https://bugs.kde.org/show_bug.cgi?id=444102
Bug ID: 444102
Summary: System Settings crashed when I cancelled the password
dialog to confirm the removal of a boot splash screen
installed from KDE Store
Product: systemsettings
Version: unspecified
Platform: Neon Packages
OS: Linux
Status: REPORTED
Keywords: drkonqi
Severity: crash
Priority: NOR
Component: general
Assignee: [email protected]
Reporter: [email protected]
Target Milestone: ---
Application: systemsettings (5.23.80)
Qt Version: 5.15.3
Frameworks Version: 5.88.0
Operating System: Linux 5.11.0-37-generic x86_64
Windowing System: Wayland
Distribution: KDE neon Unstable Edition
DrKonqi: 5.23.80 [CoredumpBackend]
-- Information about the crash:
- What I was doing when the application crashed:
In Boot Splash Screen KCM, I clicked on inline remove button of Circle Plymouth
Theme boot splash screen installed from KDE Store, password dialog shown up, I
clicked on 'Cancel' button and then System Settings crashed. However, System
Settings did not crash when I repeated
the same steps.
The crash can be reproduced sometimes.
-- Backtrace:
Application: System Settings (systemsettings), signal: Segmentation fault
Content of s_kcrashErrorMessage: std::unique_ptr<char []> = {get() = 0x0}
[New LWP 33431]
[New LWP 33436]
[New LWP 33441]
[New LWP 33588]
[New LWP 33471]
[New LWP 33437]
[New LWP 33590]
[New LWP 33591]
[New LWP 33438]
[New LWP 33440]
[New LWP 33469]
[New LWP 33470]
[New LWP 33439]
[New LWP 33589]
[New LWP 33619]
[New LWP 33433]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
Core was generated by `/usr/bin/systemsettings'.
Program terminated with signal SIGSEGV, Segmentation fault.
#0 __GI_raise (sig=sig@entry=11) at ../sysdeps/unix/sysv/linux/raise.c:50
[Current thread is 1 (Thread 0x7f4a8f4ba9c0 (LWP 33431))]
__preamble__
[Current thread is 1 (Thread 0x7f4a8f4ba9c0 (LWP 33431))]
Thread 16 (Thread 0x7f4a8ec23700 (LWP 33433)):
#0 0x00007f4a93d5baff in __GI___poll (fds=0x7f4a88018c30, nfds=4, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f4a91dcd36e in g_main_context_poll (priority=<optimized out>,
n_fds=4, fds=0x7f4a88018c30, timeout=<optimized out>, context=0x7f4a88000c20)
at ../../../glib/gmain.c:4346
#2 g_main_context_iterate (context=context@entry=0x7f4a88000c20,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:4042
#3 0x00007f4a91dcd4a3 in g_main_context_iteration (context=0x7f4a88000c20,
may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4 0x00007f4a9432b5d2 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f4a88000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5 0x00007f4a942cf87b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f4a8ec22bb0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#6 0x00007f4a940e9292 in QThread::exec() (this=this@entry=0x7f4a934e6d80
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#7 0x00007f4a93462f4b in QDBusConnectionManager::run() (this=0x7f4a934e6d80
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
qdbusconnection.cpp:179
#8 0x00007f4a940ea42c in QThreadPrivate::start(void*) (arg=0x7f4a934e6d80
<(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at
thread/qthread_unix.cpp:329
#9 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 15 (Thread 0x7f4a4ca07700 (LWP 33619)):
#0 0x00007f4a93d5baff in __GI___poll (fds=0x7f4a3c006c20, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f4a91dcd36e in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x7f4a3c006c20, timeout=<optimized out>, context=0x7f4a3c1269f0)
