[konsole] [Bug 400348] New: Konsole crashed as I was writing in vim

Fri Oct 26 17:32:59 BST 2018

https://bugs.kde.org/show_bug.cgi?id=400348

            Bug ID: 400348
           Summary: Konsole crashed as I was writing in vim
           Product: konsole
           Version: 18.08.2
          Platform: Ubuntu Packages
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: konsole-devel at kde.org
          Reporter: pc at kvalvik.no
  Target Milestone: ---

Application: konsole (18.08.2)

Qt Version: 5.11.2
Frameworks Version: 5.51.0
Operating System: Linux 4.15.0-38-generic x86_64
Distribution: KDE neon User Edition 5.14

-- Information about the crash:
Literally it, Konsoled crashed as I was typing in vim in insert mode.

The crash does not seem to be reproducible.

-- 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 0x7f7637947800 (LWP 22877))]

Thread 3 (Thread 0x7f761a10d700 (LWP 22880)):
#0  0x00007f7637252cf6 in __GI_ppoll (fds=fds at entry=0x7f7614013f08,
nfds=nfds at entry=1, timeout=<optimized out>, timeout at entry=0x0,
sigmask=sigmask at entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
#1  0x00007f7633787241 in ppoll (__ss=<optimized out>, __timeout=<optimized
out>, __nfds=<optimized out>, __fds=<optimized out>) at
/usr/include/x86_64-linux-gnu/bits/poll2.h:77
#2  qt_ppoll (timeout_ts=0x0, nfds=1, fds=0x7f7614013f08) at
kernel/qcore_unix.cpp:132
#3  qt_safe_poll (fds=0x7f7614013f08, nfds=1, timeout_ts=timeout_ts at entry=0x0)
at kernel/qcore_unix.cpp:153
#4  0x00007f763378894e in QEventDispatcherUNIX::processEvents (this=<optimized
out>, flags=...) at kernel/qeventdispatcher_unix.cpp:500
#5  0x00007f763372f7fa in QEventLoop::exec (this=this at entry=0x7f761a10cd70,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:214
#6  0x00007f763355abba in QThread::exec (this=<optimized out>) at
thread/qthread.cpp:525
#7  0x00007f763166ee45 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007f7633565adb in QThreadPrivate::start (arg=0x7f76318e6d60) at
thread/qthread_unix.cpp:367
#9  0x00007f762ea956db in start_thread (arg=0x7f761a10d700) at
pthread_create.c:463
#10 0x00007f763725f88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f762218d700 (LWP 22879)):
#0  0x00007f7637252bf9 in __GI___poll (fds=0x7f762218cca8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f762eebb747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f762eebd36a in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f762514ded9 in QXcbEventReader::run (this=0x562ca7755ba0) at
qxcbconnection.cpp:1391
#4  0x00007f7633565adb in QThreadPrivate::start (arg=0x562ca7755ba0) at
thread/qthread_unix.cpp:367
#5  0x00007f762ea956db in start_thread (arg=0x7f762218d700) at
pthread_create.c:463
#6  0x00007f763725f88f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f7637947800 (LWP 22877)):
[KCrash Handler]
#6  0x00007f7636e922f9 in std::__atomic_base<int>::load
(__m=std::memory_order_relaxed, this=0x51) at
/usr/include/c++/7/bits/atomic_base.h:396
#7  QAtomicOps<int>::load<int> (_q_value=...) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qatomic_cxx11.h:227
#8  QBasicAtomicInteger<int>::load (this=0x51) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qbasicatomic.h:103
#9  QtPrivate::RefCount::isShared (this=0x51) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qrefcount.h:101
#10 QVector<Konsole::Character>::isDetached (this=0x562ca7b347f8) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qvector.h:106
#11 QVector<Konsole::Character>::detach (this=0x562ca7b347f8) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qvector.h:383
#12 QVector<Konsole::Character>::data (this=0x562ca7b347f8) at
/usr/include/x86_64-linux-gnu/qt5/QtCore/qvector.h:127
#13 Konsole::Screen::copyLineToStream (this=this at entry=0x562ca786e8a0,
line=line at entry=46, start=0, count=87, count at entry=-1,
decoder=decoder at entry=0x7ffd565e8180, appendNewLine=appendNewLine at entry=true,
options=...) at ./src/Screen.cpp:1346
#14 0x00007f7636e92813 in Konsole::Screen::writeToStream
(this=this at entry=0x562ca786e8a0, decoder=decoder at entry=0x7ffd565e8180,
startIndex=startIndex at entry=1442, endIndex=endIndex at entry=5269, options=...) at
./src/Screen.cpp:1275
#15 0x00007f7636e940a2 in Konsole::Screen::text (this=0x562ca786e8a0,
startIndex=1442, endIndex=5269, options=...) at ./src/Screen.cpp:1226
#16 0x00007f7636e94182 in Konsole::Screen::selectedText (this=<optimized out>,
options=..., options at entry=...) at ./src/Screen.cpp:1207
#17 0x00007f7636e61cbd in Konsole::Emulation::checkSelectedText
(this=0x562ca79d1700) at ./src/Emulation.cpp:106
#18 0x00007f763376067f in QtPrivate::QSlotObjectBase::call (a=0x7ffd565e8320,
r=0x562ca79d1700, this=0x562ca7b33840) at
../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:376
