Bug 383726

Application: konqueror (5.0.97)

Qt Version: 5.7.1
Frameworks Version: 5.37.0
Operating System: Linux 4.10.0-32-generic x86_64
Distribution: KDE neon LTS User Edition 5.8

-- Information about the crash:
- What I was doing when the application crashed:

I launched Konqueror from a launcher at a pannel, it popped up a window questioning me something (I don't remember what, sorry), I clicked on «no» option and then it crashed

-- Backtrace:
Application: Konqueror (konqueror), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fb91138d940 (LWP 12907))]

Thread 3 (Thread 0x7fb906ae5700 (LWP 12909)):
#0  0x00007fb923cbe70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fb918e9838c in g_main_context_poll (priority=2147483647, n_fds=1, fds=0x7fb900003020, timeout=<optimized out>, context=0x7fb900000990) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:4135
#2  g_main_context_iterate (context=context@entry=0x7fb900000990, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3835
#3  0x00007fb918e9849c in g_main_context_iteration (context=0x7fb900000990, may_block=may_block@entry=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#4  0x00007fb91f30b75b in QEventDispatcherGlib::processEvents (this=0x7fb9000008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007fb91f2b60ba in QEventLoop::exec (this=this@entry=0x7fb906ae4c50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007fb91f0e5f64 in QThread::exec (this=this@entry=0x7fb924498d60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread.cpp:507
#7  0x00007fb924424735 in QDBusConnectionManager::run (this=0x7fb924498d60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178
#8  0x00007fb91f0eab48 in QThreadPrivate::start (arg=0x7fb924498d60 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:368
#9  0x00007fb91af886ba in start_thread (arg=0x7fb906ae5700) at pthread_create.c:333
#10 0x00007fb923cca3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7fb90ee24700 (LWP 12908)):
#0  0x00007fb923cbe70d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fb91a906c62 in poll (__timeout=-1, __nfds=1, __fds=0x7fb90ee23b80) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
#2  _xcb_conn_wait (c=c@entry=0x1fe0150, cond=cond@entry=0x1fe0190, vector=vector@entry=0x0, count=count@entry=0x0) at ../../src/xcb_conn.c:459
#3  0x00007fb91a9088d7 in xcb_wait_for_event (c=0x1fe0150) at ../../src/xcb_in.c:693
#4  0x00007fb910d54d79 in QXcbEventReader::run (this=0x1fea820) at qxcbconnection.cpp:1343
#5  0x00007fb91f0eab48 in QThreadPrivate::start (arg=0x1fea820) at thread/qthread_unix.cpp:368
#6  0x00007fb91af886ba in start_thread (arg=0x7fb90ee24700) at pthread_create.c:333
#7  0x00007fb923cca3dd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fb91138d940 (LWP 12907)):
[KCrash Handler]
#6  0x00007fb923fe12d8 in QExplicitlySharedDataPointer<KService>::~QExplicitlySharedDataPointer (this=<optimized out>, __in_chrg=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qshareddata.h:165
#7  KonqRun::foundMimeType (this=0x256faa0, _type=...) at /workspace/build/src/konqrun.cpp:106
#8  0x00007fb92290c362 in KRun::mimeTypeDetermined(QString const&) () from /usr/lib/x86_64-linux-gnu/libKF5KIOWidgets.so.5
#9  0x00007fb922e9f668 in KParts::BrowserRun::slotBrowserMimetype(KIO::Job*, QString const&) () from /usr/lib/x86_64-linux-gnu/libKF5Parts.so.5
#10 0x00007fb91f2e31f6 in QtPrivate::QSlotObjectBase::call (a=0x7fff5c3d25f0, r=0x256faa0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#11 QMetaObject::activate (sender=sender@entry=0x25a4680, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x7fff5c3d25f0) at kernel/qobject.cpp:3723
#12 0x00007fb91f2e3837 in QMetaObject::activate (sender=sender@entry=0x25a4680, m=m@entry=0x7fb922853980 <KIO::TransferJob::staticMetaObject>, local_signal_index=local_signal_index@entry=4, argv=argv@entry=0x7fff5c3d25f0) at kernel/qobject.cpp:3602
#13 0x00007fb9225ac1b7 in KIO::TransferJob::mimetype (this=this@entry=0x25a4680, _t1=_t1@entry=0x25a4680, _t2=...) at /workspace/build/obj-x86_64-linux-gnu/src/core/moc_transferjob.cpp:338
#14 0x00007fb9225ac2df in KIO::TransferJob::slotMimetype (this=0x25a4680, type=...) at /workspace/build/src/core/transferjob.cpp:265
