blacklist llvmfuzzer functions
MODIFY
llvm_mode/afl-llvm-common.cc
llvm_mode/afl-llvm-common.cc
@@ -43,10 +43,29 @@ char *getBBName(const llvm::BasicBlock *BB) {
/* Note: this blacklist check is also called in isInWhitelist() */
bool isBlacklisted(const llvm::Function *F) {
+ // Starting from "LLVMFuzzer" these are functions used in libfuzzer based
+ // fuzzing campaign installations, e.g. oss-fuzz
+
static const char *Blacklist[] = {
- "asan.", "llvm.", "sancov.", "__ubsan_handle_", "ign.", "__afl_",
- "_fini", "__libc_csu", "__asan", "__msan", "msan."
+ "asan.",
+ "llvm.",
+ "sancov.",
+ "__ubsan_handle_",
+ "ign.",
+ "__afl_",
+ "_fini",
+ "__libc_csu",
+ "__asan",
+ "__msan",
+ "msan.",
+ "LLVMFuzzer",
+ "maybe_duplicate_stderr",
+ "discard_output",
+ "close_stdout",
+ "dup_and_close_stderr",
+ "maybe_close_fd_mask",
+ "ExecuteFilesOnyByOne"
};

blacklist llvmfuzzer functions