#0  0x00007f82fbcf0bfb in raise () from /tmp/apport_sandbox_oyexee5z/lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f82fb4d7a3a in KCrash::defaultCrashHandler (sig=11) at ./src/kcrash.cpp:545
        crashRecursionCounter = 2
#2  <signal handler called>
No symbol table info available.
#3  0x00007f82fd97923a in QApt::Backend::package (this=this@entry=0x55fdc7f34000, name=...) at /usr/include/apt-pkg/string_view.h:39
        d = <optimized out>
        pkg = {<pkgCache::Iterator<pkgCache::Package, pkgCache::PkgIterator>> = {<std::iterator<std::forward_iterator_tag, pkgCache::Package, long, pkgCache::Package*, pkgCache::Package&>> = {<No data fields>}, S = 0x7ffceb6659a0, Owner = 0x7ffceb665990}, HashIndex = 140724257839712}
#4  0x00007f82fd97bd5a in QApt::Backend::search (this=0x55fdc7f34000, searchString=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qstring.h:95
        pkgName = {static npos = 18446744073709551615, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7ffceb665a10 "mysql-common"}, _M_string_length = 12, {_M_local_buf = "mysql-common\000U\000", _M_allocated_capacity = 8026308904687466861}}
        pkg = 0x55fdc9a1a920
        i = {mset = {internal = {px = 0x55fdc8197b50}}, off_from_end = 161}
        maxItems = <optimized out>
        enquire = {internal = {px = 0x55fdc9b79cc0}, static INCLUDE_QUERY_TERMS = 1, static USE_EXACT_TERMFREQ = 2}
        matches = {internal = {px = 0x55fdc8197b50}}
        top_percent = 0
        parser = {internal = {px = 0x55fdc81b1f10}}
        xpString = {static npos = 18446744073709551615, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7ffceb6659f0 "name:mysql"}, _M_string_length = 10, {_M_local_buf = "name:mysql\000\307\375U\000", _M_allocated_capacity = 8320801884120899950}}
        pos = <optimized out>
        xpQuery = {internal = {px = 0x55fdc81858b0}, static MatchNothing = {internal = {px = 0x0}, static MatchNothing = <same as static member of an already seen type>, static MatchAll = {internal = {px = 0x55fdc7bb3340}, static MatchNothing = <same as static member of an already seen type>, static MatchAll = <same as static member of an already seen type>}}, static MatchAll = <same as static member of an already seen type>}
        query = {internal = {px = 0x55fdc8127590}, static MatchNothing = {internal = {px = 0x0}, static MatchNothing = <same as static member of an already seen type>, static MatchAll = {internal = {px = 0x55fdc7bb3340}, static MatchNothing = <same as static member of an already seen type>, static MatchAll = <same as static member of an already seen type>}}, static MatchAll = <same as static member of an already seen type>}
        d = <optimized out>
        unsplitSearchString = {static npos = 18446744073709551615, _M_dataplus = {<std::allocator<char>> = {<__gnu_cxx::new_allocator<char>> = {<No data fields>}, <No data fields>}, _M_p = 0x7ffceb6659d0 "mysql"}, _M_string_length = 5, {_M_local_buf = "mysql\000\000\000@\000\000\000\000\000\000", _M_allocated_capacity = 465759861101}}
        searchResult = {<QListSpecialMethods<QApt::Package*>> = {<No data fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = -1}, <No data fields>}}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x7f82fc3e46e0 <QListData::shared_null>}, d = 0x7f82fc3e46e0 <QListData::shared_null>}}
#5  0x000055fdc61298fe in PackageProxyModel::search (this=0x55fdc7cb87d0, searchText=...) at ./src/PackageModel/PackageProxyModel.cpp:71
No locals.
#6  0x000055fdc612e09a in PackageWidget::startSearch (this=0x55fdc7cbec60) at ./src/PackageModel/PackageWidget.cpp:409
        this = 0x55fdc7cbec60
#7  0x000055fdc611cd20 in MainWindow::reload (this=0x55fdc7cb7550) at ./src/MainWindow.cpp:370
No locals.
#8  0x000055fdc611cdf5 in MainWindow::transactionStatusChanged (this=0x55fdc7cb7550, status=<optimized out>) at ./src/MainWindow.cpp:304
No locals.
