diff --git a/include/mimalloc/internal.h b/include/mimalloc/internal.h
index 4d02689f..e3e702fb 100644
--- a/include/mimalloc/internal.h
+++ b/include/mimalloc/internal.h
@@ -239,6 +239,7 @@ void          _mi_heap_page_reclaim(mi_heap_t* heap, mi_page_t* page);
 // "stats.c"
 void          _mi_stats_init(void);
 void          _mi_stats_done(mi_stats_t* stats);
+void          _mi_stats_print(mi_stats_t* stats, mi_output_fun* out, void* arg) mi_attr_noexcept;
 void          _mi_stats_merge_thread(mi_tld_t* tld);
 void          _mi_stats_merge_from(mi_stats_t* to, mi_stats_t* from);
 mi_msecs_t    _mi_clock_now(void);
diff --git a/src/init.c b/src/init.c
index c530f5b3..036fc5ad 100644
--- a/src/init.c
+++ b/src/init.c
@@ -784,7 +784,7 @@ void mi_cdecl _mi_process_done(void) {
   //_mi_page_map_unsafe_destroy(_mi_subproc_main());
 
   if (mi_option_is_enabled(mi_option_show_stats) || mi_option_is_enabled(mi_option_verbose)) {
-    mi_stats_print(NULL);
+    _mi_stats_print(&_mi_subproc_main()->stats, NULL, NULL);  // use always main subproc at process exit to avoid dereferencing the heap (as it may be destroyed by now)
   }
   _mi_allocator_done();
   _mi_verbose_message("process done: 0x%zx\n", tld_main.thread_id);
diff --git a/src/options.c b/src/options.c
index f9188a0f..78aaedc4 100644
--- a/src/options.c
+++ b/src/options.c
@@ -405,8 +405,10 @@ void mi_register_output(mi_output_fun* out, void* arg) mi_attr_noexcept {
 // add stderr to the delayed output after the module is loaded
 static void mi_add_stderr_output(void) {
   mi_assert_internal(mi_out_default == NULL);
-  mi_out_buf_flush(&mi_out_stderr, false, NULL); // flush current contents to stderr
-  mi_out_default = &mi_out_buf_stderr;           // and add stderr to the delayed output
+  if (mi_out_default==NULL) {
+    mi_out_buf_flush(&mi_out_stderr, false, NULL); // flush current contents to stderr
+    mi_out_default = &mi_out_buf_stderr;           // and add stderr to the delayed output
+  }
 }
 
 // --------------------------------------------------------
diff --git a/src/stats.c b/src/stats.c
index ab4c8d6e..4eba519a 100644
--- a/src/stats.c
+++ b/src/stats.c
@@ -310,7 +310,7 @@ static void mi_cdecl mi_buffered_out(const char* msg, void* arg) {
 // Print statistics
 //------------------------------------------------------------
 
-static void _mi_stats_print(mi_stats_t* stats, mi_output_fun* out0, void* arg0) mi_attr_noexcept {
+void _mi_stats_print(mi_stats_t* stats, mi_output_fun* out0, void* arg0) mi_attr_noexcept {
   // wrap the output function to be line buffered
   char buf[256]; _mi_memzero_var(buf);
   buffered_t buffer = { out0, arg0, NULL, 0, 255 };