at ../../../glib/gmain.c:4346
#2 g_main_context_iterate (context=context@entry=0x7f4a3c1269f0,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:4042
#3 0x00007f4a91dcd4a3 in g_main_context_iteration (context=0x7f4a3c1269f0,
may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4 0x00007f4a9432b5d2 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f4a3c4373b0, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5 0x00007f4a942cf87b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f4a4ca06bc0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#6 0x00007f4a940e9292 in QThread::exec() (this=this@entry=0x559bfba17470) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#7 0x00007f4a92d68549 in QQmlThreadPrivate::run() (this=0x559bfba17470) at
qml/ftw/qqmlthread.cpp:155
#8 0x00007f4a940ea42c in QThreadPrivate::start(void*) (arg=0x559bfba17470) at
thread/qthread_unix.cpp:329
#9 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 14 (Thread 0x7f4a44a07700 (LWP 33589)):
#0 futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7f4a44a06b50, clockid=<optimized out>, expected=0,
futex_word=0x559bef41b310) at ../sysdeps/nptl/futex-internal.h:320
#1 __pthread_cond_wait_common (abstime=0x7f4a44a06b50, clockid=<optimized
out>, mutex=0x559bef41b2c0, cond=0x559bef41b2e8) at pthread_cond_wait.c:520
#2 __pthread_cond_timedwait (cond=0x559bef41b2e8, mutex=0x559bef41b2c0,
abstime=0x7f4a44a06b50) at pthread_cond_wait.c:665
#3 0x00007f4a940f0528 in QWaitConditionPrivate::wait_relative(QDeadlineTimer)
(this=0x559bef41b2c0, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4 QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=...,
this=0x559bef41b2c0) at thread/qwaitcondition_unix.cpp:144
#5 QWaitCondition::wait(QMutex*, QDeadlineTimer)
(this=this@entry=0x559be7c22d00, mutex=mutex@entry=0x559bc9f36108,
deadline=...) at thread/qwaitcondition_unix.cpp:225
#6 0x00007f4a940eda31 in QThreadPoolThread::run() (this=0x559be7c22cf0) at
../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7 0x00007f4a940ea42c in QThreadPrivate::start(void*) (arg=0x559be7c22cf0) at
thread/qthread_unix.cpp:329
#8 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 13 (Thread 0x7f4a86ffd700 (LWP 33439)):
#0 futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x559bc3aa384c) at ../sysdeps/nptl/futex-internal.h:183
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559bc3aa37f8,
cond=0x559bc3aa3820) at pthread_cond_wait.c:508
#2 __pthread_cond_wait (cond=0x559bc3aa3820, mutex=0x559bc3aa37f8) at
pthread_cond_wait.c:647
#3 0x00007f4a8ca4ea4b in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4 0x00007f4a8ca4e64b in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 12 (Thread 0x7f4a65195700 (LWP 33470)):
#0 0x00007f4a93d5baff in __GI___poll (fds=0x559bcd0193c0, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f4a91dcd36e in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x559bcd0193c0, timeout=<optimized out>, context=0x559bc44922c0)
at ../../../glib/gmain.c:4346
#2 g_main_context_iterate (context=context@entry=0x559bc44922c0,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:4042
#3 0x00007f4a91dcd4a3 in g_main_context_iteration
(context=context@entry=0x559bc44922c0, may_block=may_block@entry=1) at
../../../glib/gmain.c:4108
