Bug 445386

Application: systemsettings5 (5.23.3)

Qt Version: 5.15.3
Frameworks Version: 5.87.0
Operating System: Linux 5.11.0-40-generic x86_64
Windowing System: X11
Distribution: KDE neon User - Plasma 25th Anniversary Edition
DrKonqi: 5.23.3 [KCrashBackend]

-- Information about the crash:
- What I was doing when the application crashed:
Installing a theme on Global Theme in Settings

- Custom settings of the application:
Any theme that i tested when is installing the crash occour

The crash can be reproduced every time.

-- Backtrace:
Application: System Settings (systemsettings5), signal: Segmentation fault

[New LWP 2205]
[New LWP 2206]
[New LWP 2207]
[New LWP 2208]
[New LWP 2209]
[New LWP 2210]
[New LWP 2215]
[New LWP 2216]
[New LWP 2233]
[New LWP 2235]
[New LWP 2236]
[New LWP 2237]
[New LWP 2238]
[New LWP 2239]
[New LWP 2241]
[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
0x00007f835faa4aff in __GI___poll (fds=0x7ffee8f6a438, nfds=1, timeout=1000) at ../sysdeps/unix/sysv/linux/poll.c:29
__preamble__
____drkonqi_qmltrace_thread:1____
Failed to do pygdbmi parsing: No module named 'pygdbmi'
frame={level="0",func="onEntryEvent",file="/usr/share/kpackage/kcms/kcm_lookandfeel/contents/ui/main.qml",fullname="/usr/share/kpackage/kcms/kcm_lookandfeel/contents/ui/main.qml",line="124",lan".
---------------------------------
(beware that frames may have been optimized out)

[Current thread is 1 (Thread 0x7f835b2d99c0 (LWP 2203))]

