!429 修复asan误报：attempting free on address which was not malloc()-ed

Merge pull request !429 from Caoruihong/fix_asan_dlopen_deadlock

musl_template.gni

@@ -204,10 +204,6 @@ template("musl_libs") {
       "-Wl,--exclude-libs=ALL",
       "-Wl,--dynamic-list=${dynamic_list}",
     ]
-    if (is_asan) {
-      ldflags -= [ "-Wl,--dynamic-list=${dynamic_list}" ]
-      ldflags += [ "-Wl,-Bsymbolic-functions" ]
-    }
     asmflags = cflags
   }
 
@@ -427,6 +423,13 @@ template("musl_libs") {
       "-fPIC",
       "-fno-stack-protector",
     ]
+    if (is_asan) {
+      defines = [
+        "NSLIST_DEFAULT_SIZE=1600",
+        "DSOLIST_DEFAULT_SIZE=1600",
+        "INHERIT_DEFAULT_SIZE=1600",
+      ]
+    }
 
     deps = porting_deps
   }

porting/linux/user/ldso/namespace.c

@@ -6,9 +6,15 @@
 static ns_t g_ns_default;
 static nslist g_ns_list;
 
+#ifndef NSLIST_DEFAULT_SIZE
 #define NSLIST_DEFAULT_SIZE 16
+#endif
+#ifndef DSOLIST_DEFAULT_SIZE
 #define DSOLIST_DEFAULT_SIZE 16
+#endif
+#ifndef INHERIT_DEFAULT_SIZE
 #define INHERIT_DEFAULT_SIZE 16
+#endif
 
 static ns_inherit_list *nsinherits_alloc()
 {