[konsole] [Bug 393414] New: Konsole crashed after detaching a tab from a window

Mon Apr 23 05:35:56 UTC 2018

https://bugs.kde.org/show_bug.cgi?id=393414

            Bug ID: 393414
           Summary: Konsole crashed after detaching a tab from a window
           Product: konsole
           Version: 18.04.0
          Platform: Neon Packages
                OS: Linux
            Status: UNCONFIRMED
          Keywords: drkonqi
          Severity: normal
          Priority: NOR
         Component: general
          Assignee: konsole-devel at kde.org
          Reporter: Buo.Ren.Lin at gmail.com
  Target Milestone: ---

Application: konsole (18.04.0)

Qt Version: 5.10.0
Frameworks Version: 5.45.0
Operating System: Linux 4.13.0-38-generic x86_64
Distribution: KDE neon User Edition 5.12

-- Information about the crash:
- What I was doing when the application crashed:
* I am building a project in a tab while browsing htop in another, I
(accidentally) detached the htop tab and attempt to reattach it back to the
window

-- Backtrace:
Application: Konsole (konsole), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd2369a28c0 (LWP 4686))]

Thread 2 (Thread 0x7fd21a185700 (LWP 4688)):
#0  0x00007fd23635374d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007fd22c07d38c in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fd22c07d49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fd2326cd5cb in QEventDispatcherGlib::processEvents
(this=0x7fd2140008c0, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007fd23267464a in QEventLoop::exec (this=this at entry=0x7fd21a184cd0,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:212
#5  0x00007fd232494554 in QThread::exec (this=this at entry=0x7fd230824d60
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread.cpp:522
#6  0x00007fd2305b02c5 in QDBusConnectionManager::run (this=0x7fd230824d60
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:178
#7  0x00007fd2324996eb in QThreadPrivate::start (arg=0x7fd230824d60 <(anonymous
namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:376
#8  0x00007fd22df296ba in start_thread (arg=0x7fd21a185700) at
pthread_create.c:333
#9  0x00007fd23635f41d in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7fd2369a28c0 (LWP 4686)):
[KCrash Handler]
#6  QWeakPointer<QObject>::data (this=0x200020250200a5) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qsharedpointer_impl.h:565
#7  QPointer<Konsole::Session>::data (this=0x200020250200a5) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qpointer.h:86
#8  QPointer<Konsole::Session>::operator Konsole::Session*
(this=0x200020250200a5) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qpointer.h:92
#9  Konsole::SessionController::isReadOnly (this=0x2000202502006d) at
/workspace/build/src/SessionController.cpp:1579
#10 0x00007fd235ff6c6f in Konsole::Vt102Emulation::sendKeyEvent
(this=0x17b6000, event=0x7ffd643038f0) at
/workspace/build/src/Vt102Emulation.cpp:1049
#11 0x00007fd2326a37b6 in QtPrivate::QSlotObjectBase::call (a=0x7ffd643038a0,
r=0x17b6000, this=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:378
#12 QMetaObject::activate (sender=sender at entry=0x1c76b40,
signalOffset=<optimized out>, local_signal_index=local_signal_index at entry=0,
argv=argv at entry=0x7ffd643038a0) at kernel/qobject.cpp:3749
#13 0x00007fd2326a3d97 in QMetaObject::activate (sender=sender at entry=0x1c76b40,
m=m at entry=0x7fd23624fea0 <Konsole::TerminalDisplay::staticMetaObject>,
local_signal_index=local_signal_index at entry=0, argv=argv at entry=0x7ffd643038a0)
at kernel/qobject.cpp:3628
#14 0x00007fd23600176f in Konsole::TerminalDisplay::keyPressedSignal
(this=this at entry=0x1c76b40, _t1=_t1 at entry=0x7ffd643038f0) at
/workspace/build/obj-x86_64-linux-gnu/src/moc_TerminalDisplay.cpp:396
#15 0x00007fd235fe10ce in Konsole::TerminalDisplay::inputMethodEvent
(this=0x1c76b40, event=0x7ffd64303c80) at
/workspace/build/src/TerminalDisplay.cpp:3277
#16 0x00007fd233688f88 in QWidget::event (this=this at entry=0x1c76b40,
event=event at entry=0x7ffd64303c80) at kernel/qwidget.cpp:9197
#17 0x00007fd235fe2aca in Konsole::TerminalDisplay::event (this=0x1c76b40,
event=0x7ffd64303c80) at /workspace/build/src/TerminalDisplay.cpp:3559
#18 0x00007fd233649acc in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x1c76b40, e=0x7ffd64303c80) at kernel/qapplication.cpp:3732
