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disable compiler to prevent get_current_target() crash #4251

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Merged
lum1n0us merged 1 commit into from
May 12, 2025
Merged

disable compiler to prevent get_current_target() crash #4251

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4 changes: 2 additions & 2 deletions tests/fuzz/wasm-mutator-fuzz/aot-compiler/CMakeLists.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -7,7 +7,7 @@ if(NOT WAMR_BUILD_INTERP)
endif()

set(WAMR_BUILD_WAMR_COMPILER 1)
set(WAMR_BUILD_AOT 1)
set(WAMR_BUILD_AOT 0)
set(WAMR_BUILD_INTERP 1)
set(WAMR_BUILD_JIT 0)

Expand Down Expand Up @@ -69,7 +69,7 @@ target_link_libraries(aotclib PUBLIC ${REQUIRED_LLVM_LIBS})

if(NOT IN_OSS_FUZZ)
message(STATUS "Enable ASan and UBSan in non-oss-fuzz environment")
target_compile_options(aotclib PUBLIC
target_compile_options(aotclib PUBLIC
-fprofile-instr-generate -fcoverage-mapping
-fno-sanitize-recover=all
-fsanitize=address,undefined
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6 changes: 6 additions & 0 deletions tests/fuzz/wasm-mutator-fuzz/aot-compiler/aot_compiler_fuzz.cc
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Expand Up @@ -35,6 +35,12 @@ LLVMFuzzerTestOneInput(const uint8_t *Data, size_t Size)
/* libfuzzer don't allow to modify the given Data, so make a copy here */
std::vector<uint8_t> myData(Data, Data + Size);

if (Size >= 4
&& get_package_type(myData.data(), Size) != Wasm_Module_Bytecode) {
printf("Invalid wasm file: magic header not detected\n");
return 0;
}

wasm_runtime_init();

module = wasm_runtime_load((uint8_t *)myData.data(), Size, error_buf, 120);
Expand Down