python / python/cpython

os.chdir(), os.getcwd() may crash on Windows in presence of races

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3.7 (EOL) extension-modules OS-windows type-crash
Dominant language
Python
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Description

BPO 32904
Nosy @pfmoore, @vstinner, @tjguk, @zware, @zooba, @izbyshev
PRs
  • python/cpython#5802
  • 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 = None
    created_at = <Date 2018-02-22.01:00:15.765>
    labels = ['extension-modules', '3.7', 'OS-windows', 'type-crash']
    title = 'os.chdir(), os.getcwd() may crash on Windows in presence of races'
    updated_at = <Date 2018-02-22.02:23:26.517>
    user = 'https://github.com/izbyshev'
    

    bugs.python.org fields:

    activity = <Date 2018-02-22.02:23:26.517>
    actor = 'izbyshev'
    assignee = 'none'
    closed = False
    closed_date = None
    closer = None
    components = ['Extension Modules', 'Windows']
    creation = <Date 2018-02-22.01:00:15.765>
    creator = 'izbyshev'
    dependencies = []
    files = []
    hgrepos = []
    issue_num = 32904
    keywords = ['patch']
    message_count = 2.0
    messages = ['312524', '312527']
    nosy_count = 6.0
    nosy_names = ['paul.moore', 'vstinner', 'tim.golden', 'zach.ware', 'steve.dower', 'izbyshev']
    pr_nums = ['5802']
    priority = 'normal'
    resolution = None
    stage = 'patch review'
    status = 'open'
    superseder = None
    type = 'crash'
    url = 'https://bugs.python.org/issue32904'
    versions = ['Python 2.7', 'Python 3.6', 'Python 3.7']
    

    Contributor guide

    Open the contributing guide

    First steps

    1. Read the whole issue, then the project's contributing guide.
    2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
    3. Fork the repository and make your change on a branch.
    4. Open a pull request that references the issue number.

    Research direction

    Read the linked python/cpython#5802 and the BPO-32904 record first; the issue names os.chdir() and os.getcwd() and identifies Windows race conditions but no source files or tests. Done means resolving the crash scenario while preserving the affected APIs, with relevant Windows race behavior covered by verification.

    Written by the indexing model from the issue text.

    Assessment

    Tech stack
    python
    Domain
    operating-systems
    Issue type
    Bug
    Difficulty
    4/5
    Estimated time
    3-5 days
    Activity status
    Stale
    Clarity
    Needs clarification
    Newbie friendliness
    20/100

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