https://bugs.kde.org/show_bug.cgi?id=448847

            Bug ID: 448847
           Summary: Kate crashed in (KateViewSpace::closeDocument) when
                    clicking on the close button for the tab immediately
                    to the left of the active one
           Product: kate
           Version: unspecified
          Platform: Compiled Sources
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: kwrite-bugs-n...@kde.org
          Reporter: n...@kde.org
  Target Milestone: ---

Application: kate (22.03.70)
 (Compiled from sources)
Qt Version: 5.15.2
Frameworks Version: 5.91.0
Operating System: Linux 5.15.14-200.fc35.x86_64 x86_64
Windowing System: Wayland
Distribution: Fedora Linux 35 (KDE Plasma)
DrKonqi: 5.24.80 [KCrashBackend]

-- Information about the crash:
- What I was doing when the application crashed:
I closed the tab immediately to the left of the active tab. This is 100%
reproducible for me. Kate and all other KDE software are built from source with
today's git master.

The crash can be reproduced every time.

-- Backtrace:
Application: Kate (kate), signal: Segmentation fault
Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = 0x0}
[KCrash Handler]
#5  KateViewSpace::closeDocument (this=0x223ff90, doc=<optimized out>) at
/home/nate/kde/src/kate/kate/kateviewspace.cpp:413
#6  0x00007fa600989f49 in QObject::event (this=0x223ff90, e=0x2c9abc0) at
kernel/qobject.cpp:1314
#7  0x00007fa60162f443 in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x223ff90, e=0x2c9abc0) at kernel/qapplication.cpp:3632
#8  0x00007fa60095f7d8 in QCoreApplication::notifyInternal2
(receiver=0x223ff90, event=0x2c9abc0) at kernel/qcoreapplication.cpp:1064
#9  0x00007fa600962d46 in QCoreApplicationPrivate::sendPostedEvents
(receiver=0x0, event_type=0, data=0xd30590) at kernel/qcoreapplication.cpp:1821
#10 0x00007fa6009b1117 in postEventSourceDispatch (s=0xd7ca40) at
kernel/qeventdispatcher_glib.cpp:277
#11 0x00007fa5fed8a130 in g_main_dispatch (context=0xd78ba0) at
../glib/gmain.c:3381
#12 g_main_context_dispatch (context=0xd78ba0) at ../glib/gmain.c:4099
#13 0x00007fa5feddf208 in g_main_context_iterate.constprop.0
(context=context@entry=0xd78ba0, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4175
#14 0x00007fa5fed87933 in g_main_context_iteration (context=0xd78ba0,
may_block=1) at ../glib/gmain.c:4240
#15 0x00007fa6009b0bb8 in QEventDispatcherGlib::processEvents (this=0xd7a8a0,
flags=...) at kernel/qeventdispatcher_glib.cpp:423
#16 0x00007fa60095e1e2 in QEventLoop::exec (this=this@entry=0x7ffca3d86ae0,
flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:69
#17 0x00007fa600966724 in QCoreApplication::exec () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#18 0x00007fa600f5ec40 in QGuiApplication::exec () at
kernel/qguiapplication.cpp:1860
#19 0x00007fa60162f3b9 in QApplication::exec () at kernel/qapplication.cpp:2824
#20 0x0000000000437a43 in main (argc=<optimized out>, argv=<optimized out>) at
/home/nate/kde/src/kate/kate/main.cpp:700
[Inferior 1 (process 70320) detached]

Possible duplicates by query: bug 448137, bug 447553, bug 445683, bug 443940,
bug 443387.

Reported using DrKonqi

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