#19 QMetaObject::activate (sender=0x562ca7b2f9a0, signalOffset=<optimized out>,
local_signal_index=local_signal_index at entry=3, argv=argv at entry=0x0) at
kernel/qobject.cpp:3754
#20 0x00007f7633760c37 in QMetaObject::activate (sender=<optimized out>,
m=m at entry=0x7f7637136060 <Konsole::ScreenWindow::staticMetaObject>,
local_signal_index=local_signal_index at entry=3, argv=argv at entry=0x0) at
kernel/qobject.cpp:3633
#21 0x00007f7636ee6d43 in Konsole::ScreenWindow::selectionChanged
(this=<optimized out>) at
./obj-x86_64-linux-gnu/src/konsoleprivate_autogen/EWIEGA46WW/moc_ScreenWindow.cpp:188
#22 0x00007f7636e94a01 in Konsole::ScreenWindow::setSelectionEnd
(this=<optimized out>, column=column at entry=50, line=<optimized out>) at
./src/ScreenWindow.cpp:159
#23 0x00007f7636ec2e17 in Konsole::TerminalDisplay::extendSelection
(this=this at entry=0x562ca7a434e0, position=...) at
./src/TerminalDisplay.cpp:2637
#24 0x00007f7636ec7810 in Konsole::TerminalDisplay::mousePressEvent
(this=0x562ca7a434e0, ev=0x7ffd565e88d0) at ./src/TerminalDisplay.cpp:2289
#25 0x00007f76347923ef in QWidget::event (this=this at entry=0x562ca7a434e0,
event=event at entry=0x7ffd565e88d0) at kernel/qwidget.cpp:8903
#26 0x00007f7636ec820a in Konsole::TerminalDisplay::event (this=0x562ca7a434e0,
event=0x7ffd565e88d0) at ./src/TerminalDisplay.cpp:3672
#27 0x00007f7634752e1c in QApplicationPrivate::notify_helper
(this=this at entry=0x562ca7737540, receiver=receiver at entry=0x562ca7a434e0,
e=e at entry=0x7ffd565e88d0) at kernel/qapplication.cpp:3727
#28 0x00007f763475af87 in QApplication::notify (this=<optimized out>,
receiver=0x562ca7a434e0, e=0x7ffd565e88d0) at kernel/qapplication.cpp:3203
#29 0x00007f76337314d8 in QCoreApplication::notifyInternal2
(receiver=receiver at entry=0x562ca7a434e0, event=event at entry=0x7ffd565e88d0) at
kernel/qcoreapplication.cpp:1048
#30 0x00007f76347598d2 in QCoreApplication::sendEvent (event=<optimized out>,
receiver=<optimized out>) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:234
#31 QApplicationPrivate::sendMouseEvent
(receiver=receiver at entry=0x562ca7a434e0, event=event at entry=0x7ffd565e88d0,
alienWidget=alienWidget at entry=0x562ca7a434e0, nativeWidget=0x562ca77a7b60,
buttonDown=buttonDown at entry=0x7f7634e4c850 <qt_button_down>,
lastMouseReceiver=..., spontaneous=true) at kernel/qapplication.cpp:2695
#32 0x00007f76347acc13 in QWidgetWindow::handleMouseEvent
(this=this at entry=0x562ca77dcf50, event=event at entry=0x7ffd565e8cd0) at
kernel/qwidgetwindow.cpp:658
#33 0x00007f76347af229 in QWidgetWindow::event (this=0x562ca77dcf50,
event=0x7ffd565e8cd0) at kernel/qwidgetwindow.cpp:280
#34 0x00007f7634752e1c in QApplicationPrivate::notify_helper
(this=this at entry=0x562ca7737540, receiver=receiver at entry=0x562ca77dcf50,
e=e at entry=0x7ffd565e8cd0) at kernel/qapplication.cpp:3727
#35 0x00007f763475a3ef in QApplication::notify (this=0x562ca7737520,
receiver=0x562ca77dcf50, e=0x7ffd565e8cd0) at kernel/qapplication.cpp:3486
#36 0x00007f76337314d8 in QCoreApplication::notifyInternal2
(receiver=receiver at entry=0x562ca77dcf50, event=event at entry=0x7ffd565e8cd0) at
kernel/qcoreapplication.cpp:1048
#37 0x00007f7633f567bb in QCoreApplication::sendSpontaneousEvent
(event=0x7ffd565e8cd0, receiver=0x562ca77dcf50) at
../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:237
#38 QGuiApplicationPrivate::processMouseEvent (e=0x562ca7b88ed0) at
kernel/qguiapplication.cpp:2082
#39 0x00007f7633f58335 in QGuiApplicationPrivate::processWindowSystemEvent
(e=e at entry=0x562ca7b88ed0) at kernel/qguiapplication.cpp:1817
#40 0x00007f7633f30f5b in QWindowSystemInterface::sendWindowSystemEvents
(flags=...) at kernel/qwindowsysteminterface.cpp:1032
#41 0x00007f76251d9a06 in QUnixEventDispatcherQPA::processEvents
(this=<optimized out>, flags=...) at qunixeventdispatcher.cpp:69
#42 0x00007f763372f7fa in QEventLoop::exec (this=this at entry=0x7ffd565e8f40,
flags=..., flags at entry=...) at kernel/qeventloop.cpp:214
#43 0x00007f76337389c0 in QCoreApplication::exec () at
kernel/qcoreapplication.cpp:1336
#44 0x00007f7633f4c9cc in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1762
#45 0x00007f7634752d75 in QApplication::exec () at kernel/qapplication.cpp:2901
#46 0x00007f763755772c in kdemain (argc=<optimized out>, argv=<optimized out>)
at ./src/main.cpp:207
#47 0x00007f763715fb97 in __libc_start_main (main=0x562ca6af9720 <main>,
argc=1, argv=0x7ffd565e9208, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffd565e91f8) at ../csu/libc-start.c:310
#48 0x0000562ca6af975a in _start ()

Possible duplicates by query: bug 398320, bug 397014, bug 393414, bug 390660,
bug 387343.

Reported using DrKonqi

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