libc_thread_freeres.c
546 Bytes
// RUN: %clang_hwasan %s -o %t && %env_hwasan_opts=random_tags=1 %run %t
// REQUIRES: stable-runtime
#include <pthread.h>
#include <sanitizer/hwasan_interface.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
void *ThreadFn(void *) {
strerror_l(-1, 0);
__hwasan_enable_allocator_tagging();
// This will trigger memory deallocation in __strerror_thread_freeres,
// at a point when HwasanThread is already gone.
}
int main() {
pthread_t t;
pthread_create(&t, NULL, ThreadFn, NULL);
pthread_join(t, NULL);
return 0;
}