Application: kwin_x11 (5.18.3) (Compiled from sources) Qt Version: 5.13.2 Frameworks Version: 5.67.0 Operating System: Linux 5.6.0-0.rc7.git0.2.fc32.x86_64 x86_64 Windowing system: X11 Distribution: Fedora 32 (KDE Plasma) -- Information about the crash: - What I was doing when the application crashed: Just press win key or try to open applications menu manualy. The crash can be reproduced every time. -- Backtrace: Application: KWin (kwin_x11), signal: Segmentation fault Using host libthread_db library "/lib64/libthread_db.so.1". [Current thread is 1 (Thread 0x7f9ab497bdc0 (LWP 1360))] Thread 5 (Thread 0x7f9a971fe700 (LWP 1599)): #0 0x00007f9ab95b7ea2 in pthread_cond_wait@@GLIBC_2.3.2 () from /lib64/libpthread.so.0 #1 0x00007f9ab9aa6d1c in QTWTF::TCMalloc_PageHeap::scavengerThread() () from /lib64/libQt5Script.so.5 #2 0x00007f9ab9aa6d4f in QTWTF::TCMalloc_PageHeap::runScavengerThread(void*) () from /lib64/libQt5Script.so.5 #3 0x00007f9ab95b1432 in start_thread () from /lib64/libpthread.so.0 #4 0x00007f9abb5f0833 in clone () from /lib64/libc.so.6 Thread 4 (Thread 0x7f9a97fff700 (LWP 1525)): #0 0x00007f9abb5e5ace in ppoll () from /lib64/libc.so.6 #1 0x00007f9aba16a1f9 in ppoll (__ss=<optimized out>, __timeout=<optimized out>, __nfds=<optimized out>, __fds=<optimized out>) at /usr/include/bits/poll2.h:77 #2 qt_ppoll (timeout_ts=0x0, nfds=1, fds=0x7f9a90000d68) at kernel/qcore_unix.cpp:132 #3 qt_ppoll (timeout_ts=0x0, nfds=1, fds=0x7f9a90000d68) at kernel/qcore_unix.cpp:129 #4 qt_safe_poll (fds=0x7f9a90000d68, nfds=1, timeout_ts=timeout_ts@entry=0x0) at kernel/qcore_unix.cpp:153 #5 0x00007f9aba16b5c1 in QEventDispatcherUNIX::processEvents (this=<optimized out>, flags=...) at ../../include/QtCore/../../src/corelib/tools/qarraydata.h:211 #6 0x00007f9aba12158b in QEventLoop::exec (this=this@entry=0x7f9a97ffec80, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140 #7 0x00007f9ab9f96597 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120 #8 0x00007f9ab8d37d89 in QQmlThreadPrivate::run() () from /lib64/libQt5Qml.so.5 #9 0x00007f9ab9f97866 in QThreadPrivate::start (arg=0x55933d1f3540) at thread/qthread_unix.cpp:360 #10 0x00007f9ab95b1432 in start_thread () from /lib64/libpthread.so.0 #11 0x00007f9abb5f0833 in clone () from /lib64/libc.so.6 Thread 3 (Thread 0x7f9aa6a1b700 (LWP 1445)): #0 0x00007f9abb5e5ace in ppoll () from /lib64/libc.so.6 #1 0x00007f9aba16a1f9 in ppoll (__ss=<optimized out>, __timeout=<optimized out>, __nfds=<optimized out>, __fds=<optimized out>) at /usr/include/bits/poll2.h:77 #2 qt_ppoll (timeout_ts=0x0, nfds=1, fds=0x7f9a9800f688) at kernel/qcore_unix.cpp:132 #3 qt_ppoll (timeout_ts=0x0, nfds=1, fds=0x7f9a9800f688) at kernel/qcore_unix.cpp:129 #4 qt_safe_poll (fds=0x7f9a9800f688, nfds=1, timeout_ts=timeout_ts@entry=0x0) at kernel/qcore_unix.cpp:153 #5 0x00007f9aba16b5c1 in QEventDispatcherUNIX::processEvents (this=<optimized out>, flags=...) at ../../include/QtCore/../../src/corelib/tools/qarraydata.h:211 #6 0x00007f9aba12158b in QEventLoop::exec (this=this@entry=0x7f9aa6a1ac50, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140 #7 0x00007f9ab9f96597 in QThread::exec (this=<optimized out>) at ../../include/QtCore/../../src/corelib/global/qflags.h:120 #8 0x00007f9abb0614da in QDBusConnectionManager::run (this=0x7f9abb0cf060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at qdbusconnection.cpp:178 #9 0x00007f9ab9f97866 in QThreadPrivate::start (arg=0x7f9abb0cf060 <(anonymous namespace)::Q_QGS__q_manager::innerFunction()::holder>) at thread/qthread_unix.cpp:360 #10 0x00007f9ab95b1432 in start_thread () from /lib64/libpthread.so.0 #11 0x00007f9abb5f0833 in clone () from /lib64/libc.so.6 Thread 2 (Thread 0x7f9aa7706700 (LWP 1437)): #0 0x00007f9abb5e59cf in poll () from /lib64/libc.so.6 #1 0x00007f9ab9eba38a in _xcb_conn_wait () from /lib64/libxcb.so.1 #2 0x00007f9ab9ebc71a in xcb_wait_for_event () from /lib64/libxcb.so.1 #3 0x00007f9aa786cd58 in QXcbEventQueue::run (this=0x55933cfbc470) at qxcbeventqueue.cpp:228 #4 0x00007f9ab9f97866 in QThreadPrivate::start (arg=0x55933cfbc470) at thread/qthread_unix.cpp:360 #5 0x00007f9ab95b1432 in start_thread () from /lib64/libpthread.so.0 #6 0x00007f9abb5f0833 in clone () from /lib64/libc.so.6 Thread 1 (Thread 0x7f9ab497bdc0 (LWP 1360)): [KCrash Handler] #6 0x00007f9ab9c721e9 in KWin::ContrastEffect::uploadRegion (this=this@entry=0x55933d1d3570, map=@0x7ffe4afdc3d8: 0x7f9a94092910, region=...) at /usr/include/qt5/QtCore/qrect.h:269 #7 0x00007f9ab9c722a9 in KWin::ContrastEffect::uploadGeometry (this=this@entry=0x55933d1d3570, vbo=vbo@entry=0x55933d3d8e10, region=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/effects/backgroundcontrast/contrast.cpp:342 #8 0x00007f9ab9c73f3a in KWin::ContrastEffect::doContrast (this=this@entry=0x55933d1d3570, w=<optimized out>, w@entry=0x55933d06b6e0, shape=..., screen=..., opacity=1, screenProjection=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/effects/backgroundcontrast/contrast.cpp:485 #9 0x00007f9ab9c74811 in KWin::ContrastEffect::drawWindow (this=0x55933d1d3570, w=<optimized out>, mask=2, region=..., data=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/effects/backgroundcontrast/contrast.cpp:461 #10 0x00007f9abb2f94a6 in KWin::EffectsHandlerImpl::drawWindow (this=0x55933d4038e0, w=0x55933d06b6e0, mask=<optimized out>, region=..., data=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/effects.cpp:485 #11 0x00007f9ab9be5cd5 in KWin::BlurEffect::drawWindow (this=0x55933d13c580, w=<optimized out>, mask=2, region=..., data=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/effects/blur/blur.cpp:615 #12 0x00007f9abb2f94a6 in KWin::EffectsHandlerImpl::drawWindow (this=0x55933d4038e0, w=0x55933d06b6e0, mask=<optimized out>, region=..., data=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/effects.cpp:485 #13 0x00007f9abb2f9370 in KWin::EffectsHandlerImpl::paintWindow (this=<optimized out>, w=0x55933d06b6e0, mask=2, region=..., data=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/effects.cpp:451 #14 0x00007f9abb2f9317 in KWin::EffectsHandlerImpl::paintWindow (this=0x55933d4038e0, w=0x55933d06b6e0, mask=2, region=..., data=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/effects.cpp:448 #15 0x00007f9abb2f9317 in KWin::EffectsHandlerImpl::paintWindow (this=this@entry=0x55933d4038e0, w=0x55933d06b6e0, mask=mask@entry=2, region=..., data=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/effects.cpp:448 #16 0x00007f9abb36a073 in KWin::Scene::paintWindow (this=this@entry=0x7f9aa0002970, w=0x55933d54cd10, mask=2, region=..., quads=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/scene.cpp:478 #17 0x00007f9abb366ead in KWin::Scene::paintSimpleScreen (this=this@entry=0x7f9aa0002970, orig_mask=orig_mask@entry=0, region=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/libkwineffects/kwineffects.h:2581 #18 0x00007f9aa40da657 in KWin::SceneOpenGL2::paintSimpleScreen (this=this@entry=0x7f9aa0002970, mask=mask@entry=0, region=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/plugins/scenes/opengl/scene_opengl.cpp:1007 #19 0x00007f9abb3694f0 in KWin::Scene::finalPaintScreen (this=this@entry=0x7f9aa0002970, mask=mask@entry=0, region=..., data=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/scene.cpp:199 #20 0x00007f9abb2f912f in KWin::EffectsHandlerImpl::paintScreen (this=<optimized out>, mask=0, region=..., data=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/effects.cpp:408 #21 0x00007f9abb2f90e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x55933d4038e0, mask=0, region=..., data=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/effects.cpp:405 #22 0x00007f9abb2f90e0 in KWin::EffectsHandlerImpl::paintScreen (this=0x55933d4038e0, mask=0, region=..., data=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/effects.cpp:405 #23 0x00007f9abb3691d7 in KWin::Scene::paintScreen (this=this@entry=0x7f9aa0002970, mask=mask@entry=0x7ffe4afdcea8, damage=..., repaint=..., updateRegion=updateRegion@entry=0x7ffe4afdce90, validRegion=validRegion@entry=0x7ffe4afdce98, projection=..., outputGeometry=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/scene.cpp:149 #24 0x00007f9aa40e04df in KWin::SceneOpenGL::paint (this=this@entry=0x7f9aa0002970, damage=..., toplevels=...) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/plugins/scenes/opengl/scene_opengl.h:122 #25 0x00007f9abb2cb1a1 in KWin::Compositor::performCompositing (this=0x7f9a980121a0) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/composite.cpp:693 #26 0x00007f9aba14968f in QObject::event (this=0x7f9a980121a0, e=<optimized out>) at kernel/qobject.cpp:1241 #27 0x00007f9abaa2be76 in QApplicationPrivate::notify_helper (this=<optimized out>, receiver=0x7f9a980121a0, e=0x7ffe4afdd140) at kernel/qapplication.cpp:3703 #28 0x00007f9aba122c10 in QCoreApplication::notifyInternal2 (receiver=0x7f9a980121a0, event=0x7ffe4afdd140) at ../../include/QtCore/../../src/corelib/kernel/qobject.h:143 #29 0x00007f9aba16d293 in QTimerInfoList::activateTimers (this=this@entry=0x55933d054850) at kernel/qtimerinfo_unix.cpp:643 #30 0x00007f9aba16a640 in QEventDispatcherUNIXPrivate::activateTimers (this=this@entry=0x55933d0547b0) at kernel/qeventdispatcher_unix.cpp:249 #31 0x00007f9aba16b6ef in QEventDispatcherUNIX::processEvents (this=<optimized out>, flags=...) at kernel/qeventdispatcher_unix.cpp:514 #32 0x00007f9aa786e162 in QXcbUnixEventDispatcher::processEvents (this=0x55933d026940, flags=...) at qxcbeventdispatcher.cpp:60 #33 0x00007f9aba12158b in QEventLoop::exec (this=this@entry=0x7ffe4afdd2c0, flags=..., flags@entry=...) at ../../include/QtCore/../../src/corelib/global/qflags.h:140 #34 0x00007f9aba129166 in QCoreApplication::exec () at ../../include/QtCore/../../src/corelib/global/qflags.h:120 #35 0x00007f9abb6c2912 in kdemain (argc=<optimized out>, argv=0x7ffe4afdd558) at /usr/src/debug/kwin-5.18.3-1.fc32.x86_64/main_x11.cpp:483 #36 0x00007f9abb516042 in __libc_start_main () from /lib64/libc.so.6 #37 0x000055933ba8a0ae in _start () [Inferior 1 (process 1360) detached] Possible duplicates by query: bug 418068, bug 416498, bug 416472, bug 412911, bug 411409. Reported using DrKonqi
Please can I have output of qdbus org.kde.KWin /KWin supportInformation
No problem (sorry, there is russian language). Output: https://pastebin.com/1qeKGAx1
Duplicate of bug 372305, but pasting attachment from comment 2 inline in case it is needed to investigate. Version ======= KWin version: 5.18.3 Qt Version: 5.13.2 Qt compile version: 5.13.2 XCB compile version: 1.13.1 Operation Mode: X11 only Build Options ============= KWIN_BUILD_DECORATIONS: yes KWIN_BUILD_TABBOX: yes KWIN_BUILD_ACTIVITIES: yes HAVE_DRM: yes HAVE_GBM: yes HAVE_EGL_STREAMS: yes HAVE_X11_XCB: yes HAVE_EPOXY_GLX: yes HAVE_WAYLAND_EGL: yes X11 === Vendor: Fedora Project Vendor Release: 12007000 Protocol Version/Revision: 11/0 SHAPE: yes; Version: 0x11 RANDR: yes; Version: 0x14 DAMAGE: yes; Version: 0x11 Composite: yes; Version: 0x4 RENDER: yes; Version: 0xb XFIXES: yes; Version: 0x50 SYNC: yes; Version: 0x31 GLX: yes; Version: 0x0 Decoration ========== Plugin: org.kde.breeze Theme: Plugin recommends border size: None Blur: 0 onAllDesktopsAvailable: false alphaChannelSupported: true closeOnDoubleClickOnMenu: false decorationButtonsLeft: 0, 2 decorationButtonsRight: 6, 3, 4, 5 borderSize: 0 gridUnit: 10 font: Noto Sans,10,-1,0,50,0,0,0,0,0,Regular smallSpacing: 2 largeSpacing: 10 Platform ========== Name: KWin::X11StandalonePlatform Options ======= focusPolicy: 0 nextFocusPrefersMouse: false clickRaise: true autoRaise: false autoRaiseInterval: 0 delayFocusInterval: 0 shadeHover: false shadeHoverInterval: 250 separateScreenFocus: false placement: 4 focusPolicyIsReasonable: true borderSnapZone: 10 windowSnapZone: 10 centerSnapZone: 0 snapOnlyWhenOverlapping: false rollOverDesktops: true focusStealingPreventionLevel: 1 operationTitlebarDblClick: 5000 operationMaxButtonLeftClick: 5000 operationMaxButtonMiddleClick: 5015 operationMaxButtonRightClick: 5014 commandActiveTitlebar1: 0 commandActiveTitlebar2: 28 commandActiveTitlebar3: 2 commandInactiveTitlebar1: 4 commandInactiveTitlebar2: 28 commandInactiveTitlebar3: 2 commandWindow1: 7 commandWindow2: 8 commandWindow3: 8 commandWindowWheel: 28 commandAll1: 10 commandAll2: 3 commandAll3: 14 keyCmdAllModKey: 16777251 showGeometryTip: false condensedTitle: false electricBorderMaximize: true electricBorderTiling: true electricBorderCornerRatio: 0.25 borderlessMaximizedWindows: false killPingTimeout: 5000 hideUtilityWindowsForInactive: true compositingMode: 1 useCompositing: true hiddenPreviews: 1 glSmoothScale: 1 xrenderSmoothScale: false maxFpsInterval: 16666666 refreshRate: 0 vBlankTime: 6000000 glStrictBinding: false glStrictBindingFollowsDriver: true glCoreProfile: true glPreferBufferSwap: 0 glPlatformInterface: 1 