gh-140067: Fix memory leak in sub-interpreter creation (#140111) #140261
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…140111) Fix memory leak in sub-interpreter creation caused by overwriting of the previously used `_malloced` field. Now the pointer is stored in the first word of the memory block to avoid it being overwritten accidentally. Co-authored-by: Kumar Aditya <kumaraditya@python.org>
kumaraditya303 requested review from ZeroIntensity and ericsnowcurrently as code owners 
ZeroIntensity approved these changes Oct 17, 2025
colesbury reviewed Oct 17, 2025
StanFromIreland pushed a commit to StanFromIreland/cpython that referenced this pull request Dec 6, 2025
…140111) (python#140261) Fix memory leak in sub-interpreter creation caused by overwriting of the previously used `_malloced` field. Now the pointer is stored in the first word of the memory block to avoid it being overwritten accidentally. Co-authored-by: Kumar Aditya <kumaraditya@python.org>
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