#4 0x00007f4a6785899d in dconf_gdbus_worker_thread (user_data=0x559bc44922c0)
at ../gdbus/dconf-gdbus-thread.c:82
#5 0x00007f4a91df6ad1 in g_thread_proxy (data=0x7f4a6c001b60) at
../../../glib/gthread.c:807
#6 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 11 (Thread 0x7f4a65996700 (LWP 33469)):
#0 0x00007f4a93d5baff in __GI___poll (fds=0x559bd3df7280, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f4a91dcd36e in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x559bd3df7280, timeout=<optimized out>, context=0x559bd3df71c0)
at ../../../glib/gmain.c:4346
#2 g_main_context_iterate (context=context@entry=0x559bd3df71c0,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:4042
#3 0x00007f4a91dcd4a3 in g_main_context_iteration (context=0x559bd3df71c0,
may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4 0x00007f4a91dcd4f1 in glib_worker_main (data=<optimized out>) at
../../../glib/gmain.c:5996
#5 0x00007f4a91df6ad1 in g_thread_proxy (data=0x559bc388fea0) at
../../../glib/gthread.c:807
#6 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 10 (Thread 0x7f4a8556c700 (LWP 33440)):
#0 0x00007f4a93d5baff in __GI___poll (fds=0x7f4a68004e60, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f4a91dcd36e in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x7f4a68004e60, timeout=<optimized out>, context=0x7f4a68000c20)
at ../../../glib/gmain.c:4346
#2 g_main_context_iterate (context=context@entry=0x7f4a68000c20,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:4042
#3 0x00007f4a91dcd4a3 in g_main_context_iteration (context=0x7f4a68000c20,
may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4 0x00007f4a9432b5d2 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f4a68000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5 0x00007f4a942cf87b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f4a8556bbc0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#6 0x00007f4a940e9292 in QThread::exec() (this=this@entry=0x559bc3d3b3a0) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#7 0x00007f4a92d68549 in QQmlThreadPrivate::run() (this=0x559bc3d3b3a0) at
qml/ftw/qqmlthread.cpp:155
#8 0x00007f4a940ea42c in QThreadPrivate::start(void*) (arg=0x559bc3d3b3a0) at
thread/qthread_unix.cpp:329
#9 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 9 (Thread 0x7f4a77fff700 (LWP 33438)):
#0 futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x559bc3aa3848) at ../sysdeps/nptl/futex-internal.h:183
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559bc3aa37f8,
cond=0x559bc3aa3820) at pthread_cond_wait.c:508
#2 __pthread_cond_wait (cond=0x559bc3aa3820, mutex=0x559bc3aa37f8) at
pthread_cond_wait.c:647
#3 0x00007f4a8ca4ea4b in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4 0x00007f4a8ca4e64b in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 8 (Thread 0x7f4a475ff700 (LWP 33591)):
#0 futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7f4a475feb50, clockid=<optimized out>, expected=0,
futex_word=0x559bd3d48054) at ../sysdeps/nptl/futex-internal.h:320
#1 __pthread_cond_wait_common (abstime=0x7f4a475feb50, clockid=<optimized
out>, mutex=0x559bd3d48000, cond=0x559bd3d48028) at pthread_cond_wait.c:520
#2 __pthread_cond_timedwait (cond=0x559bd3d48028, mutex=0x559bd3d48000,
abstime=0x7f4a475feb50) at pthread_cond_wait.c:665
#3 0x00007f4a940f0528 in QWaitConditionPrivate::wait_relative(QDeadlineTimer)