#9  0x000055fdc6148bab in MainWindow::qt_static_metacall (_o=<optimized out>, _id=<optimized out>, _a=<optimized out>, _c=<optimized out>) at ./obj-x86_64-linux-gnu/src/muon_autogen/EWIEGA46WW/moc_MainWindow.cpp:179
        _t = <optimized out>
        result = <optimized out>
#10 0x00007f82fc332423 in QMetaObject::activate (sender=0x55fdc9a1c380, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3801
        methodIndex = <optimized out>
        method_relative = <optimized out>
        callFunction = 0x55fdc6148ca0 <MainWindow::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>
        receiver = 0x55fdc7cb7550
        receiverInSameThread = <optimized out>
        sw = {receiver = 0x55fdc7cb7550, previousSender = 0x0, currentSender = {sender = 0x55fdc9a1c380, signal = 4, ref = 1}, switched = true}
        c = 0x55fdc9b86c80
        last = 0x55fdc9b86c80
        locker = {val = 140200556371064}
        connectionLists = {connectionLists = 0x55fdc9a15810}
        list = <optimized out>
        currentThreadId = 0x7f82f8223640
        signal_index = 4
        empty_argv = {0x0}
#11 0x00007f82fd9ab4a5 in QApt::Transaction::statusChanged (this=this@entry=0x55fdc9a1c380, _t1=<optimized out>) at ./obj-x86_64-linux-gnu/src/QApt_autogen/EWIEGA46WW/moc_transaction.cpp:542
        _a = {0x0, 0x7ffceb665c6c}
#12 0x00007f82fd99c9de in QApt::Transaction::updateProperty (this=0x55fdc9a1c380, type=<optimized out>, variant=...) at ./src/transaction.cpp:632
No locals.
#13 0x00007f82fd9ac28f in QApt::Transaction::qt_static_metacall (_o=0x55fdc9a1c380, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at ./obj-x86_64-linux-gnu/src/QApt_autogen/EWIEGA46WW/moc_transaction.cpp:286
        _t = 0x55fdc9a1c380
#14 0x00007f82fc332423 in QMetaObject::activate (sender=0x55fdc9a1c310, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3801
        methodIndex = <optimized out>
        method_relative = <optimized out>
        callFunction = 0x7f82fd9abef0 <QApt::Transaction::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>
        receiver = 0x55fdc9a1c380
        receiverInSameThread = <optimized out>
        sw = {receiver = 0x55fdc9a1c380, previousSender = 0x0, currentSender = {sender = 0x55fdc9a1c310, signal = 7, ref = 1}, switched = true}
        c = 0x55fdc9a83760
        last = 0x55fdc9a83760
        locker = {val = 140200556370952}
        connectionLists = {connectionLists = 0x55fdc9a1c520}
        list = <optimized out>
        currentThreadId = 0x7f82f8223640
        signal_index = 7
        empty_argv = {0x0}
#15 0x00007f82fd9a908c in OrgKubuntuQaptworker3TransactionInterface::propertyChanged (_t2=..., _t1=<optimized out>, this=<optimized out>) at ./obj-x86_64-linux-gnu/src/transactioninterface_p.moc:375
        _a = {0x0, 0x7ffceb665ea0, 0x7f82e8020430}
        _a = <optimized out>
#16 OrgKubuntuQaptworker3TransactionInterface::qt_static_metacall (_o=0x55fdc9a1c310, _c=<optimized out>, _id=<optimized out>, _a=0x7ffceb666000) at ./obj-x86_64-linux-gnu/src/transactioninterface_p.moc:188
        _t = 0x55fdc9a1c310
#17 0x00007f82fd9aa443 in OrgKubuntuQaptworker3TransactionInterface::qt_metacall (this=0x55fdc9a1c310, _c=QMetaObject::InvokeMetaMethod, _id=4, _a=0x7ffceb666000) at ./obj-x86_64-linux-gnu/src/transactioninterface_p.moc:316
No locals.
