((void*)0x200002e0, "})}/\373[{,", 8); *(uint64_t*)0x20010388 = 0x20000300; *(uint64_t*)0x20010390 = 0x20000340; *(uint64_t*)0x20010398 = 0x20010340; *(uint32_t*)0x200103a0 = 0x28; *(uint32_t*)0x200103a4 = 0; *(uint32_t*)0x200103a8 = 0x10000; *(uint32_t*)0x200103ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/0, /*options=*/0, /*deadline=*/r[3], /*args=*/0x20010380, /*actual_bytes=*/0x200103c0, /*actual_handles=*/0x20010400); break; case 8: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); break; case 9: *(uint64_t*)0x20020540 = 0x20010480; *(uint32_t*)0x20010480 = 0; memset((void*)0x20010484, 0, 3); *(uint8_t*)0x20010487 = 1; *(uint64_t*)0x20010488 = 0x782a774500000000; *(uint64_t*)0x20010490 = 0x38d; *(uint32_t*)0x20010498 = 1; *(uint64_t*)0x20020548 = 0x200104c0; *(uint64_t*)0x20020550 = 0x20010500; *(uint64_t*)0x20020558 = 0x20020500; *(uint32_t*)0x20020560 = 0x1c; *(uint32_t*)0x20020564 = 0; *(uint32_t*)0x20020568 = 0x10000; *(uint32_t*)0x2002056c = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/0, /*args=*/0x20020540, /*actual_bytes=*/0x20020580, /*actual_handles=*/0x200205c0); break; case 10: memcpy((void*)0x20000000, "\xc4\x01\x49\x68\x6c\xa8\x01\xc4\xa1\x79\x6e\x1b\xc4\x21\x7e\x5b\x2c\x92\xc4\x21\x2d\x73\xd7\x0b\xc4\x21\x45\xed\x44\xb0\x00\xc4\xc1\x7f\x2c\xe9\x64\x64\xf3\x0f\x11\x78\xa8\x6f\x26\x46\x83\xb4\xcf\x00\x00\x00\x00\x32\xc4\x22\xfd\x22\xcc", 59); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/0); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffd000, /*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; } :325:48: error: use of undeclared identifier 'zx_socket_set_disposition' ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor523608729 -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 (0.20s) 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_vmar_unmap_handle_close_thread_exit(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x0) (fail_nth: 1) zx_eventpair_create(0x1, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) (async) zx_vmar_map(r0, 0x1d000000, 0x66, 0x0, 0x1ff, 0x20, &(0x7f0000000080)) (rerun: 4) zx_object_set_profile(r1, 0x0, 0x0) zx_socket_create(0x1, &(0x7f00000000c0), &(0x7f0000000100)=0x0) zx_vcpu_write_state(r2, 0xfffffeff, &(0x7f0000000140)=""/191, 0xbf) zx_object_get_info$ZX_INFO_TIMER(r1, 0x19, &(0x7f0000000200)={0x0, 0x0}, 0x18, &(0x7f0000000240), &(0x7f0000000280)) zx_channel_call$fuchsia_hardware_ethernet_DeviceSetClientName(0x0, 0x0, r3, &(0x7f0000010380)={&(0x7f00000002c0)={{}, {0x8, 0xffffffffffffffff}, {'})}/\xfb[{,'}}, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000010340), 0x28, 0x0, 0x10000}, &(0x7f00000103c0), &(0x7f0000010400)) zx_socket_set_disposition(0x0, 0x3, 0x2) zx_channel_call$fuchsia_io_FileSeek(r1, 0x0, 0x0, &(0x7f0000020540)={&(0x7f0000010480)={{}, 0x38d, 0x1}, &(0x7f00000104c0), &(0x7f0000010500), &(0x7f0000020500), 0x1c, 0x0, 0x10000}, &(0x7f0000020580), &(0x7f00000205c0)) syz_execute_func(&(0x7f0000000000)="c40149686ca801c4a1796e1bc4217e5b2c92c4212d73d70bc42145ed44b000c4c17f2ce96464f30f1178a86f264683b4cf0000000032c422fd22cc") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffd000/0x1000)=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[4] = {0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_unmap_handle_close_thread_exit))(/*vmar_handle=*/0, /*addr=*/0x20ffb000, /*len=*/0x2000, /*close_handle=*/0); break; case 1: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_eventpair_create))(/*options=*/1, /*out0=*/0x20000000, /*out1=*/0x20000040); if (res == ZX_OK) { r[0] = *(uint32_t*)0x20000000; r[1] = *(uint32_t*)0x20000040; } break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); } } break; case 3: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_object_set_profile))(/*handle=*/r[1], /*profile=*/0, /*options=*/0); break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_create))(/*options=*/1, /*out0=*/0x200000c0, /*out1=*/0x20000100); if (res == ZX_OK) r[2] = *(uint32_t*)0x20000100; break; case 5: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vcpu_write_state))(/*handle=*/r[2], /*kind=*/0xfffffeff, /*buffer=*/0x20000140, /*buffer_size=*/0xbf); break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(/*handle=*/r[1], /*topic=*/0x19, /*buffer=*/0x20000200, /*buffer_size=*/0x18, /*actual=*/0x20000240, /*avail=*/0x20000280); if (res == ZX_OK) r[3] = *(uint64_t*)0x20000208; break; case 7: *(uint64_t*)0x20010380 = 0x200002c0; *(uint32_t*)0x200002c0 = 0; memset((void*)0x200002c4, 0, 3); *(uint8_t*)0x200002c7 = 1; *(uint64_t*)0x200002c8 = 0x640c922100000000; *(uint64_t*)0x200002d0 = 8; *(uint64_t*)0x200002d8 = -1; memcpy((void*)0x200002e0, "})}/\373[{,", 8); *(uint64_t*)0x20010388 = 0x20000300; *(uint64_t*)0x20010390 = 0x20000340; *(uint64_t*)0x20010398 = 0x20010340; *(uint32_t*)0x200103a0 = 0x28; *(uint32_t*)0x200103a4 = 0; *(uint32_t*)0x200103a8 = 0x10000; *(uint32_t*)0x200103ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/0, /*options=*/0, /*deadline=*/r[3], /*args=*/0x20010380, /*actual_bytes=*/0x200103c0, /*actual_handles=*/0x20010400); break; case 8: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); break; case 9: *(uint64_t*)0x20020540 = 0x20010480; *(uint32_t*)0x20010480 = 0; memset((void*)0x20010484, 0, 3); *(uint8_t*)0x20010487 = 1; *(uint64_t*)0x20010488 = 0x782a774500000000; *(uint64_t*)0x20010490 = 0x38d; *(uint32_t*)0x20010498 = 1; *(uint64_t*)0x20020548 = 0x200104c0; *(uint64_t*)0x20020550 = 0x20010500; *(uint64_t*)0x20020558 = 0x20020500; *(uint32_t*)0x20020560 = 0x1c; *(uint32_t*)0x20020564 = 0; *(uint32_t*)0x20020568 = 0x10000; *(uint32_t*)0x2002056c = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/0, /*args=*/0x20020540, /*actual_bytes=*/0x20020580, /*actual_handles=*/0x200205c0); break; case 10: memcpy((void*)0x20000000, "\xc4\x01\x49\x68\x6c\xa8\x01\xc4\xa1\x79\x6e\x1b\xc4\x21\x7e\x5b\x2c\x92\xc4\x21\x2d\x73\xd7\x0b\xc4\x21\x45\xed\x44\xb0\x00\xc4\xc1\x7f\x2c\xe9\x64\x64\xf3\x0f\x11\x78\xa8\x6f\x26\x46\x83\xb4\xcf\x00\x00\x00\x00\x32\xc4\x22\xfd\x22\xcc", 59); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/0); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffd000, /*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; } :323:48: error: use of undeclared identifier 'zx_socket_set_disposition' ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor2587854519 -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/amd64/9 (0.27s) csource_test.go:150: opts: {Threaded:true Repeat:true RepeatTimes:0 Procs:0 Slowdown:1 Sandbox:none SandboxArg:9223372036854775807 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_vmar_unmap_handle_close_thread_exit(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x0) (fail_nth: 1) zx_eventpair_create(0x1, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) (async) zx_vmar_map(r0, 0x1d000000, 0x66, 0x0, 0x1ff, 0x20, &(0x7f0000000080)) (rerun: 