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  1. Qt
  2. QTBUG-47554

Stack overflow caused by infinite recursion in QMutex

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: P1: Critical
    • Resolution: Done
    • Affects Version/s: 5.5.0
    • Fix Version/s: 5.5.1
    • Component/s: Core: Threads
    • Labels:
      None
    • Environment:
      Windows 7 64bit. Qt 5.5 release with debug info 32bit.
    • Commits:
      314c83c0c2f91532654f869b7dc6af1b7e8538da

      Description

      Had a couple of crash reports from clients with the following trace:

        Qt5Core.dll!QMutex::lock() Line 217 C++
        Qt5Core.dll!A0x4f83e1c8::`anonymous namespace'::Q_QGS_freelist::innerFunction() Line 566  C++
        Qt5Core.dll!QMutexPrivate::allocate() Line 571  C++
      > Qt5Core.dll!QBasicMutex::lockInternal(int timeout=-1) Line 428  C++
        Qt5Core.dll!QMutex::lock() Line 217 C++
        Qt5Core.dll!A0x4f83e1c8::`anonymous namespace'::Q_QGS_freelist::innerFunction() Line 566  C++
        Qt5Core.dll!QMutexPrivate::allocate() Line 571  C++
        Qt5Core.dll!QBasicMutex::lockInternal(int timeout=-1) Line 428  C++
        Qt5Core.dll!QMutex::lock() Line 217 C++
        Qt5Core.dll!A0x4f83e1c8::`anonymous namespace'::Q_QGS_freelist::innerFunction() Line 566  C++
        Qt5Core.dll!QMutexPrivate::allocate() Line 571  C++
        Qt5Core.dll!QBasicMutex::lockInternal(int timeout=-1) Line 428  C++
        Qt5Core.dll!QMutex::lock() Line 217 C++
        Qt5Core.dll!A0x4f83e1c8::`anonymous namespace'::Q_QGS_freelist::innerFunction() Line 566  C++
        Qt5Core.dll!QMutexPrivate::allocate() Line 571  C++
        Qt5Core.dll!QBasicMutex::lockInternal(int timeout=-1) Line 428  C++
        Qt5Core.dll!QMutex::lock() Line 217 C++
        Qt5Core.dll!A0x4f83e1c8::`anonymous namespace'::Q_QGS_freelist::innerFunction() Line 566  C++
        Qt5Core.dll!QMutexPrivate::allocate() Line 571  C++
        Qt5Core.dll!QBasicMutex::lockInternal(int timeout=-1) Line 428  C++
        Qt5Core.dll!QMutex::lock() Line 217 C++
      ...snip
      

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              Assignee:
              ogoffart Olivier Goffart (Woboq GmbH)
              Reporter:
              neil Neil Williams
              Votes:
              1 Vote for this issue
              Watchers:
              5 Start watching this issue

                Dates

                Created:
                Updated:
                Resolved:

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