diff --git a/lib/libc/stdlib/cxa_thread_atexit_impl.c b/lib/libc/stdlib/cxa_thread_atexit_impl.c
--- a/lib/libc/stdlib/cxa_thread_atexit_impl.c
+++ b/lib/libc/stdlib/cxa_thread_atexit_impl.c
@@ -102,7 +102,7 @@
 {
 	struct dl_phdr_info phdr_info;
 
-	if (_rtld_addr_phdr(dtor->dso, &phdr_info) &&
+	if (_rtld_addr_phdr(dtor->func, &phdr_info) &&
 	    __elf_phdr_match_addr(&phdr_info, dtor->func))
 		dtor->func(dtor->obj);
 	else