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  1. Qt
  2. QTBUG-53356

crash during calling pollTimer slot function by QTimer trigger

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    Details

    • Type: Bug
    • Status: Closed
    • Priority: P1: Critical
    • Resolution: Cannot Reproduce
    • Affects Version/s: 5.5.0, 5.6.0
    • Fix Version/s: None
    • Labels:
      None
    • Environment:
      embedded linux

      Description

      I have embedded linux environment and sometimes during stress testing we are getting crash with following backtrace:

      PC: /usr/lib/libQt5Network.so.5(_ZN35QNetworkConfigurationManagerPrivate11pollEnginesEv+0x9c)
      LR: /usr/lib/libQt5Network.so.5(_ZN35QNetworkConfigurationManagerPrivate11pollEnginesEv+0x30)

      Backtrace:
      /usr/lib/libQt5Network.so.5(_ZN35QNetworkConfigurationManagerPrivate11pollEnginesEv+0x9c)
      /usr/lib/libQt5Network.so.5(+0xf53b0)
      /usr/lib/libQt5Core.so.5(_ZN11QMetaObject8activateEP7QObjectiiPPv+0x728)
      /usr/lib/libQt5Core.so.5(_ZN6QTimer10timerEventEP11QTimerEvent+0x30)
      /usr/lib/libQt5Core.so.5(_ZN7QObject5eventEP6QEvent+0x164)
      /usr/lib/libQt5Core.so.5(_ZN23QCoreApplicationPrivate13notify_helperEP7QObjectP6QEvent+0x50)
      /usr/lib/libQt5Core.so.5(_ZN16QCoreApplication6notifyEP7QObjectP6QEvent+0x54)
      /usr/lib/libQt5Core.so.5(_ZN16QCoreApplication14notifyInternalEP7QObjectP6QEvent+0x74)
      /usr/lib/libQt5Core.so.5(_ZN14QTimerInfoList14activateTimersEv+0x5a8)
      /usr/lib/libQt5Core.so.5(+0x27e854)
      /usr/lib/libglib-2.0.so.0(g_main_context_dispatch+0x130)
      /usr/lib/libglib-2.0.so.0(+0x45fac)
      /usr/lib/libglib-2.0.so.0(g_main_context_iteration+0x2c)
      /usr/lib/libQt5Core.so.5(_ZN20QEventDispatcherGlib13processEventsE6QFlagsIN10QEventLoop17ProcessEventsFlagEE+0x60)
      /usr/lib/libQt5Core.so.5(_ZN10QEventLoop13processEventsE6QFlagsINS_17ProcessEventsFlagEE+0x24)
      /usr/lib/libQt5Core.so.5(_ZN10QEventLoop4execE6QFlagsINS_17ProcessEventsFlagEE+0x14c)
      /usr/lib/libQt5Core.so.5(_ZN7QThread4execEv+0x80)
      /usr/lib/libQt5Core.so.5(+0x793a0)
      /lib/libpthread.so.0(+0x6e64)
      /lib/libc.so.6(+0xccc30)

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            People

            Assignee:
            lpotter Lorn Potter
            Reporter:
            alexey.turitsyn Alexey Turitsyn
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              Dates

              Created:
              Updated:
              Resolved:

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