4) zx_object_set_profile(r1, 0x0, 0x0) zx_socket_create(0x1, &(0x7f00000000c0), &(0x7f0000000100)=0x0) zx_vcpu_write_state(r2, 0xfffffeff, &(0x7f0000000140)=""/191, 0xbf) zx_object_get_info$ZX_INFO_TIMER(r1, 0x19, &(0x7f0000000200)={0x0, 0x0}, 0x18, &(0x7f0000000240), &(0x7f0000000280)) zx_channel_call$fuchsia_hardware_ethernet_DeviceSetClientName(0x0, 0x0, r3, &(0x7f0000010380)={&(0x7f00000002c0)={{}, {0x8, 0xffffffffffffffff}, {'})}/\xfb[{,'}}, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000010340), 0x28, 0x0, 0x10000}, &(0x7f00000103c0), &(0x7f0000010400)) zx_socket_set_disposition(0x0, 0x3, 0x2) zx_channel_call$fuchsia_io_FileSeek(r1, 0x0, 0x0, &(0x7f0000020540)={&(0x7f0000010480)={{}, 0x38d, 0x1}, &(0x7f00000104c0), &(0x7f0000010500), &(0x7f0000020500), 0x1c, 0x0, 0x10000}, &(0x7f0000020580), &(0x7f00000205c0)) syz_execute_func(&(0x7f0000000000)="c40149686ca801c4a1796e1bc4217e5b2c92c4212d73d70bc42145ed44b000c4c17f2ce96464f30f1178a86f264683b4cf0000000032c422fd22cc") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffd000/0x1000)=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[4] = {0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_unmap_handle_close_thread_exit))(/*vmar_handle=*/0, /*addr=*/0x20ffb000, /*len=*/0x2000, /*close_handle=*/0); break; case 1: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_eventpair_create))(/*options=*/1, /*out0=*/0x20000000, /*out1=*/0x20000040); if (res == ZX_OK) { r[0] = *(uint32_t*)0x20000000; r[1] = *(uint32_t*)0x20000040; } break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); } } break; case 3: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_object_set_profile))(/*handle=*/r[1], /*profile=*/0, /*options=*/0); break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_create))(/*options=*/1, /*out0=*/0x200000c0, /*out1=*/0x20000100); if (res == ZX_OK) r[2] = *(uint32_t*)0x20000100; break; case 5: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vcpu_write_state))(/*handle=*/r[2], /*kind=*/0xfffffeff, /*buffer=*/0x20000140, /*buffer_size=*/0xbf); break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(/*handle=*/r[1], /*topic=*/0x19, /*buffer=*/0x20000200, /*buffer_size=*/0x18, /*actual=*/0x20000240, /*avail=*/0x20000280); if (res == ZX_OK) r[3] = *(uint64_t*)0x20000208; break; case 7: *(uint64_t*)0x20010380 = 0x200002c0; *(uint32_t*)0x200002c0 = 0; memset((void*)0x200002c4, 0, 3); *(uint8_t*)0x200002c7 = 1; *(uint64_t*)0x200002c8 = 0x640c922100000000; *(uint64_t*)0x200002d0 = 8; *(uint64_t*)0x200002d8 = -1; memcpy((void*)0x200002e0, "})}/\373[{,", 8); *(uint64_t*)0x20010388 = 0x20000300; *(uint64_t*)0x20010390 = 0x20000340; *(uint64_t*)0x20010398 = 0x20010340; *(uint32_t*)0x200103a0 = 0x28; *(uint32_t*)0x200103a4 = 0; *(uint32_t*)0x200103a8 = 0x10000; *(uint32_t*)0x200103ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/0, /*options=*/0, /*deadline=*/r[3], /*args=*/0x20010380, /*actual_bytes=*/0x200103c0, /*actual_handles=*/0x20010400); break; case 8: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); break; case 9: *(uint64_t*)0x20020540 = 0x20010480; *(uint32_t*)0x20010480 = 0; memset((void*)0x20010484, 0, 3); *(uint8_t*)0x20010487 = 1; *(uint64_t*)0x20010488 = 0x782a774500000000; *(uint64_t*)0x20010490 = 0x38d; *(uint32_t*)0x20010498 = 1; *(uint64_t*)0x20020548 = 0x200104c0; *(uint64_t*)0x20020550 = 0x20010500; *(uint64_t*)0x20020558 = 0x20020500; *(uint32_t*)0x20020560 = 0x1c; *(uint32_t*)0x20020564 = 0; *(uint32_t*)0x20020568 = 0x10000; *(uint32_t*)0x2002056c = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/0, /*args=*/0x20020540, /*actual_bytes=*/0x20020580, /*actual_handles=*/0x200205c0); break; case 10: memcpy((void*)0x20000000, "\xc4\x01\x49\x68\x6c\xa8\x01\xc4\xa1\x79\x6e\x1b\xc4\x21\x7e\x5b\x2c\x92\xc4\x21\x2d\x73\xd7\x0b\xc4\x21\x45\xed\x44\xb0\x00\xc4\xc1\x7f\x2c\xe9\x64\x64\xf3\x0f\x11\x78\xa8\x6f\x26\x46\x83\xb4\xcf\x00\x00\x00\x00\x32\xc4\x22\xfd\x22\xcc", 59); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/0); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffd000, /*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; } :323:48: error: use of undeclared identifier 'zx_socket_set_disposition' ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor404456976 -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/amd64/8 (0.27s) csource_test.go:150: opts: {Threaded:true Repeat:true RepeatTimes:0 Procs:0 Slowdown:1 Sandbox:none SandboxArg:-9223372036854775808 Leak:false NetInjection:false NetDevices:false NetReset:false Cgroups:false BinfmtMisc:false CloseFDs:false KCSAN:false DevlinkPCI:false NicVF:false USB:false VhciInjection:false Wifi:false IEEE802154:false Sysctl:false Swap:false UseTmpDir:true HandleSegv:false Repro:false Trace:false LegacyOptions:{Collide:false Fault:false FaultCall:0 FaultNth:0}} program: zx_vmar_unmap_handle_close_thread_exit(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x0) (fail_nth: 1) zx_eventpair_create(0x1, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) (async) zx_vmar_map(r0, 0x1d000000, 0x66, 0x0, 0x1ff, 0x20, &(0x7f0000000080)) (rerun: 4) zx_object_set_profile(r1, 0x0, 0x0) zx_socket_create(0x1, &(0x7f00000000c0), &(0x7f0000000100)=0x0) zx_vcpu_write_state(r2, 0xfffffeff, &(0x7f0000000140)=""/191, 0xbf) zx_object_get_info$ZX_INFO_TIMER(r1, 0x19, &(0x7f0000000200)={0x0, 0x0}, 0x18, &(0x7f0000000240), &(0x7f0000000280)) zx_channel_call$fuchsia_hardware_ethernet_DeviceSetClientName(0x0, 0x0, r3, &(0x7f0000010380)={&(0x7f00000002c0)={{}, {0x8, 0xffffffffffffffff}, {'})}/\xfb[{,'}}, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000010340), 0x28, 0x0, 0x10000}, &(0x7f00000103c0), &(0x7f0000010400)) zx_socket_set_disposition(0x0, 0x3, 0x2) zx_channel_call$fuchsia_io_FileSeek(r1, 0x0, 0x0, &(0x7f0000020540)={&(0x7f0000010480)={{}, 0x38d, 0x1}, &(0x7f00000104c0), &(0x7f0000010500), &(0x7f0000020500), 0x1c, 0x0, 0x10000}, &(0x7f0000020580), &(0x7f00000205c0)) syz_execute_func(&(0x7f0000000000)="c40149686ca801c4a1796e1bc4217e5b2c92c4212d73d70bc42145ed44b000c4c17f2ce96464f30f1178a86f264683b4cf0000000032c422fd22cc") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffd000/0x1000)=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[4] = {0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_unmap_handle_close_thread_exit))(/*vmar_handle=*/0, /*addr=*/0x20ffb000, /*len=*/0x2000, /*close_handle=*/0); break; case 1: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_eventpair_create))(/*options=*/1, /*out0=*/0x20000000, /*out1=*/0x20000040); if (res == ZX_OK) { r[0] = *(uint32_t*)0x20000000; r[1] = *(uint32_t*)0x20000040; } break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); } } break; case 3: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_object_set_profile))(/*handle=*/r[1], /*profile=*/0, /*options=*/0); break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_create))(/*options=*/1, /*out0=*/0x200000c0, /*out1=*/0x20000100); if (res == ZX_OK) r[2] = *(uint32_t*)0x20000100; break; case 5: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vcpu_write_state))(/*handle=*/r[2], /*kind=*/0xfffffeff, /*buffer=*/0x20000140, /*buffer_size=*/0xbf); break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(/*handle=*/r[1], /*topic=*/0x19, /*buffer=*/0x20000200, /*buffer_size=*/0x18, /*actual=*/0x20000240, /*avail=*/0x20000280); if (res == ZX_OK) r[3] = *(uint64_t*)0x20000208; break; case 7: *(uint64_t*)0x20010380 = 0x200002c0; *(uint32_t*)0x200002c0 = 0; memset((void*)0x200002c4, 0, 3); *(uint8_t*)0x200002c7 = 1; *(uint64_t*)0x200002c8 = 0x640c922100000000; *(uint64_t*)0x200002d0 = 8; *(uint64_t*)0x200002d8 = -1; memcpy((void*)0x200002e0, "})}/\373[{,", 8); *(uint64_t*)0x20010388 = 0x20000300; *(uint64_t*)0x20010390 = 0x20000340; *(uint64_t*)0x20010398 = 0x20010340; *(uint32_t*)0x200103a0 = 0x28; *(uint32_t*)0x200103a4 = 0; *(uint32_t*)0x200103a8 = 0x10000; *(uint32_t*)0x200103ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/0, /*options=*/0, /*deadline=*/r[3], /*args=*/0x20010380, /*actual_bytes=*/0x200103c0, /*actual_handles=*/0x20010400); break; case 8: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); break; case 9: *(uint64_t*)0x20020540 = 0x20010480; *(uint32_t*)0x20010480 = 0; memset((void*)0x20010484, 0, 3); *(uint8_t*)0x20010487 = 1; *(uint64_t*)0x20010488 = 0x782a774500000000; *(uint64_t*)0x20010490 = 0x38d; *(uint32_t*)0x20010498 = 1; *(uint64_t*)0x20020548 = 0x200104c0; *(uint64_t*)0x20020550 = 0x20010500; *(uint64_t*)0x20020558 = 0x20020500; *(uint32_t*)0x20020560 = 0x1c; *(uint32_t*)0x20020564 = 0; *(uint32_t*)0x20020568 = 0x10000; *(uint32_t*)0x2002056c = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/0, /*args=*/0x20020540, /*actual_bytes=*/0x20020580, /*actual_handles=*/0x200205c0); break; case 10: memcpy((void*)0x20000000, "\xc4\x01\x49\x68\x6c\xa8\x01\xc4\xa1\x79\x6e\x1b\xc4\x21\x7e\x5b\x2c\x92\xc4\x21\x2d\x73\xd7\x0b\xc4\x21\x45\xed\x44\xb0\x00\xc4\xc1\x7f\x2c\xe9\x64\x64\xf3\x0f\x11\x78\xa8\x6f\x26\x46\x83\xb4\xcf\x00\x00\x00\x00\x32\xc4\x22\xfd\x22\xcc", 59); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/0); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffd000, /*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; } :323:48: error: use of undeclared identifier 'zx_socket_set_disposition' ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor3120569448 -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 (0.22s) 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_vmar_unmap_handle_close_thread_exit(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x0) (fail_nth: 1) zx_eventpair_create(0x1, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) (async) zx_vmar_map(r0, 0x1d000000, 0x66, 0x0, 0x1ff, 0x20, &(0x7f0000000080)) (rerun: 4) zx_object_set_profile(r1, 0x0, 0x0) zx_socket_create(0x1, &(0x7f00000000c0), &(0x7f0000000100)=0x0) zx_vcpu_write_state(r2, 0xfffffeff, &(0x7f0000000140)=""/191, 0xbf) zx_object_get_info$ZX_INFO_TIMER(r1, 0x19, &(0x7f0000000200)={0x0, 0x0}, 0x18, &(0x7f0000000240), &(0x7f0000000280)) zx_channel_call$fuchsia_hardware_ethernet_DeviceSetClientName(0x0, 0x0, r3, &(0x7f0000010380)={&(0x7f00000002c0)={{}, {0x8, 0xffffffffffffffff}, {'})}/\xfb[{,'}}, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000010340), 0x28, 0x0, 0x10000}, &(0x7f00000103c0), &(0x7f0000010400)) zx_socket_set_disposition(0x0, 0x3, 