python · encukou · Apr 20, 2026 · Apr 16, 2026 · cmaloney · Apr 16, 2026
diff --git a/Lib/test/support/strace_helper.py b/Lib/test/support/strace_helper.py
@@ -74,7 +74,7 @@ def sections(self):
 def _filter_memory_call(call):
    # mmap can operate on a fd or "MAP_ANONYMOUS" which gives a block of memory.
    # Ignore "MAP_ANONYMOUS + the "MAP_ANON" alias.
-    if call.syscall == "mmap" and "MAP_ANON" in call.args[3]:
+    if call.syscall in ("mmap", "mmap2") and "MAP_ANON" in call.args[3]:
        return True

    if call.syscall in ("munmap", "mprotect"):
-Original file line number
+Diff line change
@@ -74,7 +74,7 @@ def sections(self):
     def _filter_memory_call(call):
         # mmap can operate on a fd or "MAP_ANONYMOUS" which gives a block of memory.
         # Ignore "MAP_ANONYMOUS + the "MAP_ANON" alias.
-        if call.syscall == "mmap" and "MAP_ANON" in call.args[3]:
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            cmaloney
  

      

      

      


        Apr 16, 2026



      
    

  

  
    
      
          
    
  


        
            
  
      
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      Also would be happy with call.syscall.startswith('mmap') here as a guard against mmap3 / future extensions as well.
    
  
  



    

        
      
  
  
    
  
  
  
    
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+        if call.syscall in ("mmap", "mmap2") and "MAP_ANON" in call.args[3]:
             return True
         if call.syscall in ("munmap", "mprotect"):
-          Expand Down