[dolphin] [Bug 486172] New: Dolphin Crashes When Reconnecting Screens via KVM

[bugzilla_noreply at kde.org]

https://bugs.kde.org/show_bug.cgi?id=486172

            Bug ID: 486172
           Summary: Dolphin Crashes When Reconnecting Screens via KVM
    Classification: Applications
           Product: dolphin
           Version: 23.08.5
          Platform: Ubuntu
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: dolphin-bugs-null at kde.org
          Reporter: epicteammate+kde at gmail.com
                CC: kfm-devel at kde.org
  Target Milestone: ---

Application: dolphin (23.08.5)

Qt Version: 5.15.13
Frameworks Version: 5.115.0
Operating System: Linux 6.8.0-31-generic x86_64
Windowing System: X11
Distribution: Ubuntu 24.04 LTS
DrKonqi: 5.27.11 [KCrashBackend]

-- Information about the crash:
When I switch back to my desktop on my KVM, usually the application will crash.
I'm not sure if its related to it moving around the screen or if there is some
other cause.

The crash can be reproduced sometimes.

-- Backtrace:
Application: Dolphin (dolphin), signal: Segmentation fault

[KCrash Handler]
#4  __memcpy_avx512_unaligned_erms () at
../sysdeps/x86_64/multiarch/memmove-vec-unaligned-erms.S:265
#5  0x00007e216ecd9c2a in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#6  0x00007e216ecda2b2 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#7  0x00007e216ecdac42 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#8  0x00007e2174f27fee in QBackingStore::flush(QRegion const&, QWindow*, QPoint
const&) () from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#9  0x00007e2175579f0d in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#10 0x00007e217557bb08 in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#11 0x00007e217557dddb in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#12 0x00007e21755ca211 in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#13 0x00007e21755ce197 in ?? () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#14 0x00007e217556bd45 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#15 0x00007e21748d8118 in QCoreApplication::notifyInternal2(QObject*, QEvent*)
() from /lib/x86_64-linux-gnu/libQt5Core.so.5
#16 0x00007e2174d41d47 in
QGuiApplicationPrivate::processGeometryChangeEvent(QWindowSystemInterfacePrivate::GeometryChangeEvent*)
() from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#17 0x00007e2174d17bfc in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
() from /lib/x86_64-linux-gnu/libQt5Gui.so.5
#18 0x00007e216ece5d06 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#19 0x00007e21729145b5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007e2172973717 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007e2172913a53 in g_main_context_iteration () from
/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007e2174935279 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) ()
from /lib/x86_64-linux-gnu/libQt5Core.so.5
#23 0x00007e21748d6a7b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007e21748df3e8 in QCoreApplication::exec() () from
/lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00006235c269d47a in ?? ()
#26 0x00007e2173e2a1ca in __libc_start_call_main
(main=main at entry=0x6235c269ac60, argc=argc at entry=3,
argv=argv at entry=0x7ffecbe62d78) at ../sysdeps/nptl/libc_start_call_main.h:58
#27 0x00007e2173e2a28b in __libc_start_main_impl (main=0x6235c269ac60, argc=3,
argv=0x7ffecbe62d78, init=<optimized out>, fini=<optimized out>,
rtld_fini=<optimized out>, stack_end=0x7ffecbe62d68) at ../csu/libc-start.c:360
#28 0x00006235c269dc25 in ?? ()
[Inferior 1 (process 4010) detached]

The reporter indicates this bug may be a duplicate of or related to bug 485914.

Reported using DrKonqi

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