Application: kwin_x11 (5.11.5)

Qt Version: 5.9.3
Frameworks Version: 5.42.0
Operating System: Linux 4.13.0-26-generic x86_64
Distribution: KDE neon User Edition 5.11

-- Information about the crash:
- What I was doing when the application crashed:
This happen all the times when I leave my computer and it turns off the screen and I resume the PC.

The display getsdistorted and then the program crashesh. My desktop background is gone

I am using neon 5.1.5

The crash can be reproduced every time.

-- Backtrace:
Application: KWin (kwin_x11), signal: Aborted
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f88ff1da940 (LWP 2709))]

Thread 15 (Thread 0x7f88dbfff700 (LWP 11438)):
#0  0x00007f88febe7811 in __GI_ppoll (fds=fds@entry=0x7f881c000ac8, nfds=nfds@entry=1, timeout=<optimized out>, timeout@entry=0x0, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:50
#1  0x00007f88fc2250b1 in ppoll (__ss=<optimized out>, __timeout=<optimized out>, __nfds=<optimized out>, __fds=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/poll2.h:77
#2  qt_ppoll (timeout_ts=0x0, nfds=1, fds=0x7f881c000ac8) at kernel/qcore_unix.cpp:81
#3  qt_safe_poll (fds=0x7f881c000ac8, nfds=1, timeout_ts=timeout_ts@entry=0x0) at kernel/qcore_unix.cpp:102
#4  0x00007f88fc226742 in QEventDispatcherUNIX::processEvents (this=<optimized out>, flags=...) at kernel/qeventdispatcher_unix.cpp:500
#5  0x00007f88fc1d1e2a in QEventLoop::exec (this=this@entry=0x7f88dbffec60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007f88fbffa8f4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#7  0x00007f88f692fd25 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f88fbfff709 in QThreadPrivate::start (arg=0x1dd4570) at thread/qthread_unix.cpp:368
#9  0x00007f88f7c1f6ba in start_thread (arg=0x7f88dbfff700) at pthread_create.c:333
#10 0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 14 (Thread 0x7f88bbfff700 (LWP 6229)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f88d8e8e60b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f88d8e8e517 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f88f7c1f6ba in start_thread (arg=0x7f88bbfff700) at pthread_create.c:333
#4  0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 13 (Thread 0x7f88bb7fe700 (LWP 2814)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f88fb187d04 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f88fb187d49 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f88f7c1f6ba in start_thread (arg=0x7f88bb7fe700) at pthread_create.c:333
#4  0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 12 (Thread 0x7f88c0990700 (LWP 2810)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f88d8e8e60b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f88d8e8e517 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f88f7c1f6ba in start_thread (arg=0x7f88c0990700) at pthread_create.c:333
#4  0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 11 (Thread 0x7f88c1191700 (LWP 2809)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f88d8e8e60b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f88d8e8e517 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f88f7c1f6ba in start_thread (arg=0x7f88c1191700) at pthread_create.c:333
#4  0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 10 (Thread 0x7f88c1992700 (LWP 2808)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f88d8e8e60b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f88d8e8e517 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f88f7c1f6ba in start_thread (arg=0x7f88c1992700) at pthread_create.c:333
#4  0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 9 (Thread 0x7f88c2193700 (LWP 2807)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f88d8e8e60b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f88d8e8e517 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f88f7c1f6ba in start_thread (arg=0x7f88c2193700) at pthread_create.c:333
#4  0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 8 (Thread 0x7f88c2994700 (LWP 2806)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f88d8e8e60b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f88d8e8e517 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f88f7c1f6ba in start_thread (arg=0x7f88c2994700) at pthread_create.c:333
#4  0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 7 (Thread 0x7f88c3195700 (LWP 2805)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f88d8e8e60b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f88d8e8e517 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f88f7c1f6ba in start_thread (arg=0x7f88c3195700) at pthread_create.c:333
