diff --git a/src/backend/commands/extension.c b/src/backend/commands/extension.c
index fab59ad5f6..6af72ff422 100644
--- a/src/backend/commands/extension.c
+++ b/src/backend/commands/extension.c
@@ -107,6 +107,13 @@ typedef struct ExtensionVersionInfo
 	struct ExtensionVersionInfo *previous;	/* current best predecessor */
 } ExtensionVersionInfo;
 
+/* Info structure for script_error_callback() */
+typedef struct
+{
+	const char *sql;
+	const char *filename;
+} script_error_callback_arg;
+
 /* Local functions */
 static List *find_update_path(List *evi_list,
 							  ExtensionVersionInfo *evi_start,
@@ -670,9 +677,32 @@ read_extension_script_file(const ExtensionControlFile *control,
 	return dest_str;
 }
 
+/*
+ * error context callback for failures in script-file execution
+ */
+static void
+script_error_callback(void *arg)
+{
+	script_error_callback_arg *callback_arg = (script_error_callback_arg *) arg;
+	int			syntaxerrposition;
+
+	/* If it's a syntax error, convert to internal syntax error report */
+	syntaxerrposition = geterrposition();
+	if (syntaxerrposition > 0)
+	{
+		errposition(0);
+		internalerrposition(syntaxerrposition);
+		internalerrquery(callback_arg->sql);
+	}
+
+	errcontext("extension script file \"%s\"", callback_arg->filename);
+}
+
 /*
  * Execute given SQL string.
  *
+ * The filename the string came from is also provided, for error reporting.
+ *
  * Note: it's tempting to just use SPI to execute the string, but that does
  * not work very well.  The really serious problem is that SPI will parse,
  * analyze, and plan the whole string before executing any of it; of course
@@ -682,12 +712,25 @@ read_extension_script_file(const ExtensionControlFile *control,
  * could be very long.
  */
 static void
-execute_sql_string(const char *sql)
+execute_sql_string(const char *sql, const char *filename)
 {
+	script_error_callback_arg callback_arg;
+	ErrorContextCallback scripterrcontext;
 	List	   *raw_parsetree_list;
 	DestReceiver *dest;
 	ListCell   *lc1;
 
+	/*
+	 * Setup error traceback support for ereport().
+	 */
+	callback_arg.sql = sql;
+	callback_arg.filename = filename;
+
+	scripterrcontext.callback = script_error_callback;
+	scripterrcontext.arg = (void *) &callback_arg;
+	scripterrcontext.previous = error_context_stack;
+	error_context_stack = &scripterrcontext;
+
 	/*
 	 * Parse the SQL string into a list of raw parse trees.
 	 */
@@ -780,6 +823,8 @@ execute_sql_string(const char *sql)
 
 	/* Be sure to advance the command counter after the last script command */
 	CommandCounterIncrement();
+
+	error_context_stack = scripterrcontext.previous;
 }
 
 /*
@@ -1054,7 +1099,7 @@ execute_extension_script(Oid extensionOid, ExtensionControlFile *control,
 		/* And now back to C string */
 		c_sql = text_to_cstring(DatumGetTextPP(t_sql));
 
-		execute_sql_string(c_sql);
+		execute_sql_string(c_sql, filename);
 	}
 	PG_FINALLY();
 	{