(this=0x559bd3d48000, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4 QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=...,
this=0x559bd3d48000) at thread/qwaitcondition_unix.cpp:144
#5 QWaitCondition::wait(QMutex*, QDeadlineTimer)
(this=this@entry=0x559bd6e4ae60, mutex=mutex@entry=0x559bc9f36108,
deadline=...) at thread/qwaitcondition_unix.cpp:225
#6 0x00007f4a940eda31 in QThreadPoolThread::run() (this=0x559bd6e4ae50) at
../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7 0x00007f4a940ea42c in QThreadPrivate::start(void*) (arg=0x559bd6e4ae50) at
thread/qthread_unix.cpp:329
#8 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 7 (Thread 0x7f4a4d208700 (LWP 33590)):
#0 futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7f4a4d207b50, clockid=<optimized out>, expected=0,
futex_word=0x559be8407354) at ../sysdeps/nptl/futex-internal.h:320
#1 __pthread_cond_wait_common (abstime=0x7f4a4d207b50, clockid=<optimized
out>, mutex=0x559be8407300, cond=0x559be8407328) at pthread_cond_wait.c:520
#2 __pthread_cond_timedwait (cond=0x559be8407328, mutex=0x559be8407300,
abstime=0x7f4a4d207b50) at pthread_cond_wait.c:665
#3 0x00007f4a940f0528 in QWaitConditionPrivate::wait_relative(QDeadlineTimer)
(this=0x559be8407300, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4 QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=...,
this=0x559be8407300) at thread/qwaitcondition_unix.cpp:144
#5 QWaitCondition::wait(QMutex*, QDeadlineTimer)
(this=this@entry=0x559be7a97ec0, mutex=mutex@entry=0x559bc9f36108,
deadline=...) at thread/qwaitcondition_unix.cpp:225
#6 0x00007f4a940eda31 in QThreadPoolThread::run() (this=0x559be7a97eb0) at
../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7 0x00007f4a940ea42c in QThreadPrivate::start(void*) (arg=0x559be7a97eb0) at
thread/qthread_unix.cpp:329
#8 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 6 (Thread 0x7f4a877fe700 (LWP 33437)):
#0 futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x559bc3aa384c) at ../sysdeps/nptl/futex-internal.h:183
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559bc3aa37f8,
cond=0x559bc3aa3820) at pthread_cond_wait.c:508
#2 __pthread_cond_wait (cond=0x559bc3aa3820, mutex=0x559bc3aa37f8) at
pthread_cond_wait.c:647
#3 0x00007f4a8ca4ea4b in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4 0x00007f4a8ca4e64b in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 5 (Thread 0x7f4a64994700 (LWP 33471)):
#0 0x00007f4a93d5baff in __GI___poll (fds=0x7f4a50015b50, nfds=3, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f4a91dcd36e in g_main_context_poll (priority=<optimized out>,
n_fds=3, fds=0x7f4a50015b50, timeout=<optimized out>, context=0x7f4a50013e60)
at ../../../glib/gmain.c:4346
#2 g_main_context_iterate (context=0x7f4a50013e60, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4042
#3 0x00007f4a91dcd6f3 in g_main_loop_run (loop=0x7f4a50013f50) at
../../../glib/gmain.c:4241
#4 0x00007f4a65cbbf8a in gdbus_shared_thread_func (user_data=0x7f4a50013e30)
at ../../../gio/gdbusprivate.c:279
#5 0x00007f4a91df6ad1 in g_thread_proxy (data=0x7f4a50002f60) at
../../../glib/gthread.c:807
#6 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#7 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 4 (Thread 0x7f4a7632d700 (LWP 33588)):
#0 futex_abstimed_wait_cancelable (private=<optimized out>,
abstime=0x7f4a7632cb50, clockid=<optimized out>, expected=0,