Thread 16 (Thread 0x7f82feffd700 (LWP 2241)):
#0  0x00007f835faa4aff in __GI___poll (fds=0x7f82f004cf70, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f835db9636e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f835db964a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f836007261b in QEventDispatcherGlib::processEvents (this=0x7f82f0000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f83600168ab in QEventLoop::exec (this=this@entry=0x7f82feffcba0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f835fe302c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f835f1763fa in ?? () from /lib/x86_64-linux-gnu/libQt5Quick.so.5
#7  0x00007f835fe3145c in QThreadPrivate::start (arg=0x55eb7bb5ebb0) at thread/qthread_unix.cpp:329
#8  0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 15 (Thread 0x7f82fffff700 (LWP 2239)):
#0  0x00007f835faa4aff in __GI___poll (fds=0x7f82f4003e20, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f835db9636e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f835db964a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f836007261b in QEventDispatcherGlib::processEvents (this=0x7f82f4000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f83600168ab in QEventLoop::exec (this=this@entry=0x7f82ffffebe0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f835fe302c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f835fe3145c in QThreadPrivate::start (arg=0x55eb7ac409e0) at thread/qthread_unix.cpp:329
#7  0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 14 (Thread 0x7f830cfe5700 (LWP 2238)):
#0  0x00007f835db9543e in g_main_context_acquire () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f835db96225 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f835db966f3 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f8325212f8a in ?? () from /lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007f835dbbfad1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 13 (Thread 0x7f830d7e6700 (LWP 2237)):
#0  0x00007f835faa4aff in __GI___poll (fds=0x55eb7bffbd40, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f835db9636e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f835db964a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f835db964f1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f835dbbfad1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 12 (Thread 0x7f830e056700 (LWP 2236)):
#0  __GI___libc_read (nbytes=16, buf=0x7f830e0559d0, fd=31) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=31, buf=0x7f830e0559d0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f835dbdeb2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f835db95ebe in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f835db96312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f835db964a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f836007261b in QEventDispatcherGlib::processEvents (this=0x7f8300000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007f83600168ab in QEventLoop::exec (this=this@entry=0x7f830e055be0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#8  0x00007f835fe302c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#9  0x00007f835fe3145c in QThreadPrivate::start (arg=0x55eb7c42b470) at thread/qthread_unix.cpp:329
#10 0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#11 0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 11 (Thread 0x7f830eb2d700 (LWP 2235)):
#0  0x00007f835faa4aff in __GI___poll (fds=0x7f8308004c30, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f835db9636e in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f835db964a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f836007261b in QEventDispatcherGlib::processEvents (this=0x7f8308000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f83600168ab in QEventLoop::exec (this=this@entry=0x7f830eb2cbe0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f835fe302c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f835fe3145c in QThreadPrivate::start (arg=0x55eb7ba0e540) at thread/qthread_unix.cpp:329
#7  0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#8  0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 10 (Thread 0x7f831daac700 (LWP 2233)):
#0  0x00007f835db942bc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f835db9582b in g_main_context_prepare () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f835db9629b in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f835db964a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f836007261b in QEventDispatcherGlib::processEvents (this=0x7f83140aac60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#5  0x00007f83600168ab in QEventLoop::exec (this=this@entry=0x7f831daabbc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#6  0x00007f835fe302c2 in QThread::exec (this=this@entry=0x55eb7a74a5a0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#7  0x00007f835eec1549 in QQmlThreadPrivate::run (this=0x55eb7a74a5a0) at qml/ftw/qqmlthread.cpp:155
#8  0x00007f835fe3145c in QThreadPrivate::start (arg=0x55eb7a74a5a0) at thread/qthread_unix.cpp:329
#9  0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#10 0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 9 (Thread 0x7f831eecb700 (LWP 2216)):
