From: pengyu lee <lipengyu@kylinos.cn>
Date: Mon, 25 May 2026 09:09:38 +0000 (+0800)
Subject: gh-150374: Fix double release of import lock in lazy import reification (#150376)
X-Git-Url: http://git.ipfire.org/gitweb/index.cgi?a=commitdiff_plain;h=5498eba545e950c7550c924f2e458c740a689c69;p=thirdparty%2FPython%2Fcpython.git

gh-150374: Fix double release of import lock in lazy import reification (#150376)
---

diff --git a/Misc/NEWS.d/next/Core_and_Builtins/2026-05-25-16-00-22.gh-issue-150374.Emu6d8.rst b/Misc/NEWS.d/next/Core_and_Builtins/2026-05-25-16-00-22.gh-issue-150374.Emu6d8.rst
new file mode 100644
index 000000000000..7189ca186d2b
--- /dev/null
+++ b/Misc/NEWS.d/next/Core_and_Builtins/2026-05-25-16-00-22.gh-issue-150374.Emu6d8.rst
@@ -0,0 +1 @@
+Fix double release of the import lock on lazy import reification errors.
diff --git a/Python/import.c b/Python/import.c
index 91164bc8043b..3e470d2c22cf 100644
--- a/Python/import.c
+++ b/Python/import.c
@@ -3928,7 +3928,6 @@ _PyImport_LoadLazyImportTstate(PyThreadState *tstate, PyObject *lazy_import)
         return NULL;
     }
     else if (PySet_Add(importing, lazy_import) < 0) {
-        _PyImport_ReleaseLock(interp);
         goto error;
     }