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gh-149156: Fix perf trampoline crash after fork#150347

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pablogsal merged 1 commit into
python:mainfrom
pablogsal:gh-149156
May 25, 2026
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gh-149156: Fix perf trampoline crash after fork#150347
pablogsal merged 1 commit into
python:mainfrom
pablogsal:gh-149156

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@pablogsal pablogsal commented May 24, 2026

Keep inherited perf trampoline arenas mapped in fork children.

@pablogsal pablogsal marked this pull request as ready for review May 24, 2026 13:52
@chris-eibl chris-eibl self-requested a review May 25, 2026 09:32
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LGTM, tested on mac and it didn't crash in ~2000 iterations.

@pablogsal pablogsal merged commit 9989a54 into python:main May 25, 2026
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@pablogsal pablogsal deleted the gh-149156 branch May 25, 2026 12:46
@pablogsal pablogsal added awaiting merge needs backport to 3.13 bugs and security fixes needs backport to 3.14 bugs and security fixes needs backport to 3.15 pre-release feature fixes, bugs and security fixes labels May 25, 2026
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Thanks @pablogsal for the PR 🌮🎉.. I'm working now to backport this PR to: 3.14.
🐍🍒⛏🤖

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Thanks @pablogsal for the PR 🌮🎉.. I'm working now to backport this PR to: 3.13.
🐍🍒⛏🤖

@miss-islington-app
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Thanks @pablogsal for the PR 🌮🎉.. I'm working now to backport this PR to: 3.15.
🐍🍒⛏🤖

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bedevere-app Bot commented May 25, 2026

GH-150392 is a backport of this pull request to the 3.14 branch.

@bedevere-app bedevere-app Bot removed the needs backport to 3.14 bugs and security fixes label May 25, 2026
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bedevere-app Bot commented May 25, 2026

GH-150393 is a backport of this pull request to the 3.13 branch.

@bedevere-app bedevere-app Bot removed the needs backport to 3.13 bugs and security fixes label May 25, 2026
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bedevere-app Bot commented May 25, 2026

GH-150394 is a backport of this pull request to the 3.15 branch.

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3 participants