Application: kwin (4.10.1)
KDE Platform Version: 4.10.1
Qt Version: 4.8.4
Operating System: Linux 3.8.5-201.fc18.x86_64 x86_64
Distribution: "Fedora release 18 (Spherical Cow)"

-- Information about the crash:
- What I was doing when the application crashed:
System idle, or when logging in from GDM

- Unusual behavior I noticed:
Default panel transparency broken

The crash can be reproduced sometimes.

-- Backtrace:
Application: KWin (kwin), signal: Bus error
Using host libthread_db library "/lib64/libthread_db.so.1".
81	T_PSEUDO (SYSCALL_SYMBOL, SYSCALL_NAME, SYSCALL_NARGS)
[Current thread is 1 (Thread 0x7fd403c41880 (LWP 2114))]

Thread 3 (Thread 0x7fd3cd9a1700 (LWP 2142)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:165
#1  0x00007fd3cf790c2b in pipe_semaphore_wait (sema=0x23f4d10) at ../../../../../src/gallium/auxiliary/os/os_thread.h:433
#2  radeon_drm_cs_emit_ioctl (param=0x23f4b30) at radeon_drm_winsys.c:518
#3  0x00007fd3fe073d15 in start_thread (arg=0x7fd3cd9a1700) at pthread_create.c:308
#4  0x00007fd3fc01148d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 2 (Thread 0x7fd3bed7b700 (LWP 2143)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:165
#1  0x00007fd3fff338c7 in QTWTF::TCMalloc_PageHeap::scavengerThread (this=0x7fd400241660 <QTWTF::pageheap_memory>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:2359
#2  0x00007fd3fff338f9 in QTWTF::TCMalloc_PageHeap::runScavengerThread (context=<optimized out>) at ../3rdparty/javascriptcore/JavaScriptCore/wtf/FastMalloc.cpp:1464
#3  0x00007fd3fe073d15 in start_thread (arg=0x7fd3bed7b700) at pthread_create.c:308
#4  0x00007fd3fc01148d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:114

