Application: plasmashell (5.4.1) Qt Version: 5.4.2 Operating System: Linux 4.2.0-10-generic i686 Distribution: Ubuntu Wily Werewolf (development branch) -- Information about the crash: - What I was doing when the application crashed: I just logged in and I clicked the browers fastly and it crashed -- Backtrace: Application: Plasma (plasmashell), signal: Segmentation fault Using host libthread_db library "/lib/i386-linux-gnu/libthread_db.so.1". [Current thread is 1 (Thread 0xb1ca0780 (LWP 1551))] Thread 8 (Thread 0xb1898b40 (LWP 1557)): #0 0xb77bebe8 in __kernel_vsyscall () #1 0xb4ebf3db in poll () at ../sysdeps/unix/syscall-template.S:81 #2 0xb717c3ad in ?? () from /usr/lib/i386-linux-gnu/libxcb.so.1 #3 0xb717e3fb in xcb_wait_for_event () from /usr/lib/i386-linux-gnu/libxcb.so.1 #4 0xb19f2133 in ?? () from /usr/lib/i386-linux-gnu/qt5/plugins/platforms/libqxcb.so #5 0xb519b60b in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #6 0xb4d771aa in start_thread (arg=0xb1898b40) at pthread_create.c:333 #7 0xb4ec9fde in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:122 Thread 7 (Thread 0xb0349b40 (LWP 1578)): #0 0xb77be6b4 in ?? () #1 0xb77be985 in __vdso_clock_gettime () #2 0xb4ed7740 in __GI___clock_gettime (clock_id=1, tp=0xb0348fa4) at ../sysdeps/unix/clock_gettime.c:115 #3 0xb5238338 in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #4 0xb53c7c12 in QTimerInfoList::updateCurrentTime() () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #5 0xb53c8124 in QTimerInfoList::timerWait(timespec&) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #6 0xb53c9709 in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #7 0xb457f42b in g_main_context_prepare () from /lib/i386-linux-gnu/libglib-2.0.so.0 #8 0xb457fe74 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #9 0xb45800a4 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 #10 0xb53ca354 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #11 0xb536ce23 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #12 0xb536d272 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #13 0xb51961ed in QThread::exec() () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #14 0xb694d3bf in ?? () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5 #15 0xb519b60b in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #16 0xb4d771aa in start_thread (arg=0xb0349b40) at pthread_create.c:333 #17 0xb4ec9fde in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:122 Thread 6 (Thread 0xad149b40 (LWP 1589)): #0 __libc_disable_asynccancel (oldtype=2) at ../nptl/cancellation.c:82 #1 0xb4ebf3e4 in poll () at ../sysdeps/unix/syscall-template.S:81 #2 0xb458ea00 in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0 #3 0xb457ff6c in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #4 0xb45800a4 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 #5 0xb53ca354 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #6 0xb536ce23 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #7 0xb536d272 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #8 0xb51961ed in QThread::exec() () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #9 0xb694d3bf in ?? () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5 #10 0xb519b60b in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #11 0xb4d771aa in start_thread (arg=0xad149b40) at pthread_create.c:333 #12 0xb4ec9fde in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:122 Thread 5 (Thread 0xab624b40 (LWP 1594)): #0 0xb4ebf3df in poll () at ../sysdeps/unix/syscall-template.S:81 #1 0xb458ea00 in g_poll () from /lib/i386-linux-gnu/libglib-2.0.so.0 #2 0xb457ff6c in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #3 0xb45800a4 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 #4 0xb53ca354 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #5 0xb536ce23 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #6 0xb536d272 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #7 0xb51961ed in QThread::exec() () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #8 0xb694d3bf in ?? () from /usr/lib/i386-linux-gnu/libQt5Qml.so.5 #9 0xb519b60b in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #10 