Application: KWin (kwin), signal: Segmentation fault
Using host libthread_db library "/lib64/libthread_db.so.1".
[Current thread is 1 (Thread 0x7fd41a936780 (LWP 6523))]

Thread 2 (Thread 0x7fd3f3fff700 (LWP 6563)):
#0  0x00007fd415191964 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0
#1  0x00007fd416a13307 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fd416d20660 <QTWTF::pageheap_memory>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007fd416a13339 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007fd41518de0f in start_thread () from /lib64/libpthread.so.0
#4  0x00007fd41a15a7dd in clone () from /lib64/libc.so.6

Thread 1 (Thread 0x7fd41a936780 (LWP 6523)):
[KCrash Handler]
#6  brw_update_renderbuffer_surface (brw=0x198cc70, rb=0x169ba60, unit=0) at brw_wm_surface_state.c:1109
#7  0x00007fd3fa509cf0 in brw_update_renderbuffer_surfaces (brw=0x198cc70) at brw_wm_surface_state.c:1205
#8  0x00007fd3fa4f3d62 in brw_upload_state (brw=brw@entry=0x198cc70) at brw_state_upload.c:498
#9  0x00007fd3fa4e1657 in brw_try_draw_prims (max_index=23, min_index=1461301176, ib=<optimized out>, nr_prims=<optimized out>, prim=0x7fff5719afa0, arrays=<optimized out>, ctx=0x198cc70) at brw_draw.c:493
#10 brw_draw_prims (ctx=0x198cc70, prim=0x7fff5719afa0, nr_prims=<optimized out>, ib=<optimized out>, index_bounds_valid=<optimized out>, min_index=0, max_index=23, tfb_vertcount=0x0) at brw_draw.c:589
#11 0x00007fd3fa064a14 in vbo_draw_arrays (ctx=0x198cc70, mode=4, start=0, count=24, numInstances=1, baseInstance=<optimized out>) at ../../../src/mesa/vbo/vbo_exec_array.c:645
#12 0x00007fd41623c89d in KWin::GLVertexBufferPrivate::corePainting (this=0x15dfc00, region=..., primitiveMode=4, hardwareClipping=false) at /usr/src/debug/kde-workspace-4.9.97/kwin/libkwineffects/kwinglutils.cpp:1254
#13 0x00007fd41623cdbd in KWin::GLVertexBuffer::render (this=0x18464e0, region=..., primitiveMode=4, hardwareClipping=false) at /usr/src/debug/kde-workspace-4.9.97/kwin/libkwineffects/kwinglutils.cpp:1363
#14 0x00007fd41a4e4abf in renderQuads (hardwareClipping=false, normalized=<optimized out>, tex=<optimized out>, quads=..., region=..., this=<optimized out>) at /usr/src/debug/kde-workspace-4.9.97/kwin/scene_opengl.cpp:1228
#15 KWin::SceneOpenGL::Window::renderQuads (this=<optimized out>, region=..., quads=..., tex=<optimized out>, normalized=<optimized out>, hardwareClipping=false) at /usr/src/debug/kde-workspace-4.9.97/kwin/scene_opengl.cpp:1207
#16 0x00007fd41a4eab38 in KWin::SceneOpenGL::Window::performPaint (this=this@entry=0x1d28030, mask=mask@entry=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/scene_opengl.cpp:969
#17 0x00007fd41a4e37ff in KWin::SceneOpenGL2::performPaintWindow (this=this@entry=0x1187f00, w=w@entry=0x1b626f0, mask=mask@entry=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/scene_opengl.cpp:566
#18 0x00007fd41a4e399d in KWin::SceneOpenGL2::finalDrawWindow (this=0x1187f00, w=w@entry=0x1b626f0, mask=mask@entry=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/scene_opengl.cpp:551
#19 0x00007fd41a4f7605 in KWin::EffectsHandlerImpl::drawWindow (this=0x19b1450, w=w@entry=0x1b626f0, mask=mask@entry=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects.cpp:318
#20 0x00007fd3f874653d in KWin::BlurEffect::drawWindow (this=<optimized out>, w=0x1b626f0, mask=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects/blur/blur.cpp:414
#21 0x00007fd41a4f759b in KWin::EffectsHandlerImpl::drawWindow (this=0x19b1450, w=w@entry=0x1b626f0, mask=mask@entry=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects.cpp:315
#22 0x00007fd418901bba in KWin::Effect::drawWindow (this=<optimized out>, w=0x1b626f0, mask=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/libkwineffects/kwineffects.cpp:529
#23 0x00007fd41a4f759b in KWin::EffectsHandlerImpl::drawWindow (this=0x19b1450, w=w@entry=0x1b626f0, mask=mask@entry=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects.cpp:315
#24 0x00007fd418901bba in KWin::Effect::drawWindow (this=<optimized out>, w=0x1b626f0, mask=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/libkwineffects/kwineffects.cpp:529
#25 0x00007fd41a4f759b in KWin::EffectsHandlerImpl::drawWindow (this=0x19b1450, w=w@entry=0x1b626f0, mask=mask@entry=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects.cpp:315
#26 0x00007fd41a4d6b9a in KWin::Scene::finalPaintWindow (this=<optimized out>, w=0x1b626f0, mask=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/scene.cpp:449
#27 0x00007fd41a4f7887 in KWin::EffectsHandlerImpl::paintWindow (this=0x19b1450, w=w@entry=0x1b626f0, mask=mask@entry=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects.cpp:281
#28 0x00007fd418901cba in KWin::Effect::paintWindow (this=<optimized out>, w=0x1b626f0, mask=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/libkwineffects/kwineffects.cpp:504
#29 0x00007fd41a4f782b in KWin::EffectsHandlerImpl::paintWindow (this=0x19b1450, w=w@entry=0x1b626f0, mask=mask@entry=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects.cpp:278
#30 0x00007fd3f86ff3b1 in KWin::DialogParentEffect::paintWindow (this=<optimized out>, w=0x1b626f0, mask=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects/dialogparent/dialogparent.cpp:64
#31 0x00007fd41a4f782b in KWin::EffectsHandlerImpl::paintWindow (this=0x19b1450, w=w@entry=0x1b626f0, mask=mask@entry=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects.cpp:278
#32 0x00007fd41890eaad in KWin::AnimationEffect::paintWindow (this=<optimized out>, w=0x1b626f0, mask=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/libkwineffects/kwinanimationeffect.cpp:496
#33 0x00007fd41a4f782b in KWin::EffectsHandlerImpl::paintWindow (this=0x19b1450, w=0x1b626f0, mask=mask@entry=9, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects.cpp:278
#34 0x00007fd41a4d975d in KWin::Scene::paintWindow (this=<optimized out>, w=0x1d28030, mask=9, region=..., quads=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/scene.cpp:356
#35 0x00007fd41a4d8a8f in KWin::Scene::paintSimpleScreen (this=this@entry=0x1187f00, orig_mask=orig_mask@entry=8, region=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/scene.cpp:342
#36 0x00007fd41a4d6ade in KWin::Scene::finalPaintScreen (this=0x1187f00, mask=8, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/scene.cpp:186
#37 0x00007fd41a4f7a50 in KWin::EffectsHandlerImpl::paintScreen (this=0x19b1450, mask=mask@entry=8, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects.cpp:254
#38 0x00007fd418901d27 in KWin::Effect::paintScreen (this=this@entry=0x1741c90, mask=mask@entry=8, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/libkwineffects/kwineffects.cpp:489
#39 0x00007fd41a4f79fb in KWin::EffectsHandlerImpl::paintScreen (this=0x19b1450, mask=mask@entry=8, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects.cpp:251
#40 0x00007fd418901d27 in KWin::Effect::paintScreen (this=this@entry=0x1b8a220, mask=mask@entry=8, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/libkwineffects/kwineffects.cpp:489
#41 0x00007fd41a4f79fb in KWin::EffectsHandlerImpl::paintScreen (this=0x19b1450, mask=mask@entry=8, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects.cpp:251
#42 0x00007fd418901d27 in KWin::Effect::paintScreen (this=this@entry=0x16d8470, mask=mask@entry=8, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/libkwineffects/kwineffects.cpp:489
#43 0x00007fd41a4f79fb in KWin::EffectsHandlerImpl::paintScreen (this=0x19b1450, mask=8, region=..., data=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/effects.cpp:251
#44 0x00007fd41a4d7e78 in KWin::Scene::paintScreen (this=0x1187f00, mask=0x7fff5719c204, region=0x7fff5719c2b0) at /usr/src/debug/kde-workspace-4.9.97/kwin/scene.cpp:140
#45 0x00007fd41a4e72fe in KWin::SceneOpenGL::paint (this=0x1187f00, damage=..., toplevels=...) at /usr/src/debug/kde-workspace-4.9.97/kwin/scene_opengl.cpp:308
#46 0x00007fd41a4d225c in KWin::Compositor::performCompositing (this=0x1326840) at /usr/src/debug/kde-workspace-4.9.97/kwin/composite.cpp:610
#47 0x00007fd41553448c in QObject::event (this=0x1326840, e=<optimized out>) at kernel/qobject.cpp:1165
#48 0x00007fd4146ad86c in QApplicationPrivate::notify_helper (this=this@entry=0x11b2b20, receiver=receiver@entry=0x1326840, e=e@entry=0x7fff5719ca90) at kernel/qapplication.cpp:4562
#49 0x00007fd4146b1ceb in QApplication::notify (this=0x7fff5719d0d0, receiver=0x1326840, e=0x7fff5719ca90) at kernel/qapplication.cpp:4423
#50 0x00007fd419c52ca6 in KApplication::notify (this=0x7fff5719d0d0, receiver=0x1326840, event=0x7fff5719ca90) at /usr/src/debug/kdelibs-4.9.97/kdeui/kernel/kapplication.cpp:311
#51 0x00007fd41551fc6e in QCoreApplication::notifyInternal (this=0x7fff5719d0d0, receiver=0x1326840, event=0x7fff5719ca90) at kernel/qcoreapplication.cpp:946
#52 0x00007fd415550a41 in sendEvent (event=0x7fff5719ca90, receiver=<optimized out>) at kernel/qcoreapplication.h:231
#53 QTimerInfoList::activateTimers (this=0x11b3518) at kernel/qeventdispatcher_unix.cpp:637
#54 0x00007fd415551080 in QEventDispatcherUNIX::activateTimers (this=this@entry=0x115ea70) at kernel/qeventdispatcher_unix.cpp:894
#55 0x00007fd4155511d8 in QEventDispatcherUNIX::processEvents (this=0x115ea70, flags=...) at kernel/qeventdispatcher_unix.cpp:956
#56 0x00007fd41474ea3f in QEventDispatcherX11::processEvents (this=0x115ea70, flags=...) at kernel/qeventdispatcher_x11.cpp:152
#57 0x00007fd41551e9bf in QEventLoop::processEvents (this=this@entry=0x7fff5719cde0, flags=...) at kernel/qeventloop.cpp:149
#58 0x00007fd41551ec48 in QEventLoop::exec (this=0x7fff5719cde0, flags=...) at kernel/qeventloop.cpp:204
#59 0x00007fd4155238e8 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#60 0x00007fd41a488f3a in kdemain (argc=1, argv=0x7fff5719d218) at /usr/src/debug/kde-workspace-4.9.97/kwin/main.cpp:537
#61 0x00007fd41a093a15 in __libc_start_main () from /lib64/libc.so.6
#62 0x0000000000400761 in _start () at ../sysdeps/x86_64/start.S:123