Application: kdeconnectd (1.4.0)

Qt Version: 5.12.8
Frameworks Version: 5.68.0
Operating System: Linux 5.8.0-43-generic x86_64
Windowing system: X11
Distribution: Ubuntu 20.04.2 LTS

-- Information about the crash:
- What I was doing when the application crashed:
Hi devs, I was exploring KDE connect applicationand tried pointer feature, whenever I try to open pointer, KDE connect daemon crashes on my pc with kubuntu 20.04. 
- Custom settings of the application:
pointer functionality

Thanks and Regards

The crash can be reproduced every time.

-- Backtrace:
Application: KDE Connect Daemon (kdeconnectd), signal: Segmentation fault
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f3ceb683800 (LWP 2581))]

Thread 8 (Thread 0x7f3cc66bb700 (LWP 3521)):
#0  0x00007f3ceec67aff in __GI___poll (fds=0x7f3cac0029e0, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f3ced97b18e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3ced97b2c3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3cef205583 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#4  0x00007f3cef1ac4db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f3ceefe4785 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f3ce95c91a9 in ?? () from /lib/x86_64-linux-gnu/libQt5Qml.so.5
#7  0x00007f3ceefe59d2 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f3cee23c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f3ceec74293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f3cc6ebc700 (LWP 3520)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55e14d70b4c8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55e14d70b478, cond=0x55e14d70b4a0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55e14d70b4a0, mutex=0x55e14d70b478) at pthread_cond_wait.c:638
#3  0x00007f3ce0664e6b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f3ce0664a6b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f3cee23c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f3ceec74293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f3cc76bd700 (LWP 3519)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55e14d70b4c8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55e14d70b478, cond=0x55e14d70b4a0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55e14d70b4a0, mutex=0x55e14d70b478) at pthread_cond_wait.c:638
#3  0x00007f3ce0664e6b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f3ce0664a6b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f3cee23c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f3ceec74293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f3cc7ebe700 (LWP 3518)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55e14d70b4c8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55e14d70b478, cond=0x55e14d70b4a0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55e14d70b4a0, mutex=0x55e14d70b478) at pthread_cond_wait.c:638
#3  0x00007f3ce0664e6b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f3ce0664a6b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f3cee23c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f3ceec74293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f3ce1a80700 (LWP 3517)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55e14d70b4c8) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55e14d70b478, cond=0x55e14d70b4a0) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55e14d70b4a0, mutex=0x55e14d70b478) at pthread_cond_wait.c:638
#3  0x00007f3ce0664e6b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4  0x00007f3ce0664a6b in ?? () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5  0x00007f3cee23c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f3ceec74293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f3ce35ef700 (LWP 2589)):
#0  0x00007f3cef205d3e in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#1  0x00007f3ced97abc1 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f3ced97b132 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3ced97b2c3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3cef205583 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#5  0x00007f3cef1ac4db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#6  0x00007f3ceefe4785 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f3ceefe59d2 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f3cee23c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f3ceec74293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f3ce8d7e700 (LWP 2587)):
#0  __GI___libc_read (nbytes=16, buf=0x7f3ce8d7db60, fd=7) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=7, buf=0x7f3ce8d7db60, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f3ced9c389f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f3ced97acde in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f3ced97b132 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f3ced97b2c3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f3cef205583 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f3cef1ac4db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#8  0x00007f3ceefe4785 in QThread::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#9  0x00007f3cef487efa in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007f3ceefe59d2 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#11 0x00007f3cee23c609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#12 0x00007f3ceec74293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f3ceb683800 (LWP 2581)):
[KCrash Handler]
#6  0x00007f3cef1e1dbb in QObject::setProperty(char const*, QVariant const&) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#7  0x00007f3ce803110f in PresenterPlugin::receivePacket(NetworkPacket const&) () from /usr/lib/x86_64-linux-gnu/qt5/plugins/kdeconnect/kdeconnect_presenter.so
#8  0x00007f3cf069e570 in Device::privateReceivedPacket(NetworkPacket const&) () from /lib/x86_64-linux-gnu/libkdeconnectcore.so.1
#9  0x00007f3cef1d9458 in QMetaObject::activate(QObject*, int, int, void**) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#10 0x00007f3cf06577f9 in ?? () from /lib/x86_64-linux-gnu/libkdeconnectcore.so.1
#11 0x00007f3cf0670b8a in LanDeviceLink::dataReceived() () from /lib/x86_64-linux-gnu/libkdeconnectcore.so.1
#12 0x00007f3cef1d9458 in QMetaObject::activate(QObject*, int, int, void**) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#13 0x00007f3cf067acf8 in SocketLineReader::dataReceived() () from /lib/x86_64-linux-gnu/libkdeconnectcore.so.1
#14 0x00007f3cef1d9458 in QMetaObject::activate(QObject*, int, int, void**) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#15 0x00007f3cee9de032 in ?? () from /lib/x86_64-linux-gnu/libQt5Network.so.5
#16 0x00007f3cee9b7d73 in ?? () from /lib/x86_64-linux-gnu/libQt5Network.so.5
#17 0x00007f3cef1d9300 in QMetaObject::activate(QObject*, int, int, void**) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#18 0x00007f3cee97a854 in ?? () from /lib/x86_64-linux-gnu/libQt5Network.so.5
#19 0x00007f3cee97a8ef in ?? () from /lib/x86_64-linux-gnu/libQt5Network.so.5
#20 0x00007f3cee98ce29 in ?? () from /lib/x86_64-linux-gnu/libQt5Network.so.5
#21 0x00007f3cefd0ea66 in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#22 0x00007f3cefd180f0 in QApplication::notify(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Widgets.so.5
#23 0x00007f3cef1ad93a in QCoreApplication::notifyInternal2(QObject*, QEvent*) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#24 0x00007f3cef2061c5 in ?? () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#25 0x00007f3ced97af9d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#26 0x00007f3ced97b220 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#27 0x00007f3ced97b2c3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#28 0x00007f3cef205565 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#29 0x00007f3cef1ac4db in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#30 0x00007f3cef1b4246 in QCoreApplication::exec() () from /lib/x86_64-linux-gnu/libQt5Core.so.5
#31 0x000055e14c488e78 in ?? ()
#32 0x00007f3ceeb790b3 in __libc_start_main (main=0x55e14c488a00, argc=1, argv=0x7ffd8d93e7d8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd8d93e7c8) at ../csu/libc-start.c:308
#33 0x000055e14c48914e in _start ()
[Inferior 1 (process 2581) detached]

The reporter indicates this bug may be a duplicate of or related to bug 429402.

Possible duplicates by query: bug 429402, bug 422615, bug 420613, bug 420158, bug 418076.

Reported using DrKonqi