Application: kwin_x11 (5.3.0)

Qt Version: 5.4.1
Operating System: Linux 3.19.0-15-generic x86_64
Distribution: Ubuntu 15.04

-- Information about the crash:
- What I was doing when the application crashed:
Moving window through desktops
- Custom settings of the application:
I activated the switch desktop on edge option in system settings

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 0x7f7d3c18d800 (LWP 9470))]

Thread 5 (Thread 0x7f7d1dca5700 (LWP 9494)):
#0  0x00007f7d3bc55743 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f7d3a247101 in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) (nfds=16, fdread=fdread@entry=0x7f7d10000a78, fdwrite=fdwrite@entry=0x7f7d10000d08, fdexcept=fdexcept@entry=0x7f7d10000f98, orig_timeout=orig_timeout@entry=0x0) at kernel/qcore_unix.cpp:75
#2  0x00007f7d3a248cd2 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) (timeout=0x0, exceptfds=0x7f7d10000f98, writefds=0x7f7d10000d08, readfds=0x7f7d10000a78, nfds=<optimized out>, this=0x7f7d100008c0) at kernel/qeventdispatcher_unix.cpp:320
#3  0x00007f7d3a248cd2 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) (this=this@entry=0x7f7d100008e0, flags=..., flags@entry=..., timeout=timeout@entry=0x0) at kernel/qeventdispatcher_unix.cpp:196
#4  0x00007f7d3a249275 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f7d100008c0, flags=...) at kernel/qeventdispatcher_unix.cpp:607
#5  0x00007f7d3a1f03e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f7d1dca4da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f7d39fafb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f7d33e0ff65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f7d39fb4b0e in QThreadPrivate::start(void*) (arg=0x1053650) at thread/qthread_unix.cpp:337
#9  0x00007f7d3b4d46aa in start_thread (arg=0x7f7d1dca5700) at pthread_create.c:333
#10 0x00007f7d3bc5eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 4 (Thread 0x7f7d1560a700 (LWP 9523)):
#0  0x00007f7d3b4d9da0 in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f7d38db8644 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#2  0x00007f7d38db8689 in  () at /usr/lib/x86_64-linux-gnu/libQt5Script.so.5
#3  0x00007f7d3b4d46aa in start_thread (arg=0x7f7d1560a700) at pthread_create.c:333
#4  0x00007f7d3bc5eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 3 (Thread 0x7f7d1e88a700 (LWP 9889)):
#0  0x00007f7d3bc55743 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f7d3a247101 in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) (nfds=14, fdread=fdread@entry=0x7f7d18000a78, fdwrite=fdwrite@entry=0x7f7d18000d08, fdexcept=fdexcept@entry=0x7f7d18000f98, orig_timeout=orig_timeout@entry=0x0) at kernel/qcore_unix.cpp:75
#2  0x00007f7d3a248cd2 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) (timeout=0x0, exceptfds=0x7f7d18000f98, writefds=0x7f7d18000d08, readfds=0x7f7d18000a78, nfds=<optimized out>, this=0x7f7d180008c0) at kernel/qeventdispatcher_unix.cpp:320
#3  0x00007f7d3a248cd2 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) (this=this@entry=0x7f7d180008e0, flags=..., flags@entry=..., timeout=timeout@entry=0x0) at kernel/qeventdispatcher_unix.cpp:196
#4  0x00007f7d3a249275 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f7d180008c0, flags=...) at kernel/qeventdispatcher_unix.cpp:607
#5  0x00007f7d3a1f03e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f7d1e889da0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f7d39fafb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f7d33e0ff65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f7d39fb4b0e in QThreadPrivate::start(void*) (arg=0x1f06a90) at thread/qthread_unix.cpp:337
#9  0x00007f7d3b4d46aa in start_thread (arg=0x7f7d1e88a700) at pthread_create.c:333
#10 0x00007f7d3bc5eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 2 (Thread 0x7f7d15e0b700 (LWP 13626)):
#0  0x00007f7d3bc55743 in select () at ../sysdeps/unix/syscall-template.S:81
#1  0x00007f7d3a247101 in qt_safe_select(int, fd_set*, fd_set*, fd_set*, timespec const*) (nfds=15, fdread=fdread@entry=0x7f7d04000a78, fdwrite=fdwrite@entry=0x7f7d04000d08, fdexcept=fdexcept@entry=0x7f7d04000f98, orig_timeout=orig_timeout@entry=0x0) at kernel/qcore_unix.cpp:75
#2  0x00007f7d3a248cd2 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) (timeout=0x0, exceptfds=0x7f7d04000f98, writefds=0x7f7d04000d08, readfds=0x7f7d04000a78, nfds=<optimized out>, this=0x7f7d040008c0) at kernel/qeventdispatcher_unix.cpp:320
