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gh-149000: Fix race / leak in pickle XID per-interpreter cae #149002

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gh-149000: Fix race / leak in pickle XID per-interpreter cae #149002

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5e07231
Fix race / leak in pickle XID per-interpreter cae
CharlieKerfoot Apr 26, 2026
ef87f12
Merge branch 'main' into fix-pickle-xid-cache-race
CharlieKerfoot Apr 26, 2026
7bea710
Added NEWS entry
CharlieKerfoot Apr 26, 2026
c0cf685
Merge branch 'fix-pickle-xid-cache-race' of https://github.com/Charli…
CharlieKerfoot Apr 26, 2026
72a7465
Fixed news entry
CharlieKerfoot Apr 26, 2026
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Fixed news entry
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@CharlieKerfoot
CharlieKerfoot committed Apr 26, 2026
commit 72a74657c771213308ec77e54271bc7359a9212f
3 changes: 0 additions & 3 deletions Misc/NEWS.d/next/Core_and_Builtins/2026-04-25-19-46-23.gh-issue-149000.jvDIwy.rst
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"- Issue #<n>: " or "- gh-issue-<n>: " or that sort of stuff.
###########################################################################

Fix a race in the per-interpreter ``pickle.dumps``/``pickle.loads`` cache
used by cross-interpreter data transfer. Concurrent use (first time) from
multiple threads in the same interpreter could leak a reference to the
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