Skip to content
New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

[3.9] gh-112275: Fix HEAD_LOCK deadlock in child process after fork (GH-112336) #123688

Merged
merged 1 commit into from
Sep 4, 2024

Conversation

ambv
Copy link
Contributor

@ambv ambv commented Sep 4, 2024

HEAD_LOCK is called from _PyEval_ReInitThreads->_PyThreadState_DeleteExcept before _PyRuntimeState_ReInitThreads reinit runtime->interpreters.mutex which might be locked before fork.

(cherry picked from commit 522799a)

…after fork (pythonGH-112336)

HEAD_LOCK is called from _PyEval_ReInitThreads->_PyThreadState_DeleteExcept before _PyRuntimeState_ReInitThreads reinit runtime->interpreters.mutex which might be locked before fork.

(cherry picked from commit 522799a)

Co-authored-by: ChuBoning <102216855+ChuBoning@users.noreply.github.com>
Co-authored-by: Łukasz Langa <lukasz@langa.pl>
@ambv ambv merged commit 0152431 into python:3.9 Sep 4, 2024
13 of 14 checks passed
@miss-islington-app
Copy link

Thanks @ambv for the PR 🌮🎉.. I'm working now to backport this PR to: 3.8.
🐍🍒⛏🤖

miss-islington pushed a commit to miss-islington/cpython that referenced this pull request Sep 4, 2024
…fork (pythonGH-112336) (pythonGH-123688)

HEAD_LOCK is called from _PyEval_ReInitThreads->_PyThreadState_DeleteExcept before _PyRuntimeState_ReInitThreads reinit runtime->interpreters.mutex which might be locked before fork.

(cherry picked from commit 522799a)

(cherry picked from commit 0152431)

Co-authored-by: Łukasz Langa <lukasz@langa.pl>
Co-authored-by: ChuBoning <102216855+ChuBoning@users.noreply.github.com>
@bedevere-app
Copy link

bedevere-app bot commented Sep 4, 2024

GH-123713 is a backport of this pull request to the 3.8 branch.

@bedevere-app
Copy link

bedevere-app bot commented Sep 5, 2024

GH-123713 is a backport of this pull request to the 3.8 branch.

ambv added a commit that referenced this pull request Sep 5, 2024
…H-112336) (GH-123688) (#123713)

HEAD_LOCK is called from _PyEval_ReInitThreads->_PyThreadState_DeleteExcept before _PyRuntimeState_ReInitThreads reinit runtime->interpreters.mutex which might be locked before fork.

(cherry picked from commit 522799a)
(cherry picked from commit 0152431)

Co-authored-by: Łukasz Langa <lukasz@langa.pl>
Co-authored-by: ChuBoning <102216855+ChuBoning@users.noreply.github.com>
@ambv ambv deleted the backport-522799a-3.9 branch September 5, 2024 09:53
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment
Labels
None yet
Projects
None yet
Development

Successfully merging this pull request may close these issues.

2 participants