#19 0x00007fd233651417 in QApplication::notify (this=0x1371cb0,
receiver=0x1c76b40, e=0x7ffd64303c80) at kernel/qapplication.cpp:3491
#20 0x00007fd2326763c8 in QCoreApplication::notifyInternal2
(receiver=receiver at entry=0x1c76b40, event=event at entry=0x7ffd64303c80) at
kernel/qcoreapplication.cpp:1044
#21 0x00007fd21a1909d7 in QCoreApplication::sendEvent (event=0x7ffd64303c80,
receiver=0x1c76b40) at
../../../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#22 QIBusPlatformInputContext::commitText (this=0x1407b70, text=...) at
qibusplatforminputcontext.cpp:274
#23 0x00007fd21a198c59 in QIBusPlatformInputContext::qt_static_metacall
(_o=<optimized out>, _c=<optimized out>, _id=<optimized out>, _a=<optimized
out>) at .moc/moc_qibusplatforminputcontext.cpp:112
#24 0x00007fd2326a3489 in QMetaObject::activate (sender=sender at entry=0x13f6d50,
signalOffset=<optimized out>, local_signal_index=local_signal_index at entry=0,
argv=argv at entry=0x7ffd64303ef0) at kernel/qobject.cpp:3766
#25 0x00007fd2326a3d97 in QMetaObject::activate (sender=sender at entry=0x13f6d50,
m=m at entry=0x7fd21a3a0d60 <QIBusInputContextProxy::staticMetaObject>,
local_signal_index=local_signal_index at entry=0, argv=argv at entry=0x7ffd64303ef0)
at kernel/qobject.cpp:3628
#26 0x00007fd21a19b2ee in QIBusInputContextProxy::CommitText (_t1=...,
this=0x13f6d50) at .moc/moc_qibusinputcontextproxy.cpp:516
#27 QIBusInputContextProxy::qt_static_metacall (_o=_o at entry=0x13f6d50,
_c=_c at entry=QMetaObject::InvokeMetaMethod, _id=_id at entry=0,
_a=_a at entry=0x7ffd64304080) at .moc/moc_qibusinputcontextproxy.cpp:220
#28 0x00007fd21a19c4d5 in QIBusInputContextProxy::qt_metacall (this=0x13f6d50,
_c=QMetaObject::InvokeMetaMethod, _id=0, _a=0x7ffd64304080) at
.moc/moc_qibusinputcontextproxy.cpp:502
#29 0x00007fd2305bc633 in QDBusConnectionPrivate::deliverCall (this=<optimized
out>, object=<optimized out>, msg=..., metaTypes=..., slotIdx=<optimized out>)
at qdbusintegrator.cpp:998
#30 0x00007fd2326a44c9 in QObject::event (this=0x13f6d50, e=<optimized out>) at
kernel/qobject.cpp:1246
#31 0x00007fd233649acc in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x13f6d50, e=0x7fd214011080) at kernel/qapplication.cpp:3732
#32 0x00007fd233651417 in QApplication::notify (this=0x1371cb0,
receiver=0x13f6d50, e=0x7fd214011080) at kernel/qapplication.cpp:3491
#33 0x00007fd2326763c8 in QCoreApplication::notifyInternal2
(receiver=0x13f6d50, event=event at entry=0x7fd214011080) at
kernel/qcoreapplication.cpp:1044
#34 0x00007fd232678fcb in QCoreApplication::sendEvent (event=0x7fd214011080,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#35 QCoreApplicationPrivate::sendPostedEvents (receiver=receiver at entry=0x0,
event_type=event_type at entry=0, data=0x1372ce0) at
kernel/qcoreapplication.cpp:1719
#36 0x00007fd232679438 in QCoreApplication::sendPostedEvents
(receiver=receiver at entry=0x0, event_type=event_type at entry=0) at
kernel/qcoreapplication.cpp:1573
#37 0x00007fd2326cdfa3 in postEventSourceDispatch (s=0x1414950) at
kernel/qeventdispatcher_glib.cpp:276
#38 0x00007fd22c07d197 in g_main_context_dispatch () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#39 0x00007fd22c07d3f0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#40 0x00007fd22c07d49c in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#41 0x00007fd2326cd5af in QEventDispatcherGlib::processEvents
(this=this at entry=0x13f4a30, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#42 0x00007fd2239e81a1 in QPAEventDispatcherGlib::processEvents
(this=0x13f4a30, flags=...) at qeventdispatcher_glib.cpp:69
#43 0x00007fd23267464a in QEventLoop::exec (this=this at entry=0x7ffd64304660,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:212
#44 0x00007fd23267d854 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1332
#45 0x00007fd232e9983c in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1687
#46 0x00007fd233649a25 in QApplication::exec () at kernel/qapplication.cpp:2917
#47 0x00007fd23664abd7 in kdemain (argc=1, argv=<optimized out>) at
/workspace/build/src/main.cpp:190
#48 0x00007fd236278830 in __libc_start_main (main=0x4006b0 <main(int, char**)>,
argc=1, argv=0x7ffd64304968, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffd64304958) at ../csu/libc-start.c:291
#49 0x00000000004006e9 in _start ()

Reported using DrKonqi

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