0xb4d771aa in start_thread (arg=0xab624b40) at pthread_create.c:333 #11 0xb4ec9fde in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:122 Thread 4 (Thread 0xaa541b40 (LWP 1597)): #0 0xb77bebe8 in __kernel_vsyscall () #1 0xb4d7c25c in pthread_cond_wait@@GLIBC_2.3.2 () at ../sysdeps/unix/sysv/linux/i386/i686/../i486/pthread_cond_wait.S:187 #2 0xb4ed6cf6 in __pthread_cond_wait (cond=0xb772c8d0, mutex=0xb772c8b8) at forward.c:149 #3 0xb75f42fc in ?? () from /usr/lib/i386-linux-gnu/libQt5Script.so.5 #4 0xb75f433c in ?? () from /usr/lib/i386-linux-gnu/libQt5Script.so.5 #5 0xb4d771aa in start_thread (arg=0xaa541b40) at pthread_create.c:333 #6 0xb4ec9fde in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:122 Thread 3 (Thread 0xa8e5eb40 (LWP 1620)): #0 0xb77bebe8 in __kernel_vsyscall () #1 0xb4eb975b in read () at ../sysdeps/unix/syscall-template.S:81 #2 0xb45c53e5 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #3 0xb457f9fa in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0 #4 0xb457ff01 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #5 0xb45800a4 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 #6 0xb53ca354 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #7 0xb536ce23 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #8 0xb536d272 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #9 0xb51961ed in QThread::exec() () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #10 0xb6d1e9c9 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5 #11 0xb519b60b in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #12 0xb4d771aa in start_thread (arg=0xa8e5eb40) at pthread_create.c:333 #13 0xb4ec9fde in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:122 Thread 2 (Thread 0xa0cc3b40 (LWP 1785)): #0 0xb77be776 in __vdso_clock_gettime () #1 0xb4ed7740 in __GI___clock_gettime (clock_id=1, tp=0xa0cc2fb4) at ../sysdeps/unix/clock_gettime.c:115 #2 0xb5238338 in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #3 0xb53c7c12 in QTimerInfoList::updateCurrentTime() () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #4 0xb53c9b4c in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #5 0xb457f92a in g_main_context_check () from /lib/i386-linux-gnu/libglib-2.0.so.0 #6 0xb457ff01 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #7 0xb45800a4 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 #8 0xb53ca354 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #9 0xb536ce23 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #10 0xb536d272 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #11 0xb51961ed in QThread::exec() () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #12 0xa11a8900 in KCupsConnection::run() () from /usr/lib/i386-linux-gnu/libkcupslib.so #13 0xb519b60b in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #14 0xb4d771aa in start_thread (arg=0xa0cc3b40) at pthread_create.c:333 #15 0xb4ec9fde in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:122 Thread 1 (Thread 0xb1ca0780 (LWP 1551)): [KCrash Handler] #7 intel_miptree_used_for_rendering (mt=0x0) at ../../../../../../../src/mesa/drivers/dri/i965/intel_mipmap_tree.h:721 #8 brw_update_renderbuffer_surface (brw=0x8efa5c4, rb=0x9975f30, layered=false, unit=0, surf_index=0) at ../../../../../../../src/mesa/drivers/dri/i965/brw_wm_surface_state.c:663 #9 0xaecce959 in brw_update_renderbuffer_surfaces (brw=0x8efa5c4, fb=0x9976338, render_target_start=0, surf_offset=0x8f1ad88) at ../../../../../../../src/mesa/drivers/dri/i965/brw_wm_surface_state.c:749 #10 0xaecce9c4 in update_renderbuffer_surfaces (brw=0x8efa5c4) at ../../../../../../../src/mesa/drivers/dri/i965/brw_wm_surface_state.c:773 #11 0xaeca77e3 in check_and_emit_atom (atom=0x8f1b2d8, state=<synthetic pointer>, brw=0x8efa5c4) at ../../../../../../../src/mesa/drivers/dri/i965/brw_state_upload.c:650 #12 brw_upload_pipeline_state (pipeline=BRW_RENDER_PIPELINE, brw=0x8efa5c4) at ../../../../../../../src/mesa/drivers/dri/i965/brw_state_upload.c:750 #13 brw_upload_render_state (brw=0x8efa5c4) at ../../../../../../../src/mesa/drivers/dri/i965/brw_state_upload.c:772 #14 0xaec2341c in