0x2) zx_channel_call$fuchsia_io_FileSeek(r1, 0x0, 0x0, &(0x7f0000020540)={&(0x7f0000010480)={{}, 0x38d, 0x1}, &(0x7f00000104c0), &(0x7f0000010500), &(0x7f0000020500), 0x1c, 0x0, 0x10000}, &(0x7f0000020580), &(0x7f00000205c0)) syz_execute_func(&(0x7f0000000000)="c40149686ca801c4a1796e1bc4217e5b2c92c4212d73d70bc42145ed44b000c4c17f2ce96464f30f1178a86f264683b4cf0000000032c422fd22cc") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffd000/0x1000)=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[4] = {0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_unmap_handle_close_thread_exit))(/*vmar_handle=*/0, /*addr=*/0x20ffb000, /*len=*/0x2000, /*close_handle=*/0); break; case 1: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_eventpair_create))(/*options=*/1, /*out0=*/0x20000000, /*out1=*/0x20000040); if (res == ZX_OK) { r[0] = *(uint32_t*)0x20000000; r[1] = *(uint32_t*)0x20000040; } break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); } } break; case 3: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_object_set_profile))(/*handle=*/r[1], /*profile=*/0, /*options=*/0); break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_create))(/*options=*/1, /*out0=*/0x200000c0, /*out1=*/0x20000100); if (res == ZX_OK) r[2] = *(uint32_t*)0x20000100; break; case 5: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vcpu_write_state))(/*handle=*/r[2], /*kind=*/0xfffffeff, /*buffer=*/0x20000140, /*buffer_size=*/0xbf); break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(/*handle=*/r[1], /*topic=*/0x19, /*buffer=*/0x20000200, /*buffer_size=*/0x18, /*actual=*/0x20000240, /*avail=*/0x20000280); if (res == ZX_OK) r[3] = *(uint64_t*)0x20000208; break; case 7: *(uint64_t*)0x20010380 = 0x200002c0; *(uint32_t*)0x200002c0 = 0; memset((void*)0x200002c4, 0, 3); *(uint8_t*)0x200002c7 = 1; *(uint64_t*)0x200002c8 = 0x640c922100000000; *(uint64_t*)0x200002d0 = 8; *(uint64_t*)0x200002d8 = -1; memcpy((void*)0x200002e0, "})}/\373[{,", 8); *(uint64_t*)0x20010388 = 0x20000300; *(uint64_t*)0x20010390 = 0x20000340; *(uint64_t*)0x20010398 = 0x20010340; *(uint32_t*)0x200103a0 = 0x28; *(uint32_t*)0x200103a4 = 0; *(uint32_t*)0x200103a8 = 0x10000; *(uint32_t*)0x200103ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/0, /*options=*/0, /*deadline=*/r[3], /*args=*/0x20010380, /*actual_bytes=*/0x200103c0, /*actual_handles=*/0x20010400); break; case 8: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); break; case 9: *(uint64_t*)0x20020540 = 0x20010480; *(uint32_t*)0x20010480 = 0; memset((void*)0x20010484, 0, 3); *(uint8_t*)0x20010487 = 1; *(uint64_t*)0x20010488 = 0x782a774500000000; *(uint64_t*)0x20010490 = 0x38d; *(uint32_t*)0x20010498 = 1; *(uint64_t*)0x20020548 = 0x200104c0; *(uint64_t*)0x20020550 = 0x20010500; *(uint64_t*)0x20020558 = 0x20020500; *(uint32_t*)0x20020560 = 0x1c; *(uint32_t*)0x20020564 = 0; *(uint32_t*)0x20020568 = 0x10000; *(uint32_t*)0x2002056c = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/0, /*args=*/0x20020540, /*actual_bytes=*/0x20020580, /*actual_handles=*/0x200205c0); break; case 10: memcpy((void*)0x20000000, "\xc4\x01\x49\x68\x6c\xa8\x01\xc4\xa1\x79\x6e\x1b\xc4\x21\x7e\x5b\x2c\x92\xc4\x21\x2d\x73\xd7\x0b\xc4\x21\x45\xed\x44\xb0\x00\xc4\xc1\x7f\x2c\xe9\x64\x64\xf3\x0f\x11\x78\xa8\x6f\x26\x46\x83\xb4\xcf\x00\x00\x00\x00\x32\xc4\x22\xfd\x22\xcc", 59); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/0); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffd000, /*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; } :323:48: error: use of undeclared identifier 'zx_socket_set_disposition' ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor2804872459 -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 (0.25s) 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_vmar_unmap_handle_close_thread_exit(0x0, &(0x7f0000ffb000/0x2000)=nil, 0x2000, 0x0) (fail_nth: 1) zx_eventpair_create(0x1, &(0x7f0000000000)=0x0, &(0x7f0000000040)=0x0) (async) zx_vmar_map(r0, 0x1d000000, 0x66, 0x0, 0x1ff, 0x20, &(0x7f0000000080)) (rerun: 4) zx_object_set_profile(r1, 0x0, 0x0) zx_socket_create(0x1, &(0x7f00000000c0), &(0x7f0000000100)=0x0) zx_vcpu_write_state(r2, 0xfffffeff, &(0x7f0000000140)=""/191, 0xbf) zx_object_get_info$ZX_INFO_TIMER(r1, 0x19, &(0x7f0000000200)={0x0, 0x0}, 0x18, &(0x7f0000000240), &(0x7f0000000280)) zx_channel_call$fuchsia_hardware_ethernet_DeviceSetClientName(0x0, 0x0, r3, &(0x7f0000010380)={&(0x7f00000002c0)={{}, {0x8, 0xffffffffffffffff}, {'})}/\xfb[{,'}}, &(0x7f0000000300), &(0x7f0000000340), &(0x7f0000010340), 0x28, 0x0, 0x10000}, &(0x7f00000103c0), &(0x7f0000010400)) zx_socket_set_disposition(0x0, 0x3, 0x2) zx_channel_call$fuchsia_io_FileSeek(r1, 0x0, 0x0, &(0x7f0000020540)={&(0x7f0000010480)={{}, 0x38d, 0x1}, &(0x7f00000104c0), &(0x7f0000010500), &(0x7f0000020500), 0x1c, 0x0, 0x10000}, &(0x7f0000020580), &(0x7f00000205c0)) syz_execute_func(&(0x7f0000000000)="c40149686ca801c4a1796e1bc4217e5b2c92c4212d73d70bc42145ed44b000c4c17f2ce96464f30f1178a86f264683b4cf0000000032c422fd22cc") syz_future_time(0x0) syz_job_default() syz_mmap(&(0x7f0000ffd000/0x1000)=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[4] = {0x0, 0x0, 0x0, 0x0}; void execute_call(int call) { intptr_t res = 0; switch (call) { case 0: inject_fault(1); ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_unmap_handle_close_thread_exit))(/*vmar_handle=*/0, /*addr=*/0x20ffb000, /*len=*/0x2000, /*close_handle=*/0); break; case 1: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_eventpair_create))(/*options=*/1, /*out0=*/0x20000000, /*out1=*/0x20000040); if (res == ZX_OK) { r[0] = *(uint32_t*)0x20000000; r[1] = *(uint32_t*)0x20000040; } break; case 2: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); { int i; for(i = 0; i < 4; i++) { ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vmar_map))(/*handle=*/r[0], /*options=*/0x1d000000, /*vmar_offset=*/0x66, /*vmo=*/0, /*vmo_offset=*/0x1ff, /*len=*/0x20, /*mapped_addr=*/0x20000080); } } break; case 3: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_object_set_profile))(/*handle=*/r[1], /*profile=*/0, /*options=*/0); break; case 4: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_create))(/*options=*/1, /*out0=*/0x200000c0, /*out1=*/0x20000100); if (res == ZX_OK) r[2] = *(uint32_t*)0x20000100; break; case 5: ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_vcpu_write_state))(/*handle=*/r[2], /*kind=*/0xfffffeff, /*buffer=*/0x20000140, /*buffer_size=*/0xbf); break; case 6: res = -1; res = ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_object_get_info))(/*handle=*/r[1], /*topic=*/0x19, /*buffer=*/0x20000200, /*buffer_size=*/0x18, /*actual=*/0x20000240, /*avail=*/0x20000280); if (res == ZX_OK) r[3] = *(uint64_t*)0x20000208; break; case 7: *(uint64_t*)0x20010380 = 0x200002c0; *(uint32_t*)0x200002c0 = 0; memset((void*)0x200002c4, 0, 3); *(uint8_t*)0x200002c7 = 1; *(uint64_t*)0x200002c8 = 