#4  0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 6 (Thread 0x7f88c3bce700 (LWP 2804)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f88d8e8e60b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f88d8e8e517 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f88f7c1f6ba in start_thread (arg=0x7f88c3bce700) at pthread_create.c:333
#4  0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 5 (Thread 0x7f88c43cf700 (LWP 2803)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f88d8e8e60b in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#2  0x00007f88d8e8e517 in ?? () from /usr/lib/x86_64-linux-gnu/dri/radeonsi_dri.so
#3  0x00007f88f7c1f6ba in start_thread (arg=0x7f88c43cf700) at pthread_create.c:333
#4  0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f88db5bc700 (LWP 2801)):
#0  0x00007f88febe7811 in __GI_ppoll (fds=fds@entry=0x7f88c8000ac8, nfds=nfds@entry=1, timeout=<optimized out>, timeout@entry=0x0, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:50
#1  0x00007f88fc2250b1 in ppoll (__ss=<optimized out>, __timeout=<optimized out>, __nfds=<optimized out>, __fds=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/poll2.h:77
#2  qt_ppoll (timeout_ts=0x0, nfds=1, fds=0x7f88c8000ac8) at kernel/qcore_unix.cpp:81
#3  qt_safe_poll (fds=0x7f88c8000ac8, nfds=1, timeout_ts=timeout_ts@entry=0x0) at kernel/qcore_unix.cpp:102
#4  0x00007f88fc226742 in QEventDispatcherUNIX::processEvents (this=<optimized out>, flags=...) at kernel/qeventdispatcher_unix.cpp:500
#5  0x00007f88fc1d1e2a in QEventLoop::exec (this=this@entry=0x7f88db5bbc60, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007f88fbffa8f4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#7  0x00007f88f692fd25 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f88fbfff709 in QThreadPrivate::start (arg=0x16d30a0) at thread/qthread_unix.cpp:368
#9  0x00007f88f7c1f6ba in start_thread (arg=0x7f88db5bc700) at pthread_create.c:333
#10 0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f88e1ec9700 (LWP 2754)):
#0  0x00007f88febe7811 in __GI_ppoll (fds=fds@entry=0x7f88d400be68, nfds=nfds@entry=1, timeout=<optimized out>, timeout@entry=0x0, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:50
#1  0x00007f88fc2250b1 in ppoll (__ss=<optimized out>, __timeout=<optimized out>, __nfds=<optimized out>, __fds=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/poll2.h:77
#2  qt_ppoll (timeout_ts=0x0, nfds=1, fds=0x7f88d400be68) at kernel/qcore_unix.cpp:81
#3  qt_safe_poll (fds=0x7f88d400be68, nfds=1, timeout_ts=timeout_ts@entry=0x0) at kernel/qcore_unix.cpp:102
#4  0x00007f88fc226742 in QEventDispatcherUNIX::processEvents (this=<optimized out>, flags=...) at kernel/qeventdispatcher_unix.cpp:500
#5  0x00007f88fc1d1e2a in QEventLoop::exec (this=this@entry=0x7f88e1ec8c50, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#6  0x00007f88fbffa8f4 in QThread::exec (this=<optimized out>) at thread/qthread.cpp:515
#7  0x00007f88f5af3315 in ?? () from /usr/lib/x86_64-linux-gnu/libQt5DBus.so.5
#8  0x00007f88fbfff709 in QThreadPrivate::start (arg=0x7f88f5d67d40) at thread/qthread_unix.cpp:368
#9  0x00007f88f7c1f6ba in start_thread (arg=0x7f88e1ec9700) at pthread_create.c:333
#10 0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f88e4300700 (LWP 2729)):
#0  0x00007f88febe774d in poll () at ../sysdeps/unix/syscall-template.S:84
#1  0x00007f88fdd1cc62 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007f88fdd1e8d7 in xcb_wait_for_event () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007f88e4da81f9 in QXcbEventReader::run (this=0x1566e40) at qxcbconnection.cpp:1330
#4  0x00007f88fbfff709 in QThreadPrivate::start (arg=0x1566e40) at thread/qthread_unix.cpp:368
#5  0x00007f88f7c1f6ba in start_thread (arg=0x7f88e4300700) at pthread_create.c:333
#6  0x00007f88febf341d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f88ff1da940 (LWP 2709)):
[KCrash Handler]
#6  0x00007f88feb21428 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
#7  0x00007f88feb2302a in __GI_abort () at abort.c:89
#8  0x00007f88fbc6084d in __gnu_cxx::__verbose_terminate_handler() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#9  0x00007f88fbc5e6b6 in ?? () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#10 0x00007f88fbc5e701 in std::terminate() () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#11 0x00007f88fbc5e919 in __cxa_throw () from /usr/lib/x86_64-linux-gnu/libstdc++.so.6
#12 0x00007f88fbfe3202 in qBadAlloc () at global/qglobal.cpp:3057
#13 0x00007f88fc04fd0a in QListData::detach_grow (this=this@entry=0x1e86ac8, idx=idx@entry=0x7ffd4cb8f98c, num=num@entry=1) at tools/qlist.cpp:80