#3  0x00007f7d3a248cd2 in QEventDispatcherUNIXPrivate::doSelect(QFlags<QEventLoop::ProcessEventsFlag>, timespec*) (this=this@entry=0x7f7d040008e0, flags=..., flags@entry=..., timeout=timeout@entry=0x0) at kernel/qeventdispatcher_unix.cpp:196
#4  0x00007f7d3a249275 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0x7f7d040008c0, flags=...) at kernel/qeventdispatcher_unix.cpp:607
#5  0x00007f7d3a1f03e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7f7d15e0ada0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#6  0x00007f7d39fafb44 in QThread::exec() (this=<optimized out>) at thread/qthread.cpp:503
#7  0x00007f7d33e0ff65 in  () at /usr/lib/x86_64-linux-gnu/libQt5Qml.so.5
#8  0x00007f7d39fb4b0e in QThreadPrivate::start(void*) (arg=0x2c0f4a0) at thread/qthread_unix.cpp:337
#9  0x00007f7d3b4d46aa in start_thread (arg=0x7f7d15e0b700) at pthread_create.c:333
#10 0x00007f7d3bc5eeed in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109

Thread 1 (Thread 0x7f7d3c18d800 (LWP 9470)):
[KCrash Handler]
#6  0x00007f7d3bb8d267 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:55
#7  0x00007f7d3bb8eeca in __GI_abort () at abort.c:89
#8  0x00007f7d39fa1edf in QMessageLogger::fatal(char const*, ...) const (context=..., message=...) at global/qlogging.cpp:1415
#9  0x00007f7d39fa1edf in QMessageLogger::fatal(char const*, ...) const (this=this@entry=0x7ffdd9278360, msg=msg@entry=0x7f7d397d6c28 "Splitting quads is allowed only in pre-paint calls!") at global/qlogging.cpp:636
#10 0x00007f7d397c4041 in KWin::WindowQuad::makeSubQuad(double, double, double, double) const (this=this@entry=0x24e7160, x1=x1@entry=-917, y1=y1@entry=341.70709625379868, x2=x2@entry=-855.39732969055126, y2=y2@entry=369.67126531639008) at ../../libkwineffects/kwineffects.cpp:908
#11 0x00007f7d3b807549 in KWin::SceneOpenGL::Window::beginRenderWindow(int, QRegion const&, KWin::WindowPaintData&) (this=<optimized out>, mask=<optimized out>, region=..., data=...) at ../scene_opengl.cpp:1270
#12 0x00007f7d3b807bc7 in KWin::SceneOpenGL2Window::performPaint(int, QRegion, KWin::WindowPaintData) (this=this@entry=0x2ac0d20, mask=mask@entry=118, region=..., data=...) at ../scene_opengl.cpp:1442
#13 0x00007f7d3b80d7d2 in KWin::SceneOpenGL2::performPaintWindow(KWin::EffectWindowImpl*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x153eb30, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../scene_opengl.cpp:1092
#14 0x00007f7d3b80d9a8 in KWin::SceneOpenGL2::finalDrawWindow(KWin::EffectWindowImpl*, int, QRegion, KWin::WindowPaintData&) (this=0x153eb30, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../scene_opengl.cpp:1078
#15 0x00007f7d3b827389 in KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:477
#16 0x00007f7d397c08c1 in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x1f1c210, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:580
#17 0x00007f7d3b827321 in KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:474
#18 0x00007f7d3936d0d5 in KWin::ContrastEffect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x20bee40, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../effects/backgroundcontrast/contrast.cpp:345
#19 0x00007f7d3b827321 in KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:474
#20 0x00007f7d392e331b in KWin::BlurEffect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0xf37190, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../effects/blur/blur.cpp:415
#21 0x00007f7d3b827321 in KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:474
#22 0x00007f7d397c08c1 in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x1f937f0, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:580
#23 0x00007f7d3b827321 in KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:474
#24 0x00007f7d397c08c1 in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x1fcf3c0, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:580
#25 0x00007f7d3b827321 in KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:474
#26 0x00007f7d397c08c1 in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x43b99f0, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:580
#27 0x00007f7d3b827321 in KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:474
#28 0x00007f7d397c08c1 in KWin::Effect::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x27ecb80, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:580