#15 0x00007fb9225ad8dd in KIO::TransferJob::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /workspace/build/obj-x86_64-linux-gnu/src/core/moc_transferjob.cpp:158
#16 0x00007fb91f2e2e89 in QMetaObject::activate (sender=sender@entry=0x25c1c00, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=19, argv=argv@entry=0x7fff5c3d2820) at kernel/qobject.cpp:3740
#17 0x00007fb91f2e3837 in QMetaObject::activate (sender=sender@entry=0x25c1c00, m=m@entry=0x7fb922852840 <KIO::SlaveInterface::staticMetaObject>, local_signal_index=local_signal_index@entry=19, argv=argv@entry=0x7fff5c3d2820) at kernel/qobject.cpp:3602
#18 0x00007fb92257b595 in KIO::SlaveInterface::mimeType (this=this@entry=0x25c1c00, _t1=...) at /workspace/build/obj-x86_64-linux-gnu/src/core/moc_slaveinterface.cpp:526
#19 0x00007fb92257cb8b in KIO::SlaveInterface::dispatch (this=0x25c1c00, _cmd=<optimized out>, rawdata=...) at /workspace/build/src/core/slaveinterface.cpp:252
#20 0x00007fb92257b6e7 in KIO::SlaveInterface::dispatch (this=0x25c1c00) at /workspace/build/src/core/slaveinterface.cpp:89
#21 0x00007fb9225808b1 in KIO::Slave::gotInput (this=0x25c1c00) at /workspace/build/src/core/slave.cpp:399
#22 0x00007fb92260db65 in KIO::Slave::qt_static_metacall (_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized out>) at /workspace/build/obj-x86_64-linux-gnu/src/core/moc_slave.cpp:87
#23 0x00007fb91f2e2e89 in QMetaObject::activate (sender=0x25c2a90, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3740
#24 0x00007fb91f2e3837 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7fb9228515a0 <KIO::Connection::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x0) at kernel/qobject.cpp:3602
#25 0x00007fb92251cf90 in KIO::Connection::readyRead (this=<optimized out>) at /workspace/build/obj-x86_64-linux-gnu/src/core/moc_connection_p.cpp:142
#26 KIO::ConnectionPrivate::dequeue (this=0x25c3140) at /workspace/build/src/core/connection.cpp:46
#27 0x00007fb91f2e3d99 in QObject::event (this=0x25c2a90, e=<optimized out>) at kernel/qobject.cpp:1263
#28 0x00007fb91fde7ecc in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#29 0x00007fb91fdef8c6 in QApplication::notify(QObject*, QEvent*) () from /usr/lib/x86_64-linux-gnu/libQt5Widgets.so.5
#30 0x00007fb91f2b80c8 in QCoreApplication::notifyInternal2 (receiver=0x25c2a90, event=event@entry=0x25c3260) at kernel/qcoreapplication.cpp:988
#31 0x00007fb91f2ba78b in QCoreApplication::sendEvent (event=0x25c3260, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#32 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0, data=0x1fd1b40) at kernel/qcoreapplication.cpp:1649
#33 0x00007fb91f2babf8 in QCoreApplication::sendPostedEvents (receiver=receiver@entry=0x0, event_type=event_type@entry=0) at kernel/qcoreapplication.cpp:1503
#34 0x00007fb91f30b333 in postEventSourceDispatch (s=0x2018730) at kernel/qeventdispatcher_glib.cpp:276
#35 0x00007fb918e98197 in g_main_dispatch (context=0x7fb9080016f0) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3154
#36 g_main_context_dispatch (context=context@entry=0x7fb9080016f0) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3769
#37 0x00007fb918e983f0 in g_main_context_iterate (context=context@entry=0x7fb9080016f0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3840
#38 0x00007fb918e9849c in g_main_context_iteration (context=0x7fb9080016f0, may_block=may_block@entry=1) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gmain.c:3901
#39 0x00007fb91f30b73f in QEventDispatcherGlib::processEvents (this=0x2015370, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#40 0x00007fb91f2b60ba in QEventLoop::exec (this=this@entry=0x7fff5c3d30f0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#41 0x00007fb91f2be6cc in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1261
#42 0x00007fb92405c150 in kdemain (argc=1, argv=<optimized out>) at /workspace/build/src/konqmain.cpp:234
#43 0x00007fb923be3830 in __libc_start_main (main=0x4006e0 <main(int, char**)>, argc=1, argv=0x7fff5c3d3408, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff5c3d33f8) at ../csu/libc-start.c:291
#44 0x0000000000400719 in _start ()

Possible duplicates by query: bug 379771, bug 372776.

Reported using DrKonqi