Update filter_exception_decoder.py

Author: Jason2866

monitor/filter_exception_decoder.py

@@ -422,8 +422,8 @@ def decode_address(self, addr, elf_path):
             # Newlines happen with inlined methods
             output = output.replace("\n", "\n     ")
 
-            # Check if address was found in ELF
-            if output == "?? ??:0":
+            # Check if address was found in ELF (handle common variants)
+            if output in ("?? ??:0", "??:0") or output.strip().startswith("?? ") or output.strip() == "??":
                 return None
 
             return output