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GH-96754: Check whether the interpreter frame is complete before creating frame object. (GH-96776)

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Mark Shannon 2022-09-13 09:25:16 +01:00 • committed by GitHub
parent 1756ffd66a
commit 12c5f328d2
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4 changed files with 14 additions and 3 deletions
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8
Python/ceval.c
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@ -5113,9 +5113,11 @@ error:
#endif
/* Log traceback info. */
PyFrameObject *f = _PyFrame_GetFrameObject(frame);
if (f != NULL) {
PyTraceBack_Here(f);
if (!_PyFrame_IsIncomplete(frame)) {
PyFrameObject *f = _PyFrame_GetFrameObject(frame);
if (f != NULL) {
PyTraceBack_Here(f);
}
}
if (tstate->c_tracefunc != NULL) {

3
Python/pystate.c
View file

@ -1406,6 +1406,9 @@ _PyThread_CurrentFrames(void)
PyThreadState *t;
for (t = i->threads.head; t != NULL; t = t->next) {
_PyInterpreterFrame *frame = t->cframe->current_frame;
while (frame && _PyFrame_IsIncomplete(frame)) {
frame = frame->previous;
}
if (frame == NULL) {
continue;
}