[New-bugs-announce] [issue43664] Long computations in pdb.run() lead to segfault

[Xinmeng Xia]

New submission from Xinmeng Xia <xiaxm at smail.nju.edu.cn>:

Long computations in pdb.run() lead to interpreter crashes.

Crash example
=======================================================
Python 3.9.2 (default, Mar 12 2021, 15:08:35) 
[GCC 7.5.0] on linux
Type "help", "copyright", "credits" or "license" for more information.
>>> import pdb
>>> pdb.run("1+2"*1000000)
Segmentation fault (core dumped)
=======================================================

Environment:
Ubuntu 16.04, Python 3.9.2, Python 3.10.0a6
Mac OS Big Sur 11.2.3, Python 3.91, Python 3.10.0a2

----------
components: Library (Lib)
messages: 389789
nosy: xxm
priority: normal
severity: normal
status: open
title: Long computations in pdb.run() lead to segfault
type: crash
versions: Python 3.9

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Python tracker <report at bugs.python.org>
<https://bugs.python.org/issue43664>
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