Application: kdeconnectd (22.03.70) (Compiled from sources) Qt Version: 5.15.2 Frameworks Version: 5.90.0 Operating System: Linux 5.15.6-200.fc35.x86_64 x86_64 Windowing System: Wayland Distribution: Fedora Linux 35 (KDE Plasma) DrKonqi: 5.23.80 [KCrashBackend] -- Information about the crash: Built-from-source KDE Connect Daemon randomly crashes not clearly in response to anything I or the connected device was doing. The top item in the clipboard at the time was: kstart5 -- /home/nate/kde/usr/lib64/libexec/kdeconnectd --replace The crash can be reproduced sometimes. -- Backtrace: Application: KDE Connect Daemon (kdeconnectd), signal: Segmentation fault Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = 0x0} [KCrash Handler] #5 0x00007f78139b7869 in QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> >::operator-> (this=<optimized out>) at ../../include/QtCore/../../src/corelib/tools/qscopedpointer.h:118 #6 qGetPtrHelper<QScopedPointer<QObjectData, QScopedPointerDeleter<QObjectData> > const> (ptr=...) at ../../include/QtCore/../../src/corelib/global/qglobal.h:1143 #7 QMimeData::d_func (this=<optimized out>) at kernel/qmimedata.h:92 #8 QMimeData::text (this=0x0) at kernel/qmimedata.cpp:408 #9 0x00007f7813108bdb in KSystemClipboard::text (this=<optimized out>, mode=mode@entry=QClipboard::Clipboard) at /home/nate/kde/src/kguiaddons/src/systemclipboard/ksystemclipboard.cpp:49 #10 0x00007f77fb12638b in ClipboardListener::updateClipboard (this=0xcde800, mode=<optimized out>) at /home/nate/kde/src/kdeconnect-kde/plugins/clipboard/clipboardlistener.cpp:55 #11 0x00007f78139c63e9 in QtPrivate::QSlotObjectBase::call (a=0x7ffec2c96650, r=<optimized out>, this=0xce4ba0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398 #12 doActivate<false> (sender=0xcd8890, signal_index=3, argv=0x7ffec2c96650) at kernel/qobject.cpp:3886 #13 0x00007f78139c1367 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f7813117080 <KSystemClipboard::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffec2c96650) at kernel/qobject.cpp:3946 #14 0x00007f78130fc6be in KSystemClipboard::changed (this=<optimized out>, _t1=<optimized out>) at /home/nate/kde/build/kguiaddons/src/KF5GuiAddons_autogen/V34PFPZMFK/moc_ksystemclipboard.cpp:134 #15 0x00007f78139c63e9 in QtPrivate::QSlotObjectBase::call (a=0x7ffec2c96700, r=<optimized out>, this=0xca2cb0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398 #16 doActivate<false> (sender=0xcdf000, signal_index=3, argv=0x7ffec2c96700) at kernel/qobject.cpp:3886 #17 0x00007f780fc60c04 in ffi_call_unix64 () at ../src/x86/unix64.S:76 #18 0x00007f780fc60108 in ffi_call (cif=cif@entry=0x7ffec2c96880, fn=<optimized out>, rvalue=<optimized out>, rvalue@entry=0x0, avalue=avalue@entry=0x7ffec2c96950) at ../src/x86/ffi64.c:525 #19 0x00007f7811f49d10 in wl_closure_invoke (closure=closure@entry=0xf38be0, target=<optimized out>, target@entry=0xca2c50, opcode=opcode@entry=1, data=<optimized out>, flags=<optimized out>) at ../src/connection.c:1018 #20 0x00007f7811f4a41b in dispatch_event (display=display@entry=0x966080, queue=<optimized out>, queue=<optimized out>) at ../src/wayland-client.c:1452 #21 0x00007f7811f4a60c in dispatch_queue (queue=0x966150, display=0x966080) at ../src/wayland-client.c:1598 #22 wl_display_dispatch_queue_pending (display=0x966080, queue=0x966150) at ../src/wayland-client.c:1840 #23 0x00007f7811fd46a3 in QtWaylandClient::QWaylandDisplay::flushRequests (this=0x962540) at /usr/src/debug/qt5-qtwayland-5.15.2-15.fc35.x86_64/src/client/qwaylanddisplay.cpp:222 #24 0x00007f78139c6430 in doActivate<false> (sender=0x9a9570, signal_index=3, argv=0x7ffec2c96c20) at kernel/qobject.cpp:3898 #25 0x00007f78139c1367 in QMetaObject::activate (sender=sender@entry=0x9a9570, m=m@entry=0x7f7813c6b460 <QSocketNotifier::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffec2c96c20) at kernel/qobject.cpp:3946 #26 0x00007f78139c8b8a in QSocketNotifier::activated (this=this@entry=0x9a9570, _t1=..., _t2=<optimized out>, _t3=...) at .moc/moc_qsocketnotifier.cpp:178 #27 0x00007f78139c93a3 in QSocketNotifier::event (this=0x9a9570, e=0x7ffec2c96d20) at kernel/qsocketnotifier.cpp:302 #28 0x00007f78146ae443 in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x9a9570, e=0x7ffec2c96d20) at kernel/qapplication.cpp:3632 #29 0x00007f78139927d8 in QCoreApplication::notifyInternal2 (receiver=0x9a9570, event=0x7ffec2c96d20) at kernel/qcoreapplication.cpp:1064 #30 0x00007f78139e463f in socketNotifierSourceDispatch (source=0x9a18c0) at kernel/qeventdispatcher_glib.cpp:107 #31 0x00007f78121d4130 in g_main_dispatch (context=0x9a8fb0) at ../glib/gmain.c:3381 #32 g_main_context_dispatch (context=0x9a8fb0) at ../glib/gmain.c:4099 #33 0x00007f7812229208 in g_main_context_iterate.constprop.0 (context=context@entry=0x9a8fb0, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at ../glib/gmain.c:4175 #34 0x00007f78121d1933 in g_main_context_iteration (context=0x9a8fb0, may_block=1) at ../glib/gmain.c:4240 #35 0x00007f78139e3bb8 in QEventDispatcherGlib::processEvents (this=0x9a5820, flags=...) at kernel/qeventdispatcher_glib.cpp:423 #36 0x00007f78139911e2 in QEventLoop::exec (this=this@entry=0x7ffec2c96f90, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:69 #37 0x00007f7813999724 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121 #38 0x00007f7813dd8c40 in QGuiApplication::exec () at kernel/qguiapplication.cpp:1860 #39 0x00007f78146ae3b9 in QApplication::exec () at kernel/qapplication.cpp:2824 #40 0x00000000004039e7 in main (argc=<optimized out>, argv=<optimized out>) at /home/nate/kde/src/kdeconnect-kde/daemon/kdeconnectd.cpp:178 [Inferior 1 (process 884844) detached] Possible duplicates by query: bug 429402, bug 422615, bug 420613, bug 420158, bug 418076. Reported using DrKonqi
Git commit 6e26121982e9c56be7acd60a6a29107425252a65 by Méven Car, on behalf of Méven Car. Committed on 17/12/2021 at 09:22. Pushed by meven into branch 'master'. KSystemclipboard: add a nullcheck M +4 -1 src/systemclipboard/ksystemclipboard.cpp https://invent.kde.org/frameworks/kguiaddons/commit/6e26121982e9c56be7acd60a6a29107425252a65
That seems to have resolved the crash for me, thanks!