Crash report

What happened?

I'm running a C++ application with an embedded python interpreter.

The callstack is:
_Py_FatalErrorFormat() -> which calls fatal_error() with msg = NULL
fatal_error()
fatal_output_debug()
strlen() -> memory access violation on null pointer

CPython versions tested on:

3.11

Operating systems tested on:

Windows

Output from running 'python -VV' on the command line:

No response

Linked PRs

• gh-116502: Fix memory access violation on fatal error with Windows #116503