0x640c922100000000; *(uint64_t*)0x200002d0 = 8; *(uint64_t*)0x200002d8 = -1; memcpy((void*)0x200002e0, "})}/\373[{,", 8); *(uint64_t*)0x20010388 = 0x20000300; *(uint64_t*)0x20010390 = 0x20000340; *(uint64_t*)0x20010398 = 0x20010340; *(uint32_t*)0x200103a0 = 0x28; *(uint32_t*)0x200103a4 = 0; *(uint32_t*)0x200103a8 = 0x10000; *(uint32_t*)0x200103ac = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/0, /*options=*/0, /*deadline=*/r[3], /*args=*/0x20010380, /*actual_bytes=*/0x200103c0, /*actual_handles=*/0x20010400); break; case 8: ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); break; case 9: *(uint64_t*)0x20020540 = 0x20010480; *(uint32_t*)0x20010480 = 0; memset((void*)0x20010484, 0, 3); *(uint8_t*)0x20010487 = 1; *(uint64_t*)0x20010488 = 0x782a774500000000; *(uint64_t*)0x20010490 = 0x38d; *(uint32_t*)0x20010498 = 1; *(uint64_t*)0x20020548 = 0x200104c0; *(uint64_t*)0x20020550 = 0x20010500; *(uint64_t*)0x20020558 = 0x20020500; *(uint32_t*)0x20020560 = 0x1c; *(uint32_t*)0x20020564 = 0; *(uint32_t*)0x20020568 = 0x10000; *(uint32_t*)0x2002056c = 0; ((intptr_t(*)(intptr_t,intptr_t,intptr_t,intptr_t,intptr_t,intptr_t))CAST(zx_channel_call))(/*handle=*/r[1], /*options=*/0, /*deadline=*/0, /*args=*/0x20020540, /*actual_bytes=*/0x20020580, /*actual_handles=*/0x200205c0); break; case 10: memcpy((void*)0x20000000, "\xc4\x01\x49\x68\x6c\xa8\x01\xc4\xa1\x79\x6e\x1b\xc4\x21\x7e\x5b\x2c\x92\xc4\x21\x2d\x73\xd7\x0b\xc4\x21\x45\xed\x44\xb0\x00\xc4\xc1\x7f\x2c\xe9\x64\x64\xf3\x0f\x11\x78\xa8\x6f\x26\x46\x83\xb4\xcf\x00\x00\x00\x00\x32\xc4\x22\xfd\x22\xcc", 59); syz_execute_func(/*text=*/0x20000000); break; case 11: syz_future_time(/*when=*/0); break; case 12: syz_job_default(); break; case 13: syz_mmap(/*addr=*/0x20ffd000, /*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; } :325:48: error: use of undeclared identifier 'zx_socket_set_disposition' ((intptr_t(*)(intptr_t,intptr_t,intptr_t))CAST(zx_socket_set_disposition))(/*handle=*/0, /*disposition=*/3, /*disposition_peer=*/2); ^ 1 error generated. compiler invocation: /syzkaller/shared/fuchsia/prebuilt/third_party/clang/linux-x64/bin/clang [-o /tmp/syz-executor1246392015 -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/amd64/7 (0.27s) csource_test.go:148: --- FAIL: TestGenerate/fuchsia/amd64/3 (0.25s) csource_test.go:148: --- FAIL: TestGenerate/fuchsia/amd64/1 (0.20s) csource_test.go:148: --- FAIL: TestGenerate/fuchsia/amd64/2 (0.28s) csource_test.go:148: FAIL FAIL github.com/google/syzkaller/pkg/csource 17.291s 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 19.945s 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 3.915s ok github.com/google/syzkaller/pkg/ipc 19.702s 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 3.252s ok github.com/google/syzkaller/pkg/osutil (cached) ok github.com/google/syzkaller/pkg/report 13.147s ok github.com/google/syzkaller/pkg/repro 3.707s ok github.com/google/syzkaller/pkg/runtest 61.641s 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 4.081s ok github.com/google/syzkaller/syz-fuzzer 0.612s ok github.com/google/syzkaller/syz-hub 0.061s ok github.com/google/syzkaller/syz-hub/state 2.783s ok github.com/google/syzkaller/syz-manager 5.633s ok github.com/google/syzkaller/syz-verifier 4.666s 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 10.130s ok github.com/google/syzkaller/vm/isolated 2.121s ok github.com/google/syzkaller/vm/proxyapp 4.258s ok github.com/google/syzkaller/vm/vmimpl 2.174s FAIL