https://bugs.kde.org/show_bug.cgi?id=506962

            Bug ID: 506962
           Summary: Consistent crash when removing paired devices
    Classification: Applications
           Product: systemsettings
      Version First 6.4.2
       Reported In:
          Platform: unspecified
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: generic-crash
          Assignee: [email protected]
          Reporter: [email protected]
  Target Milestone: ---

Application: systemsettings (6.4.2)

ApplicationNotResponding [ANR]: false
Qt Version: 6.9.1
Frameworks Version: 6.15.0
Operating System: Linux 6.15.5-arch1-1 x86_64
Windowing System: X11
Distribution: "Arch Linux"
DrKonqi: 6.4.2 [CoredumpBackend]

-- Information about the crash:
Crashed and restarted every time as I removed three paired devices one by one.

The crash can be reproduced every time.

-- Backtrace (Reduced):
#5  0x00007f3ce975c0ed in KdeConnectKcm::devicesRemoved (this=0x55b85e45cb20)
at /usr/src/debug/kdeconnect/kdeconnect-kde-25.04.3/kcm/kcm.cpp:237
#6  KdeConnectKcm::devicesRemoved (this=0x55b85e45cb20) at
/usr/src/debug/kdeconnect/kdeconnect-kde-25.04.3/kcm/kcm.cpp:230
#7  0x00007f3d203d37ef in QtPrivate::QSlotObjectBase::call
(this=0x55b85e6a2cf0, r=0x55b85e45cb20, a=0x7ffd9267e7c0, this=<optimized out>,
r=<optimized out>, a=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobjectdefs_impl.h:461
#8  doActivate<false> (sender=<optimized out>, signal_index=<optimized out>,
argv=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4146
[...]
#10 QAbstractItemModel::rowsRemoved (this=0x7f3d14071930, _t1=...,
_t2=<optimized out>, _t3=<optimized out>, _t4=...) at
/usr/src/debug/qt6-base/build/src/corelib/Core_autogen/include/moc_qabstractitemmodel.cpp:700
#11 QAbstractItemModel::endRemoveRows (this=0x7f3d14071930) at
/usr/src/debug/qt6-base/qtbase/src/corelib/itemmodels/qabstractitemmodel.cpp:2972
#12 0x00007f3d203d37ef in QtPrivate::QSlotObjectBase::call
(this=0x55b85e45f400, r=0x7f3d14071930, a=0x7ffd9267e9f0, this=<optimized out>,
r=<optimized out>, a=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobjectdefs_impl.h:461
#13 doActivate<false> (sender=<optimized out>, signal_index=<optimized out>,
argv=<optimized out>) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:4146
[...]
#15 OrgKdeKdeconnectDaemonInterface::deviceRemoved (this=<optimized out>,
_t1=<optimized out>) at
/usr/src/debug/kdeconnect/build/interfaces/generated/moc_daemoninterface.cpp:300
#16 OrgKdeKdeconnectDaemonInterface::qt_static_metacall (_o=<optimized out>,
_c=<optimized out>, _id=<optimized out>, _a=0x7ffd9267ec08) at
/usr/src/debug/kdeconnect/build/interfaces/generated/moc_daemoninterface.cpp:172
#17 0x00007f3ce976ea17 in OrgKdeKdeconnectDaemonInterface::qt_metacall
(this=this@entry=0x55b85e45d060, _c=_c@entry=QMetaObject::InvokeMetaMethod,
_id=4, _a=_a@entry=0x7ffd9267ec08) at
/usr/src/debug/kdeconnect/build/interfaces/generated/moc_daemoninterface.cpp:256
#18 0x00007f3ce976ea7e in DaemonDbusInterface::qt_metacall
(this=0x55b85e45d060, _c=QMetaObject::InvokeMetaMethod, _id=<optimized out>,
_a=0x7ffd9267ec08) at
/usr/src/debug/kdeconnect/build/interfaces/kdeconnectinterfaces_autogen/include/moc_dbusinterfaces.cpp:114
#19 0x00007f3d20985b09 in QDBusConnectionPrivate::deliverCall
(this=0x7f3d14001690, object=0x55b85e45d060, msg=..., metaTypes=..., slotIdx=9)
at /usr/src/debug/qt6-base/qtbase/src/dbus/qdbusintegrator.cpp:1007
#20 0x00007f3d203c0e34 in QObject::event (this=<optimized out>, e=<optimized
out>) at /usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qobject.cpp:1431
#21 0x00007f3d21501c70 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
() at /usr/lib/libQt6Widgets.so.6
#22 0x00007f3d20368118 in QCoreApplication::notifyInternal2
(receiver=0x55b85e45d060, event=event@entry=0x7f3d14084340) at
/usr/src/debug/qt6-base/qtbase/src/corelib/kernel/qcoreapplication.cpp:1106


Reported using DrKonqi

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