[Bug 2151] New: Race condition in _Thread_queue_Extract_with_proxy()

bugzilla-daemon at rtems.org bugzilla-daemon at rtems.org
Fri Nov 15 14:02:57 UTC 2013


             Bug #: 2151
           Summary: Race condition in _Thread_queue_Extract_with_proxy()
    Classification: Unclassified
           Product: RTEMS
           Version: HEAD
          Platform: All
        OS/Version: RTEMS
            Status: NEW
          Severity: normal
          Priority: P3
         Component: cpukit
        AssignedTo: joel.sherrill at oarcorp.com
        ReportedBy: sebastian.huber at embedded-brains.de

This function is used by _Thread_Reset() and rtems_task_restart().

After the test for _States_Is_waiting_on_thread_queue() interrupts can alter
this state and a NULL pointer access happens.

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