https://bugs.kde.org/show_bug.cgi?id=416026
--- Comment #1 from rafrey ---
In -systemsettings5/Application Style/Window Decorations- crash. Trace:
Application: systemsettings5 (5.17.5)
Qt Version: 5.13.2
Frameworks Version: 5.65.0
Operating System: Linux 5.0.0-37-generic x86_64
Distribution: KDE neon User Edition 5.17
-- Information about the crash:
The crash can be reproduced every time.
-- Backtrace:
Application: Preferencias del sistema (systemsettings5), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fe201d99800 (LWP 4994))]
Thread 6 (Thread 0x7fe1c6e7c700 (LWP 5559)):
#0 0x7fe1fd2cbbf9 in __GI___poll (fds=0x7fe1c0004e00, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x7fe1f69805c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x7fe1f69806dc in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x7fe1fdc1eb9b in
QEventDispatcherGlib::processEvents(QFlags) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x7fe1fdbbf06a in
QEventLoop::exec(QFlags) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x7fe1fd9da3aa in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x7fe1fb77d815 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7 0x7fe1fd9dbb52 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x7fe1f8d3f6db in start_thread (arg=0x7fe1c6e7c700) at
pthread_create.c:463
#9 0x7fe1fd2d888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 5 (Thread 0x7fe1cf36c700 (LWP 5218)):
#0 0x7fe1fd2cbbf9 in __GI___poll (fds=0x7fe1c8003ce0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x7fe1f69805c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x7fe1f69806dc in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x7fe1fdc1eb9b in
QEventDispatcherGlib::processEvents(QFlags) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x7fe1fdbbf06a in
QEventLoop::exec(QFlags) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x7fe1fd9da3aa in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x7fe1fb77d815 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7 0x7fe1fd9dbb52 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x7fe1f8d3f6db in start_thread (arg=0x7fe1cf36c700) at
pthread_create.c:463
#9 0x7fe1fd2d888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7fe1d87df700 (LWP 5152)):
#0 0x7fe1fd2cbbf9 in __GI___poll (fds=0x7fe1d0004a00, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x7fe1f69805c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x7fe1f69806dc in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x7fe1fdc1eb9b in
QEventDispatcherGlib::processEvents(QFlags) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x7fe1fdbbf06a in
QEventLoop::exec(QFlags) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x7fe1fd9da3aa in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x7fe1fb77d815 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#7 0x7fe1fd9dbb52 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x7fe1f8d3f6db in start_thread (arg=0x7fe1d87df700) at
pthread_create.c:463
#9 0x7fe1fd2d888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7fe1e5b37700 (LWP 5013)):
#0 0x7fe1fd2cbbf9 in __GI___poll (fds=0x7fe1e0004db0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x7fe1f69805c9 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2 0x7fe1f69806dc in g_main_context_iteration () from
/usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#3 0x7fe1fdc1eb9b in
QEventDispatcherGlib::processEvents(QFlags) ()
from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#4 0x7fe1fdbbf06a in
QEventLoop::exec(QFlags) () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#5 0x7fe1fd9da3aa in QThread::exec() () from
/usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#6 0x7fe1fe0950e5 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#7 0x7fe1fd9dbb52 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Core.so.5
#8 0x7fe1f8d3f6db in start_thread (arg=0x7fe1e5b37700) at
pthread_create.c:463
#9 0x7fe1fd2d888f in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7fe1eec69700 (LWP 4996)):
#0 0x7fe1fd2cbbf9 in __GI___poll (fds=0x7fe1eec68ca8, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x7fe1f8903747 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2 0x7fe1f890536a in xcb_wait_for_event () from
/usr/lib/x86_64-linux-gnu/libxcb.so.1
#3 0x7fe1f1a4ee10 in ?? () from
/usr/lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4 0x7fe1fd9dbb52 in ?? (