diff --git a/git/config.py b/git/config.py
index 880eb9301..76b149179 100644
--- a/git/config.py
+++ b/git/config.py
@@ -406,15 +406,14 @@ def release(self) -> None:
             return
 
         try:
-            try:
-                self.write()
-            except IOError:
-                log.error("Exception during destruction of GitConfigParser", exc_info=True)
-            except ReferenceError:
-                # This happens in PY3 ... and usually means that some state cannot be written
-                # as the sections dict cannot be iterated
-                # Usually when shutting down the interpreter, don'y know how to fix this
-                pass
+            self.write()
+        except IOError:
+            log.error("Exception during destruction of GitConfigParser", exc_info=True)
+        except ReferenceError:
+            # This happens in PY3 ... and usually means that some state cannot be
+            # written as the sections dict cannot be iterated
+            # Usually when shutting down the interpreter, don't know how to fix this
+            pass
         finally:
             if self._lock is not None:
                 self._lock._release_lock()
diff --git a/git/index/base.py b/git/index/base.py
index cf016df6a..0cdeb1ce5 100644
--- a/git/index/base.py
+++ b/git/index/base.py
@@ -224,13 +224,11 @@ def write(
         lfd = LockedFD(file_path or self._file_path)
         stream = lfd.open(write=True, stream=True)
 
-        ok = False
         try:
             self._serialize(stream, ignore_extension_data)
-            ok = True
-        finally:
-            if not ok:
-                lfd.rollback()
+        except BaseException:
+            lfd.rollback()
+            raise
 
         lfd.commit()
 
diff --git a/git/refs/log.py b/git/refs/log.py
index 1f86356a4..9acc0e360 100644
--- a/git/refs/log.py
+++ b/git/refs/log.py
@@ -262,8 +262,7 @@ def to_file(self, filepath: PathLike) -> None:
         try:
             self._serialize(fp)
             lfd.commit()
-        except Exception:
-            # on failure it rolls back automatically, but we make it clear
+        except BaseException:
             lfd.rollback()
             raise
         # END handle change
diff --git a/git/refs/symbolic.py b/git/refs/symbolic.py
index 5c293aa7b..734bf32d8 100644
--- a/git/refs/symbolic.py
+++ b/git/refs/symbolic.py
@@ -370,14 +370,12 @@ def set_reference(
 
         lfd = LockedFD(fpath)
         fd = lfd.open(write=True, stream=True)
-        ok = True
         try:
             fd.write(write_value.encode("utf-8") + b"\n")
             lfd.commit()
-            ok = True
-        finally:
-            if not ok:
-                lfd.rollback()
+        except BaseException:
+            lfd.rollback()
+            raise
         # Adjust the reflog
         if logmsg is not None:
             self.log_append(oldbinsha, logmsg)