#18 0x00007f82fb9c2a2a in QDBusConnectionPrivate::deliverCall (this=<optimized out>, object=<optimized out>, msg=..., metaTypes=..., slotIdx=<optimized out>) at qdbusintegrator.cpp:991
        context = {connection = {static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7f82fba232c0 <qt_meta_stringdata_QDBusConnection>, data = 0x7f82fba23180 <qt_meta_data_QDBusConnection>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}, d = 0x7f82e8017010}, message = @0x7f82e801bfb0}
        old = 0x0
        ptr = <optimized out>
        params = {a = 10, s = 3, ptr = 0x7ffceb666000, {array = "\000\000\000\000\000\000\000\000\000\070\001\350\202\177\000\000\060\004\002\350\202\177\000\000\002\000\000\000\000\000\000\000\020\303\241\311\375U\000\000\340\204\242\375\202\177\000\000P\302\356\307\375U\000\000i\307\065\374\202\177\000\000\225\035\000\000\000\000\000\000\347C#\003\000\000\000", q_for_alignment_1 = 0, q_for_alignment_2 = 0}}
        auxParameters = {<QListSpecialMethods<QVariant>> = {<No data fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = -1}, static is_always_lock_free = true}}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x7f82fc3e46e0 <QListData::shared_null>}, d = 0x7f82fc3e46e0 <QListData::shared_null>}}
        i = <optimized out>
        pCount = <optimized out>
        numMetaTypes = <optimized out>
        outputArgs = {<QListSpecialMethods<QVariant>> = {<No data fields>}, {p = {static shared_null = {ref = {atomic = {_q_value = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = -1}, static is_always_lock_free = true}}}, alloc = 0, begin = 0, end = 0, array = {0x0}}, d = 0x7f82fc3e46e0 <QListData::shared_null>}, d = 0x7f82fc3e46e0 <QListData::shared_null>}}
        null = 0x0
        fail = <optimized out>
#19 0x00007f82fc332d52 in QObject::event (this=0x55fdc9a1c310, e=<optimized out>) at kernel/qobject.cpp:1260
        mce = <optimized out>
        sw = {receiver = 0x55fdc9a1c310, previousSender = 0x0, currentSender = {sender = 0x7f82e8017010, signal = -1, ref = 1}, switched = true}
#20 0x00007f82fccef415 in QApplicationPrivate::notify_helper (this=this@entry=0x55fdc7bb4870, receiver=receiver@entry=0x55fdc9a1c310, e=e@entry=0x7f82e801bf50) at kernel/qapplication.cpp:3737
        consumed = false
#21 0x00007f82fccf68b0 in QApplication::notify (this=0x7ffceb6666f0, receiver=0x55fdc9a1c310, e=0x7f82e801bf50) at kernel/qapplication.cpp:3483
        w = <optimized out>
        extra = <optimized out>
        isProxyWidget = <optimized out>
        d = <optimized out>
        res = false
        me = <optimized out>
#22 0x00007f82fc307929 in QCoreApplication::notifyInternal2 (receiver=0x55fdc9a1c310, event=0x7f82e801bf50) at ../../include/QtCore/5.12.4/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:322
        selfRequired = true
        result = false
        cbdata = {0x55fdc9a1c310, 0x7f82e801bf50, 0x7ffceb66632f}
        d = <optimized out>
        threadData = 0x55fdc7bb49f0
        scopeLevelCounter = {threadData = 0x55fdc7bb49f0}
#23 0x00007f82fc30aa1f in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x55fdc7bb49f0) at kernel/qcoreapplication.cpp:1821
        e = 0x7f82e801bf50
        pe = <optimized out>
        r = <optimized out>
        unlocker = {m = <synthetic pointer><error reading variable>}
        event_deleter = {d = 0x7f82e801bf50}
        locker = {val = 94548466027040}
        startOffset = 0
        i = @0x55fdc7bb4a14: 3
        cleanup = <optimized out>
#24 0x00007f82fc35d817 in postEventSourceDispatch (s=0x55fdc7c14500) at kernel/qeventdispatcher_glib.cpp:276
        source = 0x55fdc7c14500
#25 0x00007f82faa4635e in g_main_dispatch (context=0x7f82f0004fd0) at ../../../glib/gmain.c:3193
        dispatch = 0x7f82fc35d800 <postEventSourceDispatch(GSource*, GSourceFunc, gpointer)>
        prev_source = 0x0
        was_in_call = 0
        user_data = 0x0
        callback = 0x0
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        source = 0x55fdc7c14500
        current = 0x55fdc80a4670
        i = 0
        current = <optimized out>
        i = <optimized out>
        __FUNCTION__ = "g_main_dispatch"
        source = <optimized out>
        _g_boolean_var_ = <optimized out>
        was_in_call = <optimized out>
        user_data = <optimized out>
        callback = <optimized out>
        cb_funcs = <optimized out>
        cb_data = <optimized out>
        need_destroy = <optimized out>
        dispatch = <optimized out>
        prev_source = <optimized out>
        _g_boolean_var_ = <optimized out>
#26 g_main_context_dispatch (context=context@entry=0x7f82f0004fd0) at ../../../glib/gmain.c:3858
No locals.