#29 0x00007f7d3b827321 in KWin::EffectsHandlerImpl::drawWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:474
#30 0x00007f7d3b7ec481 in KWin::Scene::finalPaintWindow(KWin::EffectWindowImpl*, int, QRegion, KWin::WindowPaintData&) (this=<optimized out>, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../scene.cpp:607
#31 0x00007f7d3b8271ca in KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:440
#32 0x00007f7d397c0751 in KWin::Effect::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x1f1c210, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:550
#33 0x00007f7d3b827171 in KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:437
#34 0x00007f7d397c0751 in KWin::Effect::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x20bee40, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:550
#35 0x00007f7d3b827171 in KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:437
#36 0x00007f7d397c0751 in KWin::Effect::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0xf37190, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:550
#37 0x00007f7d3b827171 in KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:437
#38 0x00007f7d397ceb77 in KWin::AnimationEffect::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x1f937f0, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../libkwineffects/kwinanimationeffect.cpp:585
#39 0x00007f7d3b827171 in KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:437
#40 0x00007f7d397ceb77 in KWin::AnimationEffect::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x1fcf3c0, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../libkwineffects/kwinanimationeffect.cpp:585
#41 0x00007f7d3b827171 in KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:437
#42 0x00007f7d392f87e0 in KWin::CubeSlideEffect::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x43b99f0, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../effects/cube/cubeslide.cpp:347
#43 0x00007f7d3b827171 in KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:437
#44 0x00007f7d39342acd in KWin::WobblyWindowsEffect::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=this@entry=0x27ecb80, w=w@entry=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../../effects/wobblywindows/wobblywindows.cpp:331
#45 0x00007f7d3b827171 in KWin::EffectsHandlerImpl::paintWindow(KWin::EffectWindow*, int, QRegion, KWin::WindowPaintData&) (this=0x1d07380, w=0x326cc70, mask=mask@entry=118, region=..., data=...) at ../effects.cpp:437
#46 0x00007f7d3b7f1358 in KWin::Scene::paintWindow(KWin::Scene::Window*, int, QRegion, KWin::WindowQuadList) (this=this@entry=0x153eb30, w=0x2ac0d20, mask=118, region=..., quads=...) at ../scene.cpp:479
#47 0x00007f7d3b7ee346 in KWin::Scene::paintGenericScreen(int, KWin::ScreenPaintData) (this=this@entry=0x153eb30, orig_mask=orig_mask@entry=112) at ../scene.cpp:243
#48 0x00007f7d3b802e34 in KWin::SceneOpenGL2::paintGenericScreen(int, KWin::ScreenPaintData) (this=this@entry=0x153eb30, mask=mask@entry=112, data=...) at ../scene_opengl.cpp:1030
#49 0x00007f7d3b7ebe8d in KWin::Scene::finalPaintScreen(int, QRegion, KWin::ScreenPaintData&) (this=0x153eb30, mask=mask@entry=112, region=..., data=...) at ../scene.cpp:199
#50 0x00007f7d3b826f4f in KWin::EffectsHandlerImpl::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=0x1d07380, mask=mask@entry=112, region=..., data=...) at ../effects.cpp:397
#51 0x00007f7d3935cb77 in KWin::ScreenEdgeEffect::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=this@entry=0x1f1c210, mask=mask@entry=112, region=..., data=...) at ../../effects/screenedge/screenedgeeffect.cpp:81
#52 0x00007f7d3b826efd in KWin::EffectsHandlerImpl::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=0x1d07380, mask=mask@entry=112, region=..., data=...) at ../effects.cpp:394
#53 0x00007f7d397c067f in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=this@entry=0x20bee40, mask=mask@entry=112, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:535
#54 0x00007f7d3b826efd in KWin::EffectsHandlerImpl::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=0x1d07380, mask=mask@entry=112, region=..., data=...) at ../effects.cpp:394
#55 0x00007f7d397c067f in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=this@entry=0xf37190, mask=mask@entry=112, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:535
#56 0x00007f7d3b826efd in KWin::EffectsHandlerImpl::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=0x1d07380, mask=mask@entry=112, region=..., data=...) at ../effects.cpp:394
#57 0x00007f7d397c067f in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=this@entry=0x1f937f0, mask=mask@entry=112, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:535
#58 0x00007f7d3b826efd in KWin::EffectsHandlerImpl::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=0x1d07380, mask=mask@entry=112, region=..., data=...) at ../effects.cpp:394
#59 0x00007f7d397c067f in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=this@entry=0x1fcf3c0, mask=mask@entry=112, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:535
#60 0x00007f7d3b826efd in KWin::EffectsHandlerImpl::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=0x1d07380, mask=mask@entry=112, region=..., data=...) at ../effects.cpp:394
#61 0x00007f7d392f8437 in KWin::CubeSlideEffect::paintSlideCube(int, QRegion, KWin::ScreenPaintData&) (this=this@entry=0x43b99f0, mask=mask@entry=112, region=..., data=...) at ../../effects/cube/cubeslide.cpp:176
#62 0x00007f7d392fbdae in KWin::CubeSlideEffect::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=this@entry=0x43b99f0, mask=mask@entry=112, region=..., data=...) at ../../effects/cube/cubeslide.cpp:87
#63 0x00007f7d3b826efd in KWin::EffectsHandlerImpl::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=0x1d07380, mask=mask@entry=112, region=..., data=...) at ../effects.cpp:394
#64 0x00007f7d397c067f in KWin::Effect::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=this@entry=0x27ecb80, mask=mask@entry=112, region=..., data=...) at ../../libkwineffects/kwineffects.cpp:535
#65 0x00007f7d3b826efd in KWin::EffectsHandlerImpl::paintScreen(int, QRegion, KWin::ScreenPaintData&) (this=0x1d07380, mask=112, region=..., data=...) at ../effects.cpp:394
#66 0x00007f7d3b7ebaaa in KWin::Scene::paintScreen(int*, QRegion const&, QRegion const&, QRegion*, QRegion*) (this=this@entry=0x153eb30, mask=mask@entry=0x7ffdd927a24c, damage=..., repaint=..., updateRegion=updateRegion@entry=0x7ffdd927a260, validRegion=validRegion@entry=0x7ffdd927a270) at ../scene.cpp:151
#67 0x00007f7d3b809067 in KWin::SceneOpenGL::paint(QRegion, QList<KWin::Toplevel*>) (this=0x153eb30, damage=..., toplevels=...) at ../scene_opengl.cpp:661
#68 0x00007f7d3b7e3f63 in KWin::Compositor::performCompositing() (this=0xf39dd0) at ../composite.cpp:700
#69 0x00007f7d3a2246f3 in QObject::event(QEvent*) (this=0xf39dd0, e=<optimized out>) at kernel/qobject.cpp:1267
#70 0x00007f7d3aafcb2c in QApplicationPrivate::notify_helper(QObject*, QEvent*) (this=0xe3c1d0, receiver=0xf39dd0, e=0x7ffdd927a680) at kernel/qapplication.cpp:3720
#71 0x00007f7d3ab02000 in QApplication::notify(QObject*, QEvent*) (this=0x7ffdd927a8c0, receiver=0xf39dd0, e=0x7ffdd927a680) at kernel/qapplication.cpp:3503
#72 0x00007f7d3a1f2c2b in QCoreApplication::notifyInternal(QObject*, QEvent*) (this=0x7ffdd927a8c0, receiver=0xf39dd0, event=event@entry=0x7ffdd927a680) at kernel/qcoreapplication.cpp:935
#73 0x00007f7d3a24aae5 in QTimerInfoList::activateTimers() (event=0x7ffdd927a680, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:228
#74 0x00007f7d3a24aae5 in QTimerInfoList::activateTimers() (this=0xe71498) at kernel/qtimerinfo_unix.cpp:635
#75 0x00007f7d3a2486a0 in QEventDispatcherUNIX::activateTimers() (this=this@entry=0xe6b5a0) at kernel/qeventdispatcher_unix.cpp:549
#76 0x00007f7d3a249243 in QEventDispatcherUNIX::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=0xe6b5a0, flags=flags@entry=...) at kernel/qeventdispatcher_unix.cpp:611
#77 0x00007f7d25ede96d in QUnixEventDispatcherQPA::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) (this=<optimized out>, flags=...) at eventdispatchers/qunixeventdispatcher.cpp:62
#78 0x00007f7d3a1f03e2 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) (this=this@entry=0x7ffdd927a7e0, flags=..., flags@entry=...) at kernel/qeventloop.cpp:204
#79 0x00007f7d3a1f802c in QCoreApplication::exec() () at kernel/qcoreapplication.cpp:1188
#80 0x00007f7d3a53731c in QGuiApplication::exec() () at kernel/qguiapplication.cpp:1510
#81 0x00007f7d3aaf87a5 in QApplication::exec() () at kernel/qapplication.cpp:2956
#82 0x00007f7d3bf27350 in kdemain(int, char**) (argc=1, argv=0x7ffdd927aa28) at ../main_x11.cpp:300
#83 0x00007f7d3bb78a40 in __libc_start_main (main=0x4007d0 <main(int, char**)>, argc=3, argv=0x7ffdd927aa28, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffdd927aa18) at libc-start.c:289
#84 0x0000000000400809 in _start ()

Reported using DrKonqi