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Segfault when readline history is more then 2 * history size #74040

Description

@nirs
mannequin
BPO 29854
Nosy @Yhg1s, @nirs, @vstinner, @berkerpeksag, @vadmium, @serhiy-storchaka
PRs
  • bpo-29854: Fix segfault in call_readline() #728
  • bpo-29854: Print readline version information when running test suite #2618
  • bpo-29854: test_readline logs versions in verbose mode #2619
  • bpo-29854: Skip history-size test on older readline #2621
  • [3.6] bpo-29854 Backport for 3.6 #2633
  • [3.5] bpo-29854: Backport to 3.5 #2636
  • [2.7] bpo-29854: Fix segfault in call_readline() #2637
  • 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 2017-07-10.21:09:39.064>
    created_at = <Date 2017-03-19.22:15:24.074>
    labels = ['extension-modules', '3.7', 'type-crash']
    title = 'Segfault when readline history is more then 2 * history size'
    updated_at = <Date 2017-10-18.13:54:07.568>
    user = 'https://github.com/nirs'

    bugs.python.org fields:

    activity = <Date 2017-10-18.13:54:07.568>
    actor = 'vstinner'
    assignee = 'none'
    closed = True
    closed_date = <Date 2017-07-10.21:09:39.064>
    closer = 'berker.peksag'
    components = ['Extension Modules']
    creation = <Date 2017-03-19.22:15:24.074>
    creator = 'nirs'
    dependencies = []
    files = []
    hgrepos = []
    issue_num = 29854
    keywords = []
    message_count = 24.0
    messages = ['289865', '289881', '289883', '290044', '293981', '293988', '294101', '297863', '297876', '297877', '297879', '297880', '297881', '297884', '297887', '297895', '297896', '297897', '297955', '297967', '297989', '298082', '298084', '304578']
    nosy_count = 7.0
    nosy_names = ['twouters', 'nirs', 'vstinner', 'berker.peksag', 'martin.panter', 'serhiy.storchaka', 'Nir Soffer']
    pr_nums = ['728', '2618', '2619', '2621', '2633', '2636', '2637']
    priority = 'normal'
    resolution = 'fixed'
    stage = 'resolved'
    status = 'closed'
    superseder = None
    type = 'crash'
    url = 'https://bugs.python.org/issue29854'
    versions = ['Python 2.7', 'Python 3.5', 'Python 3.6', 'Python 3.7']

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      3.7 (EOL)end of lifeextension-modulesC modules in the Modules dirtype-crashA hard crash of the interpreter, possibly with a core dump

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