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memoryview.format is corrupted due to dangling shared pointer #66858

@Knio

Description

@Knio
mannequin
BPO 22668
Nosy @pitrou, @bitdancer, @skrah
Files
  • memoryview_bug.py: test case
  • 22668patch.diff: patch
  • issue22668-2.diff
  • Note: these values reflect the state of the issue at the time it was migrated and might not reflect the current state.

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    GitHub fields:

    assignee = None
    closed_at = <Date 2015-01-29.18:20:24.387>
    created_at = <Date 2014-10-18.22:13:53.575>
    labels = ['interpreter-core', 'type-crash']
    title = 'memoryview.format is corrupted due to dangling shared pointer'
    updated_at = <Date 2015-01-29.18:20:24.386>
    user = 'https://bugs.python.org/Knio'

    bugs.python.org fields:

    activity = <Date 2015-01-29.18:20:24.386>
    actor = 'skrah'
    assignee = 'none'
    closed = True
    closed_date = <Date 2015-01-29.18:20:24.387>
    closer = 'skrah'
    components = ['Interpreter Core']
    creation = <Date 2014-10-18.22:13:53.575>
    creator = 'Knio'
    dependencies = []
    files = ['36965', '36966', '37881']
    hgrepos = []
    issue_num = 22668
    keywords = ['patch']
    message_count = 7.0
    messages = ['229664', '229665', '234826', '234972', '234976', '234978', '234984']
    nosy_count = 5.0
    nosy_names = ['pitrou', 'r.david.murray', 'skrah', 'python-dev', 'Knio']
    pr_nums = []
    priority = 'normal'
    resolution = 'fixed'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'crash'
    url = 'https://bugs.python.org/issue22668'
    versions = ['Python 3.4', 'Python 3.5']

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      interpreter-core(Objects, Python, Grammar, and Parser dirs)type-crashA hard crash of the interpreter, possibly with a core dump

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