[3.15] gh-151895: Fix marshal.loads() crash on dict reference-tracking failure (GH-151896) - #155902
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[3.15] gh-151895: Fix marshal.loads() crash on dict reference-tracking failure (GH-151896)#155902miss-islington wants to merge 1 commit into
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… failure (pythonGH-151896) Loading a reference-tracked dictionary dereferenced a NULL pointer when the allocation that registers it for back-references failed under low memory. It now raises MemoryError, matching the tuple and list paths. (cherry picked from commit 5b96d39) Co-authored-by: tonghuaroot (童话) <tonghuaroot@gmail.com>
This was referenced Aug 16, 2026
marshal.loads() crashes on a back-referenced dict when an allocation fails (3.15 regression)
#151895
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Loading a reference-tracked dictionary dereferenced a NULL pointer when
the allocation that registers it for back-references failed under low
memory. It now raises MemoryError, matching the tuple and list paths.
(cherry picked from commit 5b96d39)
Co-authored-by: tonghuaroot (童话) tonghuaroot@gmail.com