#27 0x00007f82faa465f8 in g_main_context_iterate (context=context@entry=0x7f82f0004fd0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:3931
        max_priority = 2147483647
        timeout = 14
        some_ready = 1
        nfds = <optimized out>
        allocated_nfds = 4
        fds = 0x55fdc9b7eb40
#28 0x00007f82faa46690 in g_main_context_iteration (context=0x7f82f0004fd0, may_block=may_block@entry=1) at ../../../glib/gmain.c:3992
        retval = <optimized out>
#29 0x00007f82fc35cdfb in QEventDispatcherGlib::processEvents (this=0x55fdc7c18b20, flags=...) at kernel/qeventdispatcher_glib.cpp:422
        d = 0x55fdc7c16280
        canWait = true
        savedFlags = {i = 0}
        result = <optimized out>
#30 0x00007f82fc30645b in QEventLoop::exec (this=this@entry=0x7ffceb666620, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140
        d = 0x55fdc80a4520
        locker = {val = 94548466027264}
        ref = {d = 0x55fdc80a4520, locker = @0x7ffceb6665a8, exceptionCaught = true}
        app = <optimized out>
#31 0x00007f82fc30e726 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:120
        threadData = 0x55fdc7bb49f0
        eventLoop = {<QObject> = {_vptr.QObject = 0x7f82fc5ba3c8 <vtable for QEventLoop+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7f82fc4abd00 <qt_meta_stringdata_QObject>, data = 0x7f82fc4abbe0 <qt_meta_data_QObject>, static_metacall = 0x7f82fc339730 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x55fdc80a4520}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7f82fc4aec20 <qt_meta_stringdata_Qt>, data = 0x7f82fc4abe20 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f82fc5b2980 <QObject::staticMetaObject>, stringdata = 0x7f82fc4a6680 <qt_meta_stringdata_QEventLoop>, data = 0x7f82fc4a6620 <qt_meta_data_QEventLoop>, static_metacall = 0x7f82fc306160 <QEventLoop::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        returnCode = <optimized out>
#32 0x000055fdc611b1b8 in main (argc=<optimized out>, argv=<optimized out>) at ./src/main.cpp:62
        app = {<QGuiApplication> = {<QCoreApplication> = {<QObject> = {_vptr.QObject = 0x7f82fd1ce598 <vtable for QApplication+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7f82fc4abd00 <qt_meta_stringdata_QObject>, data = 0x7f82fc4abbe0 <qt_meta_data_QObject>, static_metacall = 0x7f82fc339730 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x55fdc7bb4870}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7f82fc4aec20 <qt_meta_stringdata_Qt>, data = 0x7f82fc4abe20 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f82fc5b2980 <QObject::staticMetaObject>, stringdata = 0x7f82fc4a6d40 <qt_meta_stringdata_QCoreApplication>, data = 0x7f82fc4a6c20 <qt_meta_data_QCoreApplication>, static_metacall = 0x7f82fc309480 <QCoreApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, static self = 0x7ffceb6666f0}, static staticMetaObject = {d = {superdata = 0x7f82fc5ba560 <QCoreApplication::staticMetaObject>, stringdata = 0x7f82fca922e0 <qt_meta_stringdata_QGuiApplication>, data = 0x7f82fca92060 <qt_meta_data_QGuiApplication>, static_metacall = 0x7f82fc6e3720 <QGuiApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f82fcb6dae0 <QGuiApplication::staticMetaObject>, stringdata = 0x7f82fd075b20 <qt_meta_stringdata_QApplication>, data = 0x7f82fd0759a0 <qt_meta_data_QApplication>, static_metacall = 0x7f82fccf4050 <QApplication::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}}
        about = {d = 0x55fdc7cb3100}
        service = {<QObject> = {_vptr.QObject = 0x7f82fd593bd0 <vtable for KDBusService+16>, static staticMetaObject = {d = {superdata = 0x0, stringdata = 0x7f82fc4abd00 <qt_meta_stringdata_QObject>, data = 0x7f82fc4abbe0 <qt_meta_data_QObject>, static_metacall = 0x7f82fc339730 <QObject::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d_ptr = {d = 0x55fdc7cbbde0}, static staticQtMetaObject = {d = {superdata = 0x0, stringdata = 0x7f82fc4aec20 <qt_meta_stringdata_Qt>, data = 0x7f82fc4abe20 <qt_meta_data_Qt>, static_metacall = 0x0, relatedMetaObjects = 0x0, extradata = 0x0}}}, static staticMetaObject = {d = {superdata = 0x7f82fc5b2980 <QObject::staticMetaObject>, stringdata = 0x7f82fd58fca0 <qt_meta_stringdata_KDBusService>, data = 0x7f82fd58fb80 <qt_meta_data_KDBusService>, static_metacall = 0x7f82fd58cbc0 <KDBusService::qt_static_metacall(QObject*, QMetaObject::Call, int, void**)>, relatedMetaObjects = 0x0, extradata = 0x0}}, d = 0x55fdc7c78040}
        disableSessionManagement = <optimized out>
        mainWindow = 0x55fdc7cb7550