windowsBlockCompositing: true Screen Edges ============ desktopSwitching: false desktopSwitchingMovingClients: false cursorPushBackDistance: 1x1 timeThreshold: 150 reActivateThreshold: 350 actionTopLeft: 0 actionTop: 0 actionTopRight: 0 actionRight: 0 actionBottomRight: 0 actionBottom: 0 actionBottomLeft: 0 actionLeft: 0 Screens ======= Multi-Head: no Active screen follows mouse: no Number of Screens: 1 Screen 0: --------- Name: VGA-0 Geometry: 0,0,1920x1080 Scale: 1 Refresh Rate: 60 Compositing =========== Compositing is active Compositing Type: OpenGL OpenGL vendor string: NVIDIA Corporation OpenGL renderer string: GeForce GT 630/PCIe/SSE2 OpenGL version string: 3.1.0 NVIDIA 440.64 OpenGL platform interface: GLX OpenGL shading language version string: 1.40 NVIDIA via Cg compiler Driver: NVIDIA Driver version: 440.64 GPU class: Unknown OpenGL version: 3.1 GLSL version: 1.40 Linux kernel version: 5.6 Direct rendering: Requires strict binding: no GLSL shaders: yes Texture NPOT support: yes Virtual Machine: no OpenGL 2 Shaders are used Painting blocks for vertical retrace: no Loaded Effects: --------------- kwin4_effect_squash kwin4_effect_translucency kwin4_effect_dialogparent kwin4_effect_fadingpopups kwin4_effect_sessionquit kwin4_effect_windowaperture kwin4_effect_logout kwin4_effect_fade kwin4_effect_login kwin4_effect_maximize kwin4_effect_morphingpopups kwin4_effect_frozenapp zoom slidingpopups slide screenshot desktopgrid colorpicker presentwindows highlightwindow blur contrast startupfeedback screenedge kscreen Currently Active Effects: ------------------------- blur contrast Effect Settings: ---------------- kwin4_effect_squash: isActiveFullScreenEffect: false kwin4_effect_translucency: isActiveFullScreenEffect: false kwin4_effect_dialogparent: isActiveFullScreenEffect: false kwin4_effect_fadingpopups: isActiveFullScreenEffect: false kwin4_effect_sessionquit: isActiveFullScreenEffect: false kwin4_effect_windowaperture: isActiveFullScreenEffect: false kwin4_effect_logout: isActiveFullScreenEffect: false kwin4_effect_fade: isActiveFullScreenEffect: false kwin4_effect_login: isActiveFullScreenEffect: false kwin4_effect_maximize: isActiveFullScreenEffect: false kwin4_effect_morphingpopups: isActiveFullScreenEffect: false kwin4_effect_frozenapp: isActiveFullScreenEffect: false zoom: zoomFactor: 1.2 mousePointer: 0 mouseTracking: 0 enableFocusTracking: false followFocus: true focusDelay: 350 moveFactor: 20 targetZoom: 1 slidingpopups: slideInDuration: 150 slideOutDuration: 250 slide: duration: 500 horizontalGap: 45 verticalGap: 20 slideDocks: false slideBackground: true screenshot: desktopgrid: zoomDuration: 300 border: 10 desktopNameAlignment: 0 layoutMode: 0 customLayoutRows: 2 usePresentWindows: true colorpicker: presentwindows: layoutMode: 0 showCaptions: true showIcons: true doNotCloseWindows: false ignoreMinimized: false accuracy: 20 fillGaps: true fadeDuration: 150 showPanel: false leftButtonWindow: 1 rightButtonWindow: 2 middleButtonWindow: 0 leftButtonDesktop: 2 middleButtonDesktop: 0 rightButtonDesktop: 0 highlightwindow: blur: contrast: startupfeedback: type: 1 screenedge: kscreen:
*** This bug has been marked as a duplicate of bug 372305 ***