brw_try_draw_prims (indirect=<optimized out>, max_index=<optimized out>, min_index=<optimized out>, ib=<optimized out>, nr_prims=<optimized out>, prims=<optimized out>, arrays=<optimized out>, ctx=0x8efa5c4) at ../../../../../../../src/mesa/drivers/dri/i965/brw_draw.c:517 #15 brw_draw_prims (ctx=0x8efa5c4, prims=0xbff589e4, nr_prims=1, ib=0x0, index_bounds_valid=1 '\001', min_index=0, max_index=3, unused_tfb_object=0x0, indirect=0x0) at ../../../../../../../src/mesa/drivers/dri/i965/brw_draw.c:605 #16 0xaea580b4 in vbo_draw_arrays (ctx=0x8efa5c4, mode=6, start=0, start@entry=-552184576, count=4, numInstances=1, baseInstance=0) at ../../../../src/mesa/vbo/vbo_exec_array.c:635 #17 0xaea58330 in vbo_exec_DrawArrays (mode=4, start=1, count=0) at ../../../../src/mesa/vbo/vbo_exec_array.c:797 #18 0xaea59775 in _mesa_DrawArrays (mode=4, first=1, count=0) at ../../../../src/mesa/vbo/vbo_exec_array.c:1851 #19 0xaeade3c8 in meta_clear (ctx=ctx@entry=0x8efa5c4, buffers=buffers@entry=50, glsl=glsl@entry=true) at ../../../../src/mesa/drivers/common/meta.c:1812 #20 0xaeade892 in _mesa_meta_glsl_Clear (ctx=0x8efa5c4, buffers=50) at ../../../../src/mesa/drivers/common/meta.c:1500 #21 0xaec0e7bf in brw_clear (ctx=0x8efa5c4, mask=0) at ../../../../../../../src/mesa/drivers/dri/i965/brw_clear.c:263 #22 0xae92ac48 in _mesa_Clear (mask=17664) at ../../../../src/mesa/main/clear.c:224 #23 0xb6d6205b in QSGBindable::clear(QFlags<QSGAbstractRenderer::ClearModeBit>) const () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5 #24 0xb6d52efc in QSGBatchRenderer::Renderer::renderBatches() () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5 #25 0xb6d57649 in QSGBatchRenderer::Renderer::render() () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5 #26 0xb6d626b3 in QSGRenderer::renderScene(QSGBindable const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5 #27 0xb6d62c30 in QSGRenderer::renderScene(unsigned int) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5 #28 0xb6d724e9 in QSGRenderContext::renderNextFrame(QSGRenderer*, unsigned int) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5 #29 0xb6dc0975 in QQuickWindowPrivate::renderSceneGraph(QSize const&) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5 #30 0xb6d8e5ea in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5 #31 0xb6d8f308 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5 #32 0xb5cd9daa in QApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/i386-linux-gnu/libQt5Widgets.so.5 #33 0xb5cdf67f in QApplication::notify(QObject*, QEvent*) () from /usr/lib/i386-linux-gnu/libQt5Widgets.so.5 #34 0xb536fc6f in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #35 0xb53c905b in QTimerInfoList::activateTimers() () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #36 0xb53c966c in ?? () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #37 0xb457fd39 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0 #38 0xb457ffd9 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0 #39 0xb45800a4 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0 #40 0xb53ca333 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #41 0xb1a21bb1 in ?? () from /usr/lib/i386-linux-gnu/qt5/plugins/platforms/libqxcb.so #42 0xb536ce23 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #43 0xb536d272 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #44 0xb5375355 in QCoreApplication::exec() () from /usr/lib/i386-linux-gnu/sse2/libQt5Core.so.5 #45 0xb567bd21 in QGuiApplication::exec() () from /usr/lib/i386-linux-gnu/sse2/libQt5Gui.so.5 #46 0xb5cd5cb4 in QApplication::exec() () from /usr/lib/i386-linux-gnu/libQt5Widgets.so.5 #47 0x0807206c in main (argc=2, argv=0xbff596d4) at ../../shell/main.cpp:176 Possible duplicates by query: bug 353007, bug 349794. Reported using DrKonqi
#21 0xaec0e7bf in brw_clear (ctx=0x8efa5c4, mask=0) at ../../../../../../../src/mesa/drivers/dri/i965/brw_clear.c:263 This is crashing in your graphic driver which we can't do much about. Please upgrade/downgrade your version of mesa. See information (including a workaround) in the linked report *** This bug has been marked as a duplicate of bug 349519 ***