GH-96572: fix use after free in trace refs build mode #96618
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kumaraditya303
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🤖 New build scheduled with the buildbot fleet by @pablogsal for commit d622e46 🤖 If you want to schedule another build, you need to add the ":hammer: test-with-buildbots" label again. |
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gvanrossum
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Thanks @kumaraditya303 for the PR, and @gvanrossum for merging it 🌮🎉.. I'm working now to backport this PR to: 3.11. |
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GH-96621 is a backport of this pull request to the 3.11 branch. |
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…-96618) (cherry picked from commit 6744490) Co-authored-by: Kumar Aditya <[email protected]>
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(cherry picked from commit 6744490) Co-authored-by: Kumar Aditya <[email protected]>
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--with-trace-refsrequires objects to be explicitly removed from the global list before deallocation but ceval overrides thePy_DECREFfor speed and thus skipped this, hence we avoid this optimization in--with-trace-refsbuild mode.This optimization was introduced in 2f233fc by @gvanrossum.
Automerge-Triggered-By: GH:gvanrossum