#0  0x00007f835db95d53 in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007f835db96312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007f835db964a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f836007261b in QEventDispatcherGlib::processEvents (this=0x7f8310000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#4  0x00007f83600168ab in QEventLoop::exec (this=this@entry=0x7f831eecabc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#5  0x00007f835fe302c2 in QThread::exec (this=this@entry=0x55eb7aa7a740) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#6  0x00007f835eec1549 in QQmlThreadPrivate::run (this=0x55eb7aa7a740) at qml/ftw/qqmlthread.cpp:155
#7  0x00007f835fe3145c in QThreadPrivate::start (arg=0x55eb7aa7a740) at thread/qthread_unix.cpp:329
#8  0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#9  0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 8 (Thread 0x7f831ffff700 (LWP 2215)):
#0  __GI___libc_read (nbytes=16, buf=0x7f831fffe9b0, fd=21) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=21, buf=0x7f831fffe9b0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f835dbdeb2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f835db95ebe in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f835db96312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f835db964a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f836007261b in QEventDispatcherGlib::processEvents (this=0x7f8318000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007f83600168ab in QEventLoop::exec (this=this@entry=0x7f831fffebc0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#8  0x00007f835fe302c2 in QThread::exec (this=this@entry=0x55eb7a74b2b0) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#9  0x00007f835eec1549 in QQmlThreadPrivate::run (this=0x55eb7a74b2b0) at qml/ftw/qqmlthread.cpp:155
#10 0x00007f835fe3145c in QThreadPrivate::start (arg=0x55eb7a74b2b0) at thread/qthread_unix.cpp:329
#11 0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#12 0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 7 (Thread 0x7f8350ee8700 (LWP 2210)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55eb7a10a938) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55eb7a10a8e8, cond=0x55eb7a10a910) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55eb7a10a910, mutex=0x55eb7a10a8e8) at pthread_cond_wait.c:638
#3  0x00007f8352833e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007f8352833a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 6 (Thread 0x7f83516e9700 (LWP 2209)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55eb7a10a938) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55eb7a10a8e8, cond=0x55eb7a10a910) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55eb7a10a910, mutex=0x55eb7a10a8e8) at pthread_cond_wait.c:638
#3  0x00007f8352833e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007f8352833a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 5 (Thread 0x7f8351eea700 (LWP 2208)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55eb7a10a938) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55eb7a10a8e8, cond=0x55eb7a10a910) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55eb7a10a910, mutex=0x55eb7a10a8e8) at pthread_cond_wait.c:638
#3  0x00007f8352833e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007f8352833a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 4 (Thread 0x7f83526eb700 (LWP 2207)):
#0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55eb7a10a938) at ../sysdeps/nptl/futex-internal.h:183
#1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55eb7a10a8e8, cond=0x55eb7a10a910) at pthread_cond_wait.c:508
#2  __pthread_cond_wait (cond=0x55eb7a10a910, mutex=0x55eb7a10a8e8) at pthread_cond_wait.c:638
#3  0x00007f8352833e7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#4  0x00007f8352833a7b in ?? () from /usr/lib/x86_64-linux-gnu/dri/nouveau_dri.so
#5  0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 3 (Thread 0x7f83598da700 (LWP 2206)):
#0  __GI___libc_read (nbytes=16, buf=0x7f83598d99a0, fd=7) at ../sysdeps/unix/sysv/linux/read.c:26
#1  __GI___libc_read (fd=7, buf=0x7f83598d99a0, nbytes=16) at ../sysdeps/unix/sysv/linux/read.c:24
#2  0x00007f835dbdeb2f in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007f835db95ebe in g_main_context_check () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007f835db96312 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007f835db964a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007f836007261b in QEventDispatcherGlib::processEvents (this=0x7f834c000b60, flags=...) at kernel/qeventdispatcher_glib.cpp:425
#7  0x00007f83600168ab in QEventLoop::exec (this=this@entry=0x7f83598d9bb0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#8  0x00007f835fe302c2 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#9  0x00007f835eadcf4b in ?? () from /lib/x86_64-linux-gnu/libQt5DBus.so.5
#10 0x00007f835fe3145c in QThreadPrivate::start (arg=0x7f835eb60d80) at thread/qthread_unix.cpp:329
#11 0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#12 0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 2 (Thread 0x7f835a76b700 (LWP 2205)):
#0  0x00007f835faa4aff in __GI___poll (fds=0x7f835a76aae8, nfds=1, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
#1  0x00007f835e59ac1a in ?? () from /lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f835e59c90a in xcb_wait_for_event () from /lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f835aeb9e88 in ?? () from /lib/x86_64-linux-gnu/libQt5XcbQpa.so.5
#4  0x00007f835fe3145c in QThreadPrivate::start (arg=0x55eb79f14d70) at thread/qthread_unix.cpp:329
#5  0x00007f835e555609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#6  0x00007f835fab1293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95