futex_word=0x559bef1ba604) at ../sysdeps/nptl/futex-internal.h:320
#1 __pthread_cond_wait_common (abstime=0x7f4a7632cb50, clockid=<optimized
out>, mutex=0x559bef1ba5b0, cond=0x559bef1ba5d8) at pthread_cond_wait.c:520
#2 __pthread_cond_timedwait (cond=0x559bef1ba5d8, mutex=0x559bef1ba5b0,
abstime=0x7f4a7632cb50) at pthread_cond_wait.c:665
#3 0x00007f4a940f0528 in QWaitConditionPrivate::wait_relative(QDeadlineTimer)
(this=0x559bef1ba5b0, deadline=...) at thread/qwaitcondition_unix.cpp:136
#4 QWaitConditionPrivate::wait(QDeadlineTimer) (deadline=...,
this=0x559bef1ba5b0) at thread/qwaitcondition_unix.cpp:144
#5 QWaitCondition::wait(QMutex*, QDeadlineTimer)
(this=this@entry=0x559be7aaa420, mutex=mutex@entry=0x559bc9f36108,
deadline=...) at thread/qwaitcondition_unix.cpp:225
#6 0x00007f4a940eda31 in QThreadPoolThread::run() (this=0x559be7aaa410) at
../../include/QtCore/../../src/corelib/thread/qmutex.h:275
#7 0x00007f4a940ea42c in QThreadPrivate::start(void*) (arg=0x559be7aaa410) at
thread/qthread_unix.cpp:329
#8 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#9 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 3 (Thread 0x7f4a777f3700 (LWP 33441)):
#0 0x00007f4a93d5baff in __GI___poll (fds=0x7f4a6c004a60, nfds=1, timeout=-1)
at ../sysdeps/unix/sysv/linux/poll.c:29
#1 0x00007f4a91dcd36e in g_main_context_poll (priority=<optimized out>,
n_fds=1, fds=0x7f4a6c004a60, timeout=<optimized out>, context=0x7f4a6c000c20)
at ../../../glib/gmain.c:4346
#2 g_main_context_iterate (context=context@entry=0x7f4a6c000c20,
block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at
../../../glib/gmain.c:4042
#3 0x00007f4a91dcd4a3 in g_main_context_iteration (context=0x7f4a6c000c20,
may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#4 0x00007f4a9432b5d2 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x7f4a6c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#5 0x00007f4a942cf87b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7f4a777f2bc0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#6 0x00007f4a940e9292 in QThread::exec() (this=this@entry=0x559bc436b3d0) at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#7 0x00007f4a92d68549 in QQmlThreadPrivate::run() (this=0x559bc436b3d0) at
qml/ftw/qqmlthread.cpp:155
#8 0x00007f4a940ea42c in QThreadPrivate::start(void*) (arg=0x559bc436b3d0) at
thread/qthread_unix.cpp:329
#9 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#10 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 2 (Thread 0x7f4a87fff700 (LWP 33436)):
#0 futex_wait_cancelable (private=<optimized out>, expected=0,
futex_word=0x559bc3aa384c) at ../sysdeps/nptl/futex-internal.h:183
#1 __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x559bc3aa37f8,
cond=0x559bc3aa3820) at pthread_cond_wait.c:508
#2 __pthread_cond_wait (cond=0x559bc3aa3820, mutex=0x559bc3aa37f8) at
pthread_cond_wait.c:647
#3 0x00007f4a8ca4ea4b in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#4 0x00007f4a8ca4e64b in () at /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
#5 0x00007f4a9278c609 in start_thread (arg=<optimized out>) at
pthread_create.c:477
#6 0x00007f4a93d68293 in clone () at
../sysdeps/unix/sysv/linux/x86_64/clone.S:95
Thread 1 (Thread 0x7f4a8f4ba9c0 (LWP 33431)):
[KCrash Handler]
#3 0x00007f4a93142080 in QEvent::isAccepted() const (this=<optimized out>) at
items/qquickwindow.cpp:3211
#4 QQuickWindowPrivate::sendFilteredPointerEventImpl(QQuickPointerEvent*,
QQuickItem*, QQuickItem*) (this=0x559bf8098a70, event=0x559bfbc62190,
receiver=0x559bf95ed460, filteringParent=<optimized out>) at
items/qquickwindow.cpp:3212
#5 0x00007f4a93141fb5 in
QQuickWindowPrivate::sendFilteredPointerEventImpl(QQuickPointerEvent*,
QQuickItem*, QQuickItem*) (this=0x559bf8098a70, event=<optimized out>,
receiver=<optimized out>, filteringParent=<optimized out>) at
items/qquickwindow.cpp:3315
#6 0x00007f4a93141fb5 in
QQuickWindowPrivate::sendFilteredPointerEventImpl(QQuickPointerEvent*,
QQuickItem*, QQuickItem*) (this=0x559bf8098a70, event=<optimized out>,
receiver=<optimized out>, filteringParent=<optimized out>) at
items/qquickwindow.cpp:3315
#7 0x00007f4a93141fb5 in
QQuickWindowPrivate::sendFilteredPointerEventImpl(QQuickPointerEvent*,
QQuickItem*, QQuickItem*) (this=0x559bf8098a70, event=<optimized out>,
receiver=<optimized out>, filteringParent=<optimized out>) at
items/qquickwindow.cpp:3315
#8 0x00007f4a93142e4c in
QQuickWindowPrivate::deliverToPassiveGrabbers(QVector<QPointer<QQuickPointerHandler>
> const&, QQuickPointerEvent*) (this=this@entry=0x559bf8098a70,
passiveGrabbers=..., pointerEvent=0x559bfbc62190) at
items/qquickwindow.cpp:1977
#9 0x00007f4a93148dd3 in
QQuickWindowPrivate::deliverMouseEvent(QQuickPointerMouseEvent*)
(this=this@entry=0x559bf8098a70, pointerEvent=0x559bfbc62190) at
items/qquickevents_p_p.h:334
#10 0x00007f4a9314a59f in
QQuickWindowPrivate::deliverPointerEvent(QQuickPointerEvent*)
(this=this@entry=0x559bf8098a70, event=0x559bfbc62190) at
items/qquickwindow.cpp:2612
#11 0x00007f4a9314b4c9 in QQuickWindowPrivate::handleMouseEvent(QMouseEvent*)
(event=0x7ffeb5011280, this=0x559bf8098a70) at items/qquickwindow.cpp:2457
#12 QQuickWindowPrivate::handleMouseEvent(QMouseEvent*) (this=0x559bf8098a70,
event=0x7ffeb5011280) at items/qquickwindow.cpp:2410
#13 0x00007f4a947f9e0d in QWindow::event(QEvent*)
(this=this@entry=0x559bc46300e0, ev=ev@entry=0x7ffeb5011280) at
kernel/qwindow.cpp:2438
#14 0x00007f4a9314cf3b in QQuickWindow::event(QEvent*) (this=0x559bc46300e0,
e=0x7ffeb5011280) at items/qquickwindow.cpp:1902
#15 0x00007f4a94ee4dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=this@entry=0x559bc38a1a80, receiver=receiver@entry=0x559bc46300e0,
e=e@entry=0x7ffeb5011280) at kernel/qapplication.cpp:3632
#16 0x00007f4a94eedbb8 in QApplication::notify(QObject*, QEvent*)
(this=0x7ffeb5012200, receiver=0x559bc46300e0, e=0x7ffeb5011280) at
kernel/qapplication.cpp:3156
#17 0x00007f4a942d0d7a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x559bc46300e0, event=0x7ffeb5011280) at
../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#18 0x00007f4a91d73dcb in QQuickWidget::mouseReleaseEvent(QMouseEvent*)
(this=<optimized out>, e=0x7ffeb50118c0) at qquickwidget.cpp:1417
#19 0x00007f4a94f27cf6 in QWidget::event(QEvent*)
(this=this@entry=0x559be7dc9d30, event=event@entry=0x7ffeb50118c0) at
kernel/qwidget.cpp:8664
#20 0x00007f4a91d73fa7 in QQuickWidget::event(QEvent*) (this=0x559be7dc9d30,
e=0x7ffeb50118c0) at qquickwidget.cpp:1573
#21 0x00007f4a94ee4dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=this@entry=0x559bc38a1a80, receiver=receiver@entry=0x559be7dc9d30,
e=e@entry=0x7ffeb50118c0) at kernel/qapplication.cpp:3632
#22 0x00007f4a94eede77 in QApplication::notify(QObject*, QEvent*)
(this=<optimized out>, receiver=0x559be7dc9d30, e=0x7ffeb50118c0) at
kernel/qapplication.cpp:3076
#23 0x00007f4a942d0d7a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x559be7dc9d30, event=0x7ffeb50118c0) at
../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#24 0x00007f4a94eed0a7 in QApplicationPrivate::sendMouseEvent(QWidget*,
QMouseEvent*, QWidget*, QWidget*, QWidget**, QPointer<QWidget>&, bool, bool)
(receiver=receiver@entry=0x559be7dc9d30, event=event@entry=0x7ffeb50118c0,
alienWidget=alienWidget@entry=0x559be7dc9d30, nativeWidget=0x559bc3e0b010,
buttonDown=<optimized out>, lastMouseReceiver=..., spontaneous=true,
onlyDispatchEnterLeave=false) at kernel/qapplication.cpp:2614
#25 0x00007f4a94f42f44 in QWidgetWindow::handleMouseEvent(QMouseEvent*)
(this=0x559bc3d01250, event=0x7ffeb5011d40) at
/usr/include/c++/9/bits/atomic_base.h:413
#26 0x00007f4a94f46264 in QWidgetWindow::event(QEvent*) (event=0x7ffeb5011d40,
this=0x559bc3d01250) at kernel/qwidgetwindow.cpp:300
#27 QWidgetWindow::event(QEvent*) (this=0x559bc3d01250, event=0x7ffeb5011d40)
at kernel/qwidgetwindow.cpp:239
#28 0x00007f4a94ee4dc3 in QApplicationPrivate::notify_helper(QObject*, QEvent*)
(this=this@entry=0x559bc38a1a80, receiver=receiver@entry=0x559bc3d01250,
e=e@entry=0x7ffeb5011d40) at kernel/qapplication.cpp:3632
#29 0x00007f4a94eedbb8 in QApplication::notify(QObject*, QEvent*)
(this=0x7ffeb5012200, receiver=0x559bc3d01250, e=0x7ffeb5011d40) at
kernel/qapplication.cpp:3156
#30 0x00007f4a942d0d7a in QCoreApplication::notifyInternal2(QObject*, QEvent*)
(receiver=0x559bc3d01250, event=0x7ffeb5011d40) at
../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#31 0x00007f4a947ee4d8 in
QGuiApplicationPrivate::processMouseEvent(QWindowSystemInterfacePrivate::MouseEvent*)
() at kernel/qguiapplication.cpp:2282
#32 0x00007f4a947efb45 in
QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*)
(e=0x559bef35af20) at kernel/qguiapplication.cpp:2002
#33 0x00007f4a947c77ac in
QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(flags=...) at kernel/qwindowsysteminterface.cpp:1169
#34 0x00007f4a9191f5a4 in userEventSourceDispatch(_GSource*, int (*)(void*),
void*) () at /lib/x86_64-linux-gnu/libQt5WaylandClient.so.5
#35 0x00007f4a91dcd17d in g_main_dispatch (context=0x559bc38c2040) at
../../../glib/gmain.c:3309
#36 g_main_context_dispatch (context=context@entry=0x559bc38c2040) at
../../../glib/gmain.c:3974
#37 0x00007f4a91dcd400 in g_main_context_iterate
(context=context@entry=0x559bc38c2040, block=block@entry=1,
dispatch=dispatch@entry=1, self=<optimized out>) at ../../../glib/gmain.c:4047
#38 0x00007f4a91dcd4a3 in g_main_context_iteration (context=0x559bc38c2040,
may_block=may_block@entry=1) at ../../../glib/gmain.c:4108
#39 0x00007f4a9432b5d2 in
QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>)
(this=0x559bc38c0b90, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#40 0x00007f4a942cf87b in
QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>)
(this=this@entry=0x7ffeb50120e0, flags=..., flags@entry=...) at
../../include/QtCore/../../src/corelib/global/qflags.h:141
#41 0x00007f4a942d7a34 in QCoreApplication::exec() () at
../../include/QtCore/../../src/corelib/global/qflags.h:121
#42 0x0000559bc319eed1 in main(int, char**) (argc=<optimized out>,
argv=<optimized out>) at ./app/main.cpp:183
Possible duplicates by query: bug 440429.
Reported using DrKonqi
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