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gh-142476: fix memory leak when creating JIT executors #142492

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gh-142476: fix memory leak when creating JIT executors #142492

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ad78398
Store chain_depth earlier and DECREF executor
ashm-dev Dec 9, 2025
ae51767
Add comment regarding reference ownership
ashm-dev Dec 10, 2025
2f9ab2c
Merge branch 'main' into jit/gc
ashm-dev Dec 10, 2025
dc5e8d3
Merge branch 'main' into jit/gc
ashm-dev Dec 10, 2025
cf6deac
Merge remote-tracking branch 'upstream/main' into jit/gc
ashm-dev Dec 11, 2025
bb950c2
Log executor refcount and GC links
ashm-dev Dec 11, 2025
29b4663
Update optimizer.c
ashm-dev Dec 11, 2025
4068cf8
Merge branch 'main' into jit/gc
ashm-dev Dec 11, 2025
80af6fc
Merge branch 'main' into jit/gc
ashm-dev Dec 11, 2025
a22b512
Merge branch 'main' into jit/gc
ashm-dev Dec 12, 2025
94312c3
Merge remote-tracking branch 'upstream/main' into jit/gc
ashm-dev Dec 12, 2025
a166b47
fix
ashm-dev Dec 12, 2025
1136bd2
Merge remote-tracking branch 'upstream/main' into jit/gc
ashm-dev Dec 12, 2025
f3a763a
blurb add
ashm-dev Dec 12, 2025
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add comment
ashm-dev Dec 13, 2025
a483193
Merge remote-tracking branch 'upstream/main' into jit/gc
ashm-dev Dec 13, 2025
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@ashm-dev
ashm-dev committed Dec 12, 2025
commit a166b47d89cf2751a45eb7c1f1970f38abce2500
6 changes: 5 additions & 1 deletion Python/optimizer.c
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Original file line number Diff line number Diff line change
Expand Up @@ -314,7 +314,11 @@ add_to_pending_deletion_list(_PyExecutorObject *self)
static void
uop_dealloc(PyObject *op) {
_PyExecutorObject *self = _PyExecutorObject_CAST(op);
_PyObject_GC_UNTRACK(self);

if (_PyObject_GC_IS_TRACKED(self)) {
_PyObject_GC_UNTRACK(self);
}

assert(self->vm_data.code == NULL);
unlink_executor(self);
// Once unlinked it becomes impossible to invalidate an executor, so do it here.
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