Thread 1 (Thread 0x7f835b2d99c0 (LWP 2203)):
[KCrash Handler]
#4  0x00007f835ff2f9fd in QDir::fromNativeSeparators(QString const&) () at /usr/include/c++/9/bits/atomic_base.h:318
#5  0x00007f835ff43b97 in QFileInfoPrivate::QFileInfoPrivate (file=..., this=0x55eb7c6b2080) at /usr/include/c++/9/bits/atomic_base.h:279
#6  QFileInfo::QFileInfo (this=0x7ffee8f6b0d8, file=...) at io/qfileinfo.cpp:347
#7  0x00007f8327fa4134 in KCMLookandFeel::<lambda()>::operator() (__closure=<synthetic pointer>, __closure=<synthetic pointer>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:117
#8  KCMLookandFeel::knsEntryChanged (this=0x7f834c017a00, wrapper=<optimized out>) at ./kcms/lookandfeel/kcm.cpp:126
#9  0x00007f8327fa19a4 in KCMLookandFeel::qt_static_metacall (_o=_o@entry=0x7f834c017a00, _c=_c@entry=QMetaObject::InvokeMetaMethod, _id=_id@entry=5, _a=_a@entry=0x7ffee8f6b2c0) at ./obj-x86_64-linux-gnu/kcms/lookandfeel/kcm_lookandfeel_static_autogen/EWIEGA46WW/moc_kcm.cpp:128
#10 0x00007f8327fa1dd3 in KCMLookandFeel::qt_metacall (this=0x7f834c017a00, _c=QMetaObject::InvokeMetaMethod, _id=5, _a=0x7ffee8f6b2c0) at ./obj-x86_64-linux-gnu/kcms/lookandfeel/kcm_lookandfeel_static_autogen/EWIEGA46WW/moc_kcm.cpp:214
#11 0x00007f835ee54bf5 in QQmlObjectOrGadget::metacall (this=this@entry=0x7ffee8f6b600, type=type@entry=QMetaObject::InvokeMetaMethod, index=<optimized out>, index@entry=43, argv=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/ftw/qflagpointer_p.h:351
#12 0x00007f835ed1d765 in CallMethod (object=..., index=<optimized out>, returnType=returnType@entry=43, argCount=<optimized out>, argTypes=<optimized out>, engine=engine@entry=0x55eb7ab9fc00, callArgs=<optimized out>, callType=<optimized out>) at jsruntime/qv4qobjectwrapper.cpp:1301
#13 0x00007f835ed1f867 in CallPrecise (object=..., data=..., engine=engine@entry=0x55eb7ab9fc00, callArgs=callArgs@entry=0x7f831ce6d5b8, callType=callType@entry=QMetaObject::InvokeMetaMethod) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/qqmlpropertydata_p.h:285
#14 0x00007f835ed2075a in QV4::QObjectMethod::callInternal (this=<optimized out>, thisObject=<optimized out>, argv=<optimized out>, argc=1) at jsruntime/qv4qobjectwrapper.cpp:2131
#15 0x00007f835ed401e1 in QV4::FunctionObject::call (argc=<optimized out>, argv=<optimized out>, thisObject=<optimized out>, this=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4functionobject_p.h:172
#16 QV4::Moth::VME::interpret (frame=0x7ffee8f6b8f0, engine=0x55eb7ab9fc00, code=0x7f831ce6d568 "`\334\213\034\203\177") at jsruntime/qv4vme_moth.cpp:754
#17 0x00007f835ed4211f in QV4::Moth::VME::exec (frame=frame@entry=0x7ffee8f6b8f0, engine=engine@entry=0x55eb7ab9fc00) at jsruntime/qv4vme_moth.cpp:463
#18 0x00007f835eccf2fd in QV4::Function::call (this=this@entry=0x55eb7ad9d9b0, thisObject=<optimized out>, argv=argv@entry=0x7f831ce6d510, argc=<optimized out>, context=<optimized out>) at jsruntime/qv4function.cpp:69
#19 0x00007f835ee74fb7 in QQmlJavaScriptExpression::evaluate (this=this@entry=0x55eb7c0225c0, callData=callData@entry=0x7f831ce6d4e0, isUndefined=isUndefined@entry=0x0) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4value_p.h:343
#20 0x00007f835ee188be in QQmlBoundSignalExpression::evaluate (this=<optimized out>, a=<optimized out>) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/jsruntime/qv4jscall_p.h:95
#21 0x00007f835ee19958 in QQmlBoundSignal_callback (e=0x55eb7c022650, a=0x7ffee8f6d600) at ../../include/QtQml/5.15.3/QtQml/private/../../../../../src/qml/qml/qqmlboundsignalexpressionpointer_p.h:69
#22 0x00007f835ee5465d in QQmlNotifier::emitNotify (endpoint=<optimized out>, a=a@entry=0x7ffee8f6d600) at qml/qqmlnotifier.cpp:104
#23 0x00007f835edf6fcf in QQmlData::signalEmitted (object=0x55eb7ba17590, index=18, a=0x7ffee8f6d600) at qml/qqmlengine.cpp:834
#24 0x00007f836004e955 in doActivate<false> (sender=0x55eb7ba17590, signal_index=18, argv=0x7ffee8f6d600) at kernel/qobject_p.h:110
#25 0x00007f8360048197 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f831c663400 <Engine::staticMetaObject>, local_signal_index=local_signal_index@entry=15, argv=argv@entry=0x7ffee8f6d600) at kernel/qobject.cpp:3946
#26 0x00007f831c63c374 in Engine::entryEvent (this=<optimized out>, _t1=<optimized out>, _t1@entry=0x55eb7c639220, _t2=<optimized out>, _t2@entry=Engine::StatusChangedEvent) at ./obj-x86_64-linux-gnu/src/qtquick/newstuffqmlplugin_autogen/EWIEGA46WW/moc_quickengine.cpp:600
#27 0x00007f831c644104 in Engine::<lambda(const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent)>::operator() (__closure=0x55eb7afb9e90, event=KNSCore::EntryInternal::StatusChangedEvent, entry=...) at ./src/qtquick/quickengine.cpp:144
#28 QtPrivate::FunctorCall<QtPrivate::IndexesList<0, 1>, QtPrivate::List<const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent>, void, Engine::setConfigFile(const QString&)::<lambda(const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent)> >::call (arg=<optimized out>, f=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:146
