diff -r 9db77d46de79 -r 24ee91ba9aa8 mercurial/lock.py
--- a/mercurial/lock.py	Mon Jan 06 14:15:40 2025 -0500
+++ b/mercurial/lock.py	Sun Jan 05 21:03:17 2025 -0500
@@ -287,7 +287,7 @@
                 with self._maybedelayedinterrupt():
                     self.vfs.makelock(lockname, self.f)
                     self.held = 1
-            except (OSError, IOError) as why:
+            except OSError as why:
                 if why.errno == errno.EEXIST:
                     locker = self._readlock()
                     if locker is None: