https://bugs.kde.org/show_bug.cgi?id=528353

            Bug ID: 528353
           Summary: PlasmaKDE nao sobe. PlasmaKDE nao sobe.
    Classification: Applications
           Product: kdeconnect
      Version First 25.12.3
       Reported In:
          Platform: Other
                OS: Linux
            Status: REPORTED
          Keywords: drkonqi
          Severity: crash
          Priority: NOR
         Component: common
          Assignee: [email protected]
          Reporter: [email protected]
                CC: [email protected]
  Target Milestone: ---

Application: kdeconnectd (25.12.3)

ApplicationNotResponding [ANR]: false
Qt Version: 6.10.2
Frameworks Version: 6.24.0
Operating System: Linux 7.0.0-42-generic x86_64
Windowing System: X11
Distribution: Ubuntu 26.04.1 LTS
DrKonqi: 6.6.6 [CoredumpBackend]

-- Information about the crash:
Os Kubuntu 24.04 foi atualisado para o 26.04, mas a interface grafica wayland
nao sobiu. Tive que instalar o lightDM, Openbox e a interface Xubuntu para ter
acesso ao sistema. Com isso todos app do KDE incluindo o KDEconnect ficaram
prejudicados.

Kubuntu 24.04 was updated to 26.04, but the Wayland graphical interface did not
start. I had to install LightDM, Openbox, and the Xubuntu interface to gain
access to the system. As a result, all KDE applications—including KDE
Connect—are now compromised.

The reporter is unsure if this crash is reproducible.

-- Backtrace:
Application: Serviço do KDE Connect (kdeconnectd), signal: Segmentation fault

Downloading 357.73 K separate debug info for /usr/bin/kdeconnectd...
Downloading 3.72 M separate debug info for
/home/jakelinux/.cache/debuginfod_client/193472777d438d09e7e231d376d26393a2f8d16e/debuginfo...
[New LWP 4771]
[New LWP 4917]
[New LWP 4862]
[New LWP 4871]
Downloading 53.04 K separate debug info for system-supplied DSO at
0x7ceb5909e000...
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/usr/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/bin/kdeconnectd'.
Program terminated with signal SIGSEGV, Segmentation fault.
Download failed: Invalid argument.  Continuing without source file
./nptl/./nptl/pthread_kill.c.
#0  __pthread_kill_implementation (threadid=<optimized out>, signo=11,
no_tid=0) at ./nptl/pthread_kill.c:44

warning: 44     ./nptl/pthread_kill.c: No such file or directory
[Current thread is 1 (Thread 0x7ceb5144ee40 (LWP 4771))]
Using eu-unstrip to resolve modules.
add symbol table from file "/usr/lib/x86_64-linux-gnu/libc.so.6"
Downloading 559.68 K separate debug info for
/usr/lib/x86_64-linux-gnu/libKF6Crash.so.6...
add symbol table from file "/usr/lib/x86_64-linux-gnu/libKF6Crash.so.6"
Downloading 5.88 M separate debug info for
/usr/lib/x86_64-linux-gnu/libkdeconnectcore.so.25...
add symbol table from file "/usr/lib/x86_64-linux-gnu/libkdeconnectcore.so.25"
Downloading 35.64 M separate debug info for
/usr/lib/x86_64-linux-gnu/libQt6Core.so.6...
add symbol table from file "/usr/lib/x86_64-linux-gnu/libQt6Core.so.6"
Downloading 2.24 M separate debug info for
/usr/lib/x86_64-linux-gnu/qt6/plugins/tls/libqopensslbackend.so...
Downloading 539.82 K separate debug info for
/home/jakelinux/.cache/debuginfod_client/fb804046bdd84cbfe897ad23f801712032ced7cb/debuginfo...
add symbol table from file
"/usr/lib/x86_64-linux-gnu/qt6/plugins/tls/libqopensslbackend.so"
Downloading 16.86 M separate debug info for
/usr/lib/x86_64-linux-gnu/libQt6Network.so.6...
add symbol table from file "/usr/lib/x86_64-linux-gnu/libQt6Network.so.6"
Downloading 53.40 M separate debug info for
/usr/lib/x86_64-linux-gnu/libQt6Widgets.so.6...
add symbol table from file "/usr/lib/x86_64-linux-gnu/libQt6Widgets.so.6"
Downloading 2.27 M separate debug info for
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0...
Downloading 40.64 K separate debug info for
/home/jakelinux/.cache/debuginfod_client/c26be71d508a6b587a225d9356be78f100e34815/debuginfo...
add symbol table from file "/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0"
add symbol table from file "/usr/bin/kdeconnectd"
Download failed: Invalid argument.  Continuing without source file
./misc/../sysdeps/unix/sysv/linux/x86_64/clone3.S.
Download failed: Invalid argument.  Continuing without source file
./nptl/./nptl/pthread_create.c.
Download failed: Invalid argument.  Continuing without source file
./io/../sysdeps/unix/sysv/linux/ppoll.c.
Download failed: Invalid argument.  Continuing without source file
./nptl/./nptl/cancellation.c.
Download failed: Invalid argument.  Continuing without source file
./nptl/../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S.
Downloading 261.59 K separate debug info for
/usr/lib/x86_64-linux-gnu/libxcb.so.1...
add symbol table from file "/usr/lib/x86_64-linux-gnu/libxcb.so.1"
Downloading 5.70 M separate debug info for
/usr/lib/x86_64-linux-gnu/libQt6XcbQpa.so.6...
Downloading 2.16 M separate debug info for
/home/jakelinux/.cache/debuginfod_client/e1295815b0e96fdc6ce688faa8a00a37f3c7ca8d/debuginfo...
add symbol table from file "/usr/lib/x86_64-linux-gnu/libQt6XcbQpa.so.6"
Download failed: Invalid argument.  Continuing without source file
./io/../sysdeps/unix/sysv/linux/poll.c.
Downloading 7.50 M separate debug info for
/usr/lib/x86_64-linux-gnu/libQt6DBus.so.6...
add symbol table from file "/usr/lib/x86_64-linux-gnu/libQt6DBus.so.6"
[Current thread is 4 (Thread 0x7ceb4fed46c0 (LWP 4871))]

Thread 4 (Thread 0x7ceb4fed46c0 (LWP 4871)):
#0  __syscall_cancel_arch () at
../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ceb56ca039c in __internal_syscall_cancel (a1=<optimized out>,
a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>,
a6=<optimized out>, nr=271) at ./nptl/cancellation.c:49
#2  __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized
out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=271) at
./nptl/cancellation.c:75
#3  0x00007ceb56d28136 in __GI_ppoll (fds=fds@entry=0x5d7fde8e9420,
nfds=nfds@entry=5, timeout=<optimized out>, timeout@entry=0x7ceb4fed34f0,
sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:42
#4  0x00007ceb5611a371 in ppoll (__fds=0x5d7fde8e9420, __nfds=5,
__timeout=0x7ceb4fed34f0, __ss=0x0) at
/usr/include/x86_64-linux-gnu/bits/poll2.h:101
#5  g_main_context_poll_unlocked (priority=<optimized out>,
context=0x7ceb40000ca0, timeout_usec=<optimized out>, fds=0x5d7fde8e9420,
n_fds=5) at ../../../glib/gmain.c:4837
#6  g_main_context_iterate_unlocked (context=context@entry=0x7ceb40000ca0,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:4511
#7  0x00007ceb5611a443 in g_main_context_iteration (context=0x7ceb40000ca0,
may_block=1) at ../../../glib/gmain.c:4582
#8  0x00007ceb5780513d in QEventDispatcherGlib::processEvents
(this=0x7ceb40000880, flags=...) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/kernel/qeventdispatcher_glib.cpp:399
#9  0x00007ceb57598f5b in QEventLoop::exec (this=0x7ceb4fed3660, flags=...) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/global/qflags.h:77
#10 0x00007ceb57682aae in QThread::exec (this=this@entry=0x7ceb573fee40
<QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager>
>::instance()::holder>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/thread/qthread.cpp:672
#11 0x00007ceb5737904d in QDBusConnectionManager::run (this=0x7ceb573fee40
<QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager>
>::instance()::holder>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/dbus/qdbusconnectionmanager.cpp:145
#12 0x00007ceb577185a6 in operator() (__closure=<optimized out>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/thread/qthread_unix.cpp:448
#13 (anonymous
namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> >
(t=...) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/thread/qthread_unix.cpp:373
#14 QThreadPrivate::start (arg=0x7ceb573fee40
<QGlobalStatic<QtGlobalStatic::Holder<(anonymous namespace)::Q_QGS__q_manager>
>::instance()::holder>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/thread/qthread_unix.cpp:422
#15 0x00007ceb56ca3dfa in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:454
#16 0x00007ceb56d375cc in __GI___clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 3 (Thread 0x7ceb506d56c0 (LWP 4862)):
#0  __syscall_cancel_arch () at
../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ceb56ca039c in __internal_syscall_cancel (a1=<optimized out>,
a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>,
a6=<optimized out>, nr=7) at ./nptl/cancellation.c:49
#2  __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized
out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=7) at
./nptl/cancellation.c:75
#3  0x00007ceb56d27c0e in __GI___poll (fds=fds@entry=0x7ceb506d45a8,
nfds=nfds@entry=1, timeout=timeout@entry=-1) at
../sysdeps/unix/sysv/linux/poll.c:29
#4  0x00007ceb5415bbb6 in poll (__fds=0x7ceb506d45a8, __nfds=1, __timeout=-1)
at /usr/include/x86_64-linux-gnu/bits/poll2.h:44
#5  _xcb_conn_wait (c=c@entry=0x5d7fde894b10, vector=vector@entry=0x0,
count=count@entry=0x0, cond=<optimized out>) at ../../src/xcb_conn.c:510
#6  0x00007ceb5415d72c in _xcb_conn_wait (c=0x5d7fde894b10,
cond=0x5d7fde894b50, vector=0x0, count=0x0) at ../../src/xcb_conn.c:476
#7  xcb_wait_for_event (c=0x5d7fde894b10) at ../../src/xcb_in.c:703
#8  0x00007ceb507b2468 in QXcbEventQueue::run (this=0x5d7fde891b60) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/plugins/platforms/xcb/qxcbeventqueue.cpp:194
#9  0x00007ceb577185a6 in operator() (__closure=<optimized out>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/thread/qthread_unix.cpp:448
#10 (anonymous
namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> >
(t=...) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/thread/qthread_unix.cpp:373
#11 QThreadPrivate::start (arg=0x5d7fde891b60) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/thread/qthread_unix.cpp:422
#12 0x00007ceb56ca3dfa in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:454
#13 0x00007ceb56d375cc in __GI___clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 2 (Thread 0x7ceb4f5e96c0 (LWP 4917)):
#0  __syscall_cancel_arch () at
../sysdeps/unix/sysv/linux/x86_64/syscall_cancel.S:56
#1  0x00007ceb56ca039c in __internal_syscall_cancel (a1=<optimized out>,
a2=<optimized out>, a3=<optimized out>, a4=<optimized out>, a5=<optimized out>,
a6=<optimized out>, nr=271) at ./nptl/cancellation.c:49
#2  __syscall_cancel (a1=<optimized out>, a2=<optimized out>, a3=<optimized
out>, a4=<optimized out>, a5=<optimized out>, a6=<optimized out>, nr=271) at
./nptl/cancellation.c:75
#3  0x00007ceb56d28136 in __GI_ppoll (fds=fds@entry=0x7ceb44003c30,
nfds=nfds@entry=2, timeout=<optimized out>, timeout@entry=0x7ceb4f5e8540,
sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:42
#4  0x00007ceb5611a371 in ppoll (__fds=0x7ceb44003c30, __nfds=2,
__timeout=0x7ceb4f5e8540, __ss=0x0) at
/usr/include/x86_64-linux-gnu/bits/poll2.h:101
#5  g_main_context_poll_unlocked (priority=<optimized out>,
context=0x7ceb44000ca0, timeout_usec=<optimized out>, fds=0x7ceb44003c30,
n_fds=2) at ../../../glib/gmain.c:4837
#6  g_main_context_iterate_unlocked (context=context@entry=0x7ceb44000ca0,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:4511
#7  0x00007ceb5611a443 in g_main_context_iteration (context=0x7ceb44000ca0,
may_block=1) at ../../../glib/gmain.c:4582
#8  0x00007ceb5780513d in QEventDispatcherGlib::processEvents
(this=0x7ceb44000880, flags=...) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/kernel/qeventdispatcher_glib.cpp:399
#9  0x00007ceb57598f5b in QEventLoop::exec (this=0x7ceb4f5e86b0, flags=...) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/global/qflags.h:77
#10 0x00007ceb57682aae in QThread::exec (this=<optimized out>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/thread/qthread.cpp:672
#11 0x00007ceb577185a6 in operator() (__closure=<optimized out>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/thread/qthread_unix.cpp:448
#12 (anonymous
namespace)::terminate_on_exception<QThreadPrivate::start(void*)::<lambda()> >
(t=...) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/thread/qthread_unix.cpp:373
#13 QThreadPrivate::start (arg=0x5d7fdebb5040) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/thread/qthread_unix.cpp:422
#14 0x00007ceb56ca3dfa in start_thread (arg=<optimized out>) at
./nptl/pthread_create.c:454
#15 0x00007ceb56d375cc in __GI___clone3 () at
../sysdeps/unix/sysv/linux/x86_64/clone3.S:78