#14 0x00007f88fb4d95cd in QList<KWin::EffectWindow*>::detach_helper_grow (this=0x1e86ac8, i=i@entry=2147483647, c=c@entry=1) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:756
#15 0x00007f88fb4e407d in QList<KWin::EffectWindow*>::append (this=<optimized out>, t=@0x7ffd4cb8fa70: 0x1eac810) at /usr/include/x86_64-linux-gnu/qt5/QtCore/qlist.h:582
#16 0x00007f88fb502a31 in KWin::PresentWindowsEffect::rearrangeWindows (this=this@entry=0x18ee2d0) at /workspace/build/effects/presentwindows/presentwindows.cpp:930
#17 0x00007f88fb503990 in KWin::PresentWindowsEffect::reCreateGrids (this=0x18ee2d0) at /workspace/build/effects/presentwindows/presentwindows.cpp:1965
#18 0x00007f88fc2005a6 in QtPrivate::QSlotObjectBase::call (a=0x7ffd4cb8fc10, r=0x18ee2d0, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#19 QMetaObject::activate (sender=0x18b0800, signalOffset=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>) at kernel/qobject.cpp:3749
#20 0x00007f88fc2005a6 in QtPrivate::QSlotObjectBase::call (a=0x7ffd4cb8fd80, r=0x18b0800, this=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qobject_impl.h:101
#21 QMetaObject::activate (sender=sender@entry=0x16d5fa0, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd4cb8fd80) at kernel/qobject.cpp:3749
#22 0x00007f88fc200b87 in QMetaObject::activate (sender=sender@entry=0x16d5fa0, m=m@entry=0x7f88feae4420 <KWin::Screens::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd4cb8fd80) at kernel/qobject.cpp:3628
#23 0x00007f88fe8285fc in KWin::Screens::countChanged (this=this@entry=0x16d5fa0, _t1=2, _t2=1) at /workspace/build/obj-x86_64-linux-gnu/moc_screens.cpp:255
#24 0x00007f88fe70c961 in KWin::Screens::setCount (this=this@entry=0x16d5fa0, count=<optimized out>) at /workspace/build/screens.cpp:130
#25 0x00007f88e14a54b3 in KWin::XRandRScreens::update<KWin::Xcb::RandR::CurrentResources> (this=0x16d5fa0) at /workspace/build/plugins/platforms/x11/standalone/screens_xrandr.cpp:116
#26 0x00007f88fc200279 in QMetaObject::activate (sender=sender@entry=0x1692a60, signalOffset=<optimized out>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd4cb90050) at kernel/qobject.cpp:3766
#27 0x00007f88fc200b87 in QMetaObject::activate (sender=sender@entry=0x1692a60, m=m@entry=0x7f88fc68aea0 <QTimer::staticMetaObject>, local_signal_index=local_signal_index@entry=0, argv=argv@entry=0x7ffd4cb90050) at kernel/qobject.cpp:3628
#28 0x00007f88fc20cb07 in QTimer::timeout (this=this@entry=0x1692a60, _t1=...) at .moc/moc_qtimer.cpp:200
#29 0x00007f88fc20ce08 in QTimer::timerEvent (this=0x1692a60, e=<optimized out>) at kernel/qtimer.cpp:255
#30 0x00007f88fc201273 in QObject::event (this=0x1692a60, e=<optimized out>) at kernel/qobject.cpp:1268
#31 0x00007f88fcf30b9c in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x1692a60, e=0x7ffd4cb90340) at kernel/qapplication.cpp:3722
#32 0x00007f88fcf385a7 in QApplication::notify (this=0x7ffd4cb90630, receiver=0x1692a60, e=0x7ffd4cb90340) at kernel/qapplication.cpp:3481
#33 0x00007f88fc1d3df8 in QCoreApplication::notifyInternal2 (receiver=0x1692a60, event=event@entry=0x7ffd4cb90340) at kernel/qcoreapplication.cpp:1018
#34 0x00007f88fc228a7e in QCoreApplication::sendEvent (event=0x7ffd4cb90340, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:233
#35 QTimerInfoList::activateTimers (this=this@entry=0x15a0ca0) at kernel/qtimerinfo_unix.cpp:643
#36 0x00007f88fc225c4c in QEventDispatcherUNIXPrivate::activateTimers (this=this@entry=0x15a0c00) at kernel/qeventdispatcher_unix.cpp:249
#37 0x00007f88fc2269b2 in QEventDispatcherUNIX::processEvents (this=<optimized out>, flags=..., flags@entry=...) at kernel/qeventdispatcher_unix.cpp:514
#38 0x00007f88e4e078bd in QUnixEventDispatcherQPA::processEvents (this=<optimized out>, flags=...) at qunixeventdispatcher.cpp:68
#39 0x00007f88fc1d1e2a in QEventLoop::exec (this=this@entry=0x7ffd4cb90510, flags=..., flags@entry=...) at kernel/qeventloop.cpp:212
#40 0x00007f88fc1dad64 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1291
#41 0x00007f88fc7ba20c in QGuiApplication::exec () at kernel/qguiapplication.cpp:1679
#42 0x00007f88fcf30af5 in QApplication::exec () at kernel/qapplication.cpp:2910
#43 0x00007f88feebf1d4 in kdemain (argc=1, argv=0x7ffd4cb907c8) at /workspace/build/main_x11.cpp:466
#44 0x00007f88feb0c830 in __libc_start_main (main=0x400710 <main(int, char**)>, argc=3, argv=0x7ffd4cb907c8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffd4cb907b8) at ../csu/libc-start.c:291
#45 0x0000000000400749 in _start ()

Possible duplicates by query: bug 277629, bug 269746, bug 265865.

Reported using DrKonqi