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  1. Qt
  2. QTBUG-47554

Stack overflow caused by infinite recursion in QMutex

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Details

    • Bug
    • Resolution: Done
    • P1: Critical
    • 5.5.1
    • 5.5.0
    • Core: Threads
    • None
    • Windows 7 64bit. Qt 5.5 release with debug info 32bit.
    • 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

      Attachments

        Issue Links

          replaces

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-49501 Crash in QMutexPrivate::allocate on exit

          • Not Evaluated - Not yet evaluated/prioritized
          • Closed

          Bug - A problem which impairs or prevents the functions of the product. QTBUG-49502 Crash in QBasicMutex::unlockInternal on exit

          • Not Evaluated - Not yet evaluated/prioritized
          • Closed
          For Gerrit Dashboard: QTBUG-47554
          # Subject Branch Project Status CR V
          122619,2 Do not use Q_GLOBAL_STATIC in the implementation of QMutex 5.5 qt/qtbase Status: MERGED +2 0

          Activity

            People

              ogoffart Olivier Goffart (Woboq GmbH)
              neil Neil Williams
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              Dates

                Created:
                Updated:
                Resolved:

                Gerrit Reviews

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