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From "Gregory Shimansky (JIRA)" <j...@apache.org>
Subject [jira] Assigned: (HARMONY-5234) [drlvm][init] end_waiting_num for ref enqueue threads is never initialized
Date Wed, 05 Dec 2007 09:33:43 GMT

     [ https://issues.apache.org/jira/browse/HARMONY-5234?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Gregory Shimansky reassigned HARMONY-5234:
------------------------------------------

    Assignee: Gregory Shimansky

> [drlvm][init] end_waiting_num for ref enqueue threads is never initialized
> --------------------------------------------------------------------------
>
>                 Key: HARMONY-5234
>                 URL: https://issues.apache.org/jira/browse/HARMONY-5234
>             Project: Harmony
>          Issue Type: Bug
>          Components: DRLVM
>            Reporter: Ilya Berezhniuk
>            Assignee: Gregory Shimansky
>            Priority: Minor
>         Attachments: H-5234.patch
>
>
> ref_thread_info->end_waiting_num is used for counting, and is changed by atomic operations.
> But this field is never initialized.
> The message from Valgrind:
> -------------------------------------------------
> ==18838== Conditional jump or move depends on uninitialised value(s)
> ==18838==    at 0x4844CDE: ref_enqueue_thread_func(void**) (ref_enqueue_thread.cpp:161)
> ==18838==    by 0x404D979: hythread_wrapper_start_proc (thread_native_basic.c:734)
> ==18838==    by 0x443A34A: start_thread (in /lib/libpthread-2.4.so)
> ==18838==    by 0x42BF65D: clone (in /lib/libc-2.4.so)
> -------------------------------------------------
> The patch is trivial.

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