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Strange core dump in QList

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  • U Offline
    U Offline
    unmanner
    wrote on last edited by
    #1

    Hello!

    Could you please help my with investigation?

    @gdb) bt
    #0 0x00007ffff77aa602 in operator<<(QDebug, QObject const*) () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #1 0x0000000000405e9c in VpnManager::vpnStopHandler (this=0x42fa60, exitCode=0) at vpnmanager.cpp:149
    #2 0x0000000000408a0e in VpnManager::qt_static_metacall (_o=0x42fa60, _c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7fffffffdf40) at moc_vpnmanager.cpp:79
    #3 0x00007ffff77aaf01 in QMetaObject::activate(QObject*, int, int, void**) () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #4 0x00007ffff76dd6b1 in QProcess::finished(int) () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #5 0x00007ffff76e2092 in ?? () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #6 0x00007ffff76e235e in ?? () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #7 0x00007ffff77aaf01 in QMetaObject::activate(QObject*, int, int, void**) () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #8 0x00007ffff78160fe in QSocketNotifier::activated(int, QSocketNotifier::QPrivateSignal) () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #9 0x00007ffff77b7081 in QSocketNotifier::event(QEvent*) () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #10 0x00007ffff7785add in QCoreApplication::notify(QObject*, QEvent*) () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #11 0x00007ffff77857c4 in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #12 0x00007ffff77ccc26 in ?? () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #13 0x00007ffff5c1fd53 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
    #14 0x00007ffff5c200a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
    #15 0x00007ffff5c20164 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
    #16 0x00007ffff77cd514 in QEventDispatcherGlib::processEvents(QFlagsQEventLoop::ProcessEventsFlag) () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #17 0x00007ffff778469b in QEventLoop::exec(QFlagsQEventLoop::ProcessEventsFlag) () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #18 0x00007ffff7787c3e in QCoreApplication::exec() () from /home/user/Qt5.0.2/5.0.2/gcc_64/lib/libQt5Core.so.5
    #19 0x0000000000403125 in main (argc=1, argv=0x7fffffffe718) at main.cpp:29
    (gdb) frame 1
    #1 0x0000000000405e9c in VpnManager::vpnStopHandler (this=0x42fa60, exitCode=0) at vpnmanager.cpp:149
    149 qDebug() << timerList.at(i) << endl;
    (gdb) p timerList
    $1 = {{p = {static shared_null = {ref = {atomic = {_q_value = -1}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x432f30}, d = 0x432f30}}
    (gdb) p i
    $2 = 0
    (gdb) p timerList.at(0)
    $3 = (QTimer * const&) @0x432f88: 0x42fb50
    (gdb) p timerList.size()
    $4 = 3@

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    • M Offline
      M Offline
      mcosta
      wrote on last edited by
      #2

      Hi,

      could you post the code?

      Once your problem is solved don't forget to:

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