#29 QtPrivate::Functor<Engine::setConfigFile(const QString&)::<lambda(const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent)>, 2>::call<QtPrivate::List<KNSCore::EntryInternal const&, KNSCore::EntryInternal::EntryEvent>, void> (arg=<optimized out>, f=...) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:256
#30 QtPrivate::QFunctorSlotObject<Engine::setConfigFile(const QString&)::<lambda(const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent)>, 2, QtPrivate::List<const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent>, void>::impl (which=1, r=<optimized out>, ret=<optimized out>, a=<optimized out>, this_=0x55eb7afb9e80) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:443
#31 QtPrivate::QFunctorSlotObject<Engine::setConfigFile(const QString&)::<lambda(const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent)>, 2, QtPrivate::List<const KNSCore::EntryInternal&, KNSCore::EntryInternal::EntryEvent>, void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (which=<optimized out>, this_=0x55eb7afb9e80, r=<optimized out>, a=<optimized out>, ret=<optimized out>) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qobjectdefs_impl.h:436
#32 0x00007f836004edce in QtPrivate::QSlotObjectBase::call (a=0x7ffee8f6d750, r=0x55eb7ba17590, this=0x55eb7afb9e80) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#33 doActivate<false> (sender=0x55eb7bc3ee70, signal_index=27, argv=0x7ffee8f6d750) at kernel/qobject.cpp:3886
#34 0x00007f8360048197 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f8327f93560 <KNSCore::Engine::staticMetaObject>, local_signal_index=local_signal_index@entry=24, argv=argv@entry=0x7ffee8f6d750) at kernel/qobject.cpp:3946
#35 0x00007f8327f0ff3a in KNSCore::Engine::signalEntryEvent (this=<optimized out>, _t1=..., _t2=<optimized out>) at ./obj-x86_64-linux-gnu/src/core/KF5NewStuffCore_autogen/EWIEGA46WW/moc_engine.cpp:794
#36 0x00007f836004edce in QtPrivate::QSlotObjectBase::call (a=0x7ffee8f6d860, r=0x55eb7bc3ee70, this=0x55eb7b9f7820) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#37 doActivate<false> (sender=0x55eb7ac96ae0, signal_index=3, argv=0x7ffee8f6d860) at kernel/qobject.cpp:3886
#38 0x00007f8360048197 in QMetaObject::activate (sender=<optimized out>, m=m@entry=0x7f8327f934a0 <KNSCore::Installation::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffee8f6d860) at kernel/qobject.cpp:3946
#39 0x00007f8327f0f1d6 in KNSCore::Installation::signalEntryChanged (this=<optimized out>, _t1=...) at ./obj-x86_64-linux-gnu/src/core/KF5NewStuffCore_autogen/EWIEGA46WW/moc_installation.cpp:269
#40 0x00007f8327f3e5bf in KNSCore::Installation::<lambda(KJob*)>::operator()(KJob *) const (__closure=0x55eb7c78b300, job=<optimized out>) at ./src/core/installation.cpp:501
#41 0x00007f836004edce in QtPrivate::QSlotObjectBase::call (a=0x7ffee8f6da50, r=0x55eb7ac96ae0, this=0x55eb7c78b2f0) at ../../include/QtCore/../../src/corelib/kernel/qobjectdefs_impl.h:398
#42 doActivate<false> (sender=0x55eb7bf64850, signal_index=6, argv=0x7ffee8f6da50) at kernel/qobject.cpp:3886
#43 0x00007f8360048197 in QMetaObject::activate (sender=sender@entry=0x55eb7bf64850, m=m@entry=0x7f836037a720 <KJob::staticMetaObject>, local_signal_index=local_signal_index@entry=3, argv=argv@entry=0x7ffee8f6da50) at kernel/qobject.cpp:3946
#44 0x00007f8360325d10 in KJob::result (this=this@entry=0x55eb7bf64850, _t1=<optimized out>, _t1@entry=0x55eb7bf64850, _t2=...) at ./obj-x86_64-linux-gnu/src/lib/KF5CoreAddons_autogen/include/moc_kjob.cpp:633
#45 0x00007f836032718b in KJob::finishJob (this=0x55eb7bf64850, emitResult=<optimized out>) at ./src/lib/jobs/kjob.cpp:98
#46 0x00007f8360045949 in QObject::event (this=0x55eb7bf64850, e=0x7f832801e3d0) at kernel/qobject.cpp:1314
#47 0x00007f8360c2bdc3 in QApplicationPrivate::notify_helper (this=this@entry=0x55eb79f10ab0, receiver=receiver@entry=0x55eb7bf64850, e=e@entry=0x7f832801e3d0) at kernel/qapplication.cpp:3632
#48 0x00007f8360c34bb8 in QApplication::notify (this=0x7ffee8f6e120, receiver=0x55eb7bf64850, e=0x7f832801e3d0) at kernel/qapplication.cpp:3156
#49 0x00007f8360017daa in QCoreApplication::notifyInternal2 (receiver=0x55eb7bf64850, event=0x7f832801e3d0) at ../../include/QtCore/5.15.3/QtCore/private/../../../../../src/corelib/thread/qthread_p.h:325
#50 0x00007f836001a6b1 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x55eb79eeb480) at kernel/qcoreapplication.cpp:1821
#51 0x00007f8360072fa7 in postEventSourceDispatch (s=0x55eb79fe4cf0) at kernel/qeventdispatcher_glib.cpp:277
#52 0x00007f835db9617d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#53 0x00007f835db96400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#54 0x00007f835db964a3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#55 0x00007f8360072602 in QEventDispatcherGlib::processEvents (this=0x55eb79fe5780, flags=...) at kernel/qeventdispatcher_glib.cpp:423
#56 0x00007f83600168ab in QEventLoop::exec (this=this@entry=0x7ffee8f6e000, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:141
#57 0x00007f836001ea64 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:121
#58 0x000055eb7954d332 in main (argc=<optimized out>, argv=<optimized out>) at ./app/main.cpp:208
[Inferior 1 (process 2203) detached]

Possible duplicates by query: bug 445066, bug 445025, bug 444827, bug 444644, bug 444626.

Reported using DrKonqi