Thread 1 (Thread 0x7ceb5144ee40 (LWP 4771)):
[KCrash Handler]
#6  Device::reloadPlugins (this=0x5d7fdec7c7c0) at
/usr/src/kdeconnect-25.12.3-0ubuntu1/core/device.cpp:182
#7  0x00007ceb59041b4b in Daemon::onNewDeviceLink (this=0x7ffdb3bd7560,
link=0x5d7fdecb0fb0) at
/usr/src/kdeconnect-25.12.3-0ubuntu1/core/daemon.cpp:249
#8  0x00007ceb575ea525 in QtPrivate::QSlotObjectBase::call (this=<optimized
out>, r=<optimized out>, a=<optimized out>, this=<optimized out>, r=<optimized
out>, a=<optimized out>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/kernel/qobjectdefs_impl.h:461
#9  doActivate<false> (sender=0x5d7fde8d9c20, signal_index=<optimized out>,
argv=<optimized out>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/kernel/qobject.cpp:4272
#10 0x00007ceb59028937 in QMetaObject::activate<void, DeviceLink*>
(sender=<optimized out>, mo=<optimized out>, local_signal_index=0, ret=0x0) at
/usr/include/x86_64-linux-gnu/qt6/QtCore/qobjectdefs.h:319
#11 LinkProvider::onConnectionReceived (this=<optimized out>, _t1=<optimized
out>) at
/usr/src/kdeconnect-25.12.3-0ubuntu1/obj-x86_64-linux-gnu/core/kdeconnectcore_autogen/include/moc_linkprovider.cpp:164
#12 0x00007ceb59005269 in LanLinkProvider::addLink
(this=this@entry=0x5d7fde8d9c20, socket=socket@entry=0x5d7fdebafd70,
deviceInfo=...) at
/usr/src/kdeconnect-25.12.3-0ubuntu1/core/backends/lan/lanlinkprovider.cpp:685
#13 0x00007ceb59006561 in LanLinkProvider::encrypted (this=0x5d7fde8d9c20) at
/usr/src/kdeconnect-25.12.3-0ubuntu1/core/backends/lan/lanlinkprovider.cpp:477
#14 0x00007ceb575ea525 in QtPrivate::QSlotObjectBase::call (this=<optimized
out>, r=<optimized out>, a=<optimized out>, this=<optimized out>, r=<optimized
out>, a=<optimized out>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/kernel/qobjectdefs_impl.h:461
#15 doActivate<false> (sender=0x5d7fdebafd70, signal_index=<optimized out>,
argv=<optimized out>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/kernel/qobject.cpp:4272
#16 0x00007ceb4f63c8df in QTlsPrivate::TlsCryptographOpenSSL::continueHandshake
(this=0x5d7fdebb2c10) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/plugins/tls/openssl/qtls_openssl.cpp:851
#17 0x00007ceb4f63f419 in QTlsPrivate::TlsCryptographOpenSSL::startHandshake
(this=this@entry=0x5d7fdebb2c10) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/plugins/tls/openssl/qtls_openssl.cpp:737
#18 0x00007ceb4f641b30 in QTlsPrivate::TlsCryptographOpenSSL::startHandshake
(this=0x5d7fdebb2c10) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/plugins/tls/openssl/qtls_openssl.cpp:1077
#19 QTlsPrivate::TlsCryptographOpenSSL::transmit (this=0x5d7fdebb2c10) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/plugins/tls/openssl/qtls_openssl.cpp:991
#20 0x00007ceb575ea45f in doActivate<false> (sender=0x5d7fdec51840,
signal_index=<optimized out>, argv=<optimized out>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/kernel/qobject.cpp:4284
#21 0x00007ceb562dd5a7 in QAbstractSocketPrivate::emitReadyRead
(this=0x5d7fdebbdac0, channel=channel@entry=0) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/network/socket/qabstractsocket.cpp:1222
#22 0x00007ceb562ddebf in QAbstractSocketPrivate::canReadNotification
(this=<optimized out>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/network/socket/qabstractsocket.cpp:657
#23 0x00007ceb562ebfb2 in QAbstractSocketEngine::readNotification
(this=<optimized out>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/network/socket/qabstractsocketengine.cpp:121
#24 QReadNotifier::event (this=<optimized out>, e=<optimized out>) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/network/socket/qnativesocketengine.cpp:1242
#25 0x00007ceb585a0b7f in QApplicationPrivate::notify_helper (this=<optimized
out>, receiver=0x5d7fdec423f0, e=0x7ffdb3bd70b0) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/widgets/kernel/qapplication.cpp:3305
#26 0x00007ceb57590098 in QCoreApplication::notifyInternal2
(receiver=0x5d7fdec423f0, event=0x7ffdb3bd70b0) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/kernel/qcoreapplication.cpp:1109
#27 0x00007ceb5780dab1 in socketNotifierSourceDispatch (source=0x5d7fde8ca590)
at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/kernel/qeventdispatcher_glib.cpp:77
#28 0x00007ceb56118c1b in g_main_dispatch (context=0x7ceb48000f20) at
../../../glib/gmain.c:3591
#29 0x00007ceb5611a257 in g_main_context_dispatch_unlocked
(context=0x7ceb48000f20) at ../../../glib/gmain.c:4451
#30 g_main_context_iterate_unlocked (context=context@entry=0x7ceb48000f20,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:4516
#31 0x00007ceb5611a443 in g_main_context_iteration (context=0x7ceb48000f20,
may_block=1) at ../../../glib/gmain.c:4582
#32 0x00007ceb57805161 in QEventDispatcherGlib::processEvents
(this=0x5d7fde8d7790, flags=...) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/kernel/qeventdispatcher_glib.cpp:401
#33 0x00007ceb57598f5b in QEventLoop::exec (this=0x7ffdb3bd7340, flags=...) at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/global/qflags.h:77
#34 0x00007ceb57592c87 in QCoreApplication::exec () at
/usr/src/qt6-base-6.10.2+dfsg-7/src/corelib/kernel/qcoreapplication.cpp:1452
#35 0x00005d7fa6b2a3d8 in main (argc=<optimized out>, argv=<optimized out>) at
/usr/src/kdeconnect-25.12.3-0ubuntu1/daemon/kdeconnectd.cpp:129

Reported using DrKonqi

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