https://bugs.kde.org/show_bug.cgi?id=518229

            Bug ID: 518229
           Summary: Dolphin crashes when opening Contextmenue
    Classification: Applications
           Product: dolphin
      Version First 25.12.3
       Reported In:
          Platform: unspecified
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: general
          Assignee: [email protected]
          Reporter: [email protected]
                CC: [email protected]
  Target Milestone: ---

Application: dolphin (25.12.3)

ApplicationNotResponding [ANR]: false
Qt Version: 6.11.0
Frameworks Version: 6.24.0
Operating System: Linux 6.19.9-arch1-1 x86_64
Windowing System: X11
Distribution: Arch Linux
DrKonqi: 6.6.3 [CoredumpBackend]

-- Information about the crash:
I tried to open a .pdf file via the context menu when Dolphin crashed shortly
after right click on that file to open context menu.

The crash can be reproduced sometimes.

-- Backtrace (Reduced):
#5  std::__atomic_base<QObjectPrivate::Connection*>::load (this=0x841f1f,
__m=std::memory_order_acquire) at
/usr/include/c++/15.2.1/bits/atomic_base.h:828
#6  std::atomic<QObjectPrivate::Connection*>::load (this=0x841f1f,
__m=std::memory_order_acquire) at /usr/include/c++/15.2.1/atomic:586
#7 
QAtomicOps<QObjectPrivate::Connection*>::loadAcquire<QObjectPrivate::Connection*>
(_q_value=<error reading variable: Cannot access memory at address 0x841f1f>)
at /usr/src/debug/qt6-base/qtbase/src/corelib/thread/qatomic_cxx11.h:215
#8  QBasicAtomicPointer<QObjectPrivate::Connection>::loadAcquire
(this=0x841f1f) at
/usr/src/debug/qt6-base/qtbase/src/corelib/thread/qbasicatomic.h:179
#9  QObjectPrivate::maybeSignalConnected (this=0x7f03d653a750 <vtable for
QAccessibleMenuItem+224>, signalIndex=3) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:458
#10 0x00007f03d4ddc673 in doActivate<false> (sender=0x55dc7bf85610,
signal_index=3, argv=0x7ffcb103e870) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4271
[...]
#12 KJob::finished (this=this@entry=0x55dc7bf85610, _t1=<optimized out>,
_t1@entry=0x55dc7bf85610, _t2=...) at
/usr/src/debug/kcoreaddons/build/src/lib/KF6CoreAddons_autogen/include/moc_kjob.cpp:457
#13 0x00007f03d6b104e6 in KJob::finishJob (this=0x55dc7bf85610,
emitResult=false) at
/usr/src/debug/kcoreaddons/kcoreaddons-6.24.0/src/lib/jobs/kjob.cpp:112
#14 0x00007f03d6b105cf in KJob::kill (this=0x55dc7bf85610,
verbosity=verbosity@entry=KJob::Quietly) at
/usr/src/debug/kcoreaddons/kcoreaddons-6.24.0/src/lib/jobs/kjob.cpp:135
#15 0x00007f03d74b3040 in KIO::FilePreviewJob::timerEvent (event=<optimized
out>, this=<optimized out>) at
/usr/src/debug/kio/kio-6.24.0/src/gui/filepreviewjob.cpp:759
#16 KIO::FilePreviewJob::timerEvent (this=0x55dc7c34a4f0, event=<optimized
out>) at /usr/src/debug/kio/kio-6.24.0/src/gui/filepreviewjob.cpp:755
#17 0x00007f03d4dd45b6 in QObject::event (this=<optimized out>, e=<optimized
out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:1453
#18 0x00007f03d5f02450 in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x55dc7c34a4f0, e=0x7ffcb103eab0) at
/usr/src/debug/qt6-base/qtbase/src/widgets/kernel/qapplication.cpp:3276
#19 0x00007f03d4d76c98 in QCoreApplication::notifyInternal2
(receiver=0x55dc7c34a4f0, event=0x7ffcb103eab0) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1109
#20 0x00007f03d4f4ab6f in QCoreApplication::sendEvent (receiver=<optimized
out>, event=0x7ffcb103eab0) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1549
#21 QTimerInfoList::activateTimers (this=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qtimerinfo_unix.cpp:426


Reported using DrKonqi

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