Thread 1 (Thread 0x7fd403c41880 (LWP 2114)):
[KCrash Handler]
#6  __memset_sse2 () at ../sysdeps/x86_64/memset.S:873
#7  0x00007fd3cf77aff2 in memset (__len=<optimized out>, __ch=204, __dest=<optimized out>) at /usr/include/bits/string3.h:84
#8  r600_texture_create_object (screen=screen@entry=0x23f5090, base=base@entry=0x7fff5ba0fb20, pitch_in_bytes_override=pitch_in_bytes_override@entry=0, buf=buf@entry=0x0, surface=surface@entry=0x7fff5ba0ee20) at r600_texture.c:509
#9  0x00007fd3cf77b2c7 in r600_texture_create (screen=0x23f5090, templ=0x7fff5ba0fb20) at r600_texture.c:601
#10 0x00007fd3cf78da25 in dri2_drawable_process_buffers (att_count=1, atts=0x7fff5ba0fc00, buffer_count=1, buffers=0x284a060, drawable=0x284a100) at dri2.c:254
#11 dri2_allocate_textures (drawable=0x284a100, statts=0x7fff5ba0fc00, statts_count=1) at dri2.c:404
#12 0x00007fd3cf78c595 in dri_st_framebuffer_validate (stfbi=<optimized out>, statts=0x7fff5ba0fc00, count=1, out=0x0) at dri_drawable.c:81
#13 0x00007fd3cf78c7ce in dri_drawable_validate_att (statt=ST_ATTACHMENT_FRONT_LEFT, drawable=0x284a100) at dri_drawable.c:206
#14 dri_set_tex_buffer2 (pDRICtx=<optimized out>, target=3553, format=8409, dPriv=<optimized out>) at dri_drawable.c:220
#15 0x00007fd40380f3c3 in loadTexture (depth=24, size=..., pix=<optimized out>, this=0x285c4f0) at /usr/src/debug/kde-workspace-4.10.1/kwin/glxbackend.cpp:716
#16 KWin::GlxTexture::loadTexture (this=0x285c4f0, pix=<optimized out>, size=..., depth=24) at /usr/src/debug/kde-workspace-4.10.1/kwin/glxbackend.cpp:658
#17 0x00007fd4038070d5 in KWin::SceneOpenGL::Window::bindTexture (this=0x2594f20) at /usr/src/debug/kde-workspace-4.10.1/kwin/scene_opengl.cpp:822
#18 0x00007fd40380da8e in KWin::SceneOpenGL::Window::performPaint (this=this@entry=0x2594f20, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/scene_opengl.cpp:931
#19 0x00007fd40380649f in KWin::SceneOpenGL2::performPaintWindow (this=this@entry=0x248bc70, w=w@entry=0x2630100, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/scene_opengl.cpp:566
#20 0x00007fd40380663d in KWin::SceneOpenGL2::finalDrawWindow (this=0x248bc70, w=w@entry=0x2630100, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/scene_opengl.cpp:551
#21 0x00007fd40381a3a5 in KWin::EffectsHandlerImpl::drawWindow (this=0x264de30, w=w@entry=0x2630100, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/effects.cpp:318
#22 0x00007fd3bedec80d in KWin::BlurEffect::drawWindow (this=<optimized out>, w=0x2630100, mask=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/effects/blur/blur.cpp:414
#23 0x00007fd40381a33b in KWin::EffectsHandlerImpl::drawWindow (this=0x264de30, w=w@entry=0x2630100, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/effects.cpp:315
#24 0x00007fd3ff52a63a in KWin::Effect::drawWindow (this=<optimized out>, w=0x2630100, mask=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/libkwineffects/kwineffects.cpp:529
#25 0x00007fd40381a33b in KWin::EffectsHandlerImpl::drawWindow (this=0x264de30, w=w@entry=0x2630100, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/effects.cpp:315
#26 0x00007fd4037f985a in KWin::Scene::finalPaintWindow (this=<optimized out>, w=0x2630100, mask=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/scene.cpp:449
#27 0x00007fd40381a627 in KWin::EffectsHandlerImpl::paintWindow (this=0x264de30, w=w@entry=0x2630100, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/effects.cpp:281
#28 0x00007fd3ff52a73a in KWin::Effect::paintWindow (this=<optimized out>, w=0x2630100, mask=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/libkwineffects/kwineffects.cpp:504
#29 0x00007fd40381a5cb in KWin::EffectsHandlerImpl::paintWindow (this=0x264de30, w=w@entry=0x2630100, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/effects.cpp:278
#30 0x00007fd3bedcc2f9 in KWin::DimInactiveEffect::paintWindow (this=<optimized out>, w=0x2630100, mask=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/effects/diminactive/diminactive.cpp:83
#31 0x00007fd40381a5cb in KWin::EffectsHandlerImpl::paintWindow (this=0x264de30, w=0x2630100, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/effects.cpp:278
#32 0x00007fd4037fc41d in KWin::Scene::paintWindow (this=<optimized out>, w=0x2594f20, mask=1, region=..., quads=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/scene.cpp:356
#33 0x00007fd4037fb74f in KWin::Scene::paintSimpleScreen (this=this@entry=0x248bc70, orig_mask=orig_mask@entry=0, region=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/scene.cpp:342
#34 0x00007fd4037f979e in KWin::Scene::finalPaintScreen (this=0x248bc70, mask=0, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/scene.cpp:186
#35 0x00007fd40381a7f0 in KWin::EffectsHandlerImpl::paintScreen (this=0x264de30, mask=mask@entry=0, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/effects.cpp:254
#36 0x00007fd3ff52a7a7 in KWin::Effect::paintScreen (this=this@entry=0x23dac70, mask=mask@entry=0, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/libkwineffects/kwineffects.cpp:489
#37 0x00007fd40381a79b in KWin::EffectsHandlerImpl::paintScreen (this=0x264de30, mask=mask@entry=0, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/effects.cpp:251
#38 0x00007fd3ff52a7a7 in KWin::Effect::paintScreen (this=this@entry=0x23d9cd0, mask=mask@entry=0, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/libkwineffects/kwineffects.cpp:489
#39 0x00007fd40381a79b in KWin::EffectsHandlerImpl::paintScreen (this=0x264de30, mask=0, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/effects.cpp:251
#40 0x00007fd4037fab38 in KWin::Scene::paintScreen (this=0x248bc70, mask=0x7fff5ba10ba4, region=0x7fff5ba10c50) at /usr/src/debug/kde-workspace-4.10.1/kwin/scene.cpp:140
#41 0x00007fd403809f9e in KWin::SceneOpenGL::paint (this=0x248bc70, damage=..., toplevels=...) at /usr/src/debug/kde-workspace-4.10.1/kwin/scene_opengl.cpp:308
#42 0x00007fd4037f4f5c in KWin::Compositor::performCompositing (this=0x220b170) at /usr/src/debug/kde-workspace-4.10.1/kwin/composite.cpp:610
#43 0x00007fd3fe4141fc in QObject::event (this=0x220b170, e=<optimized out>) at kernel/qobject.cpp:1156
#44 0x00007fd3fd5945cc in QApplicationPrivate::notify_helper (this=this@entry=0x20d8230, receiver=receiver@entry=0x220b170, e=e@entry=0x7fff5ba11380) at kernel/qapplication.cpp:4562
#45 0x00007fd3fd598a4a in QApplication::notify (this=0x7fff5ba119c0, receiver=0x220b170, e=0x7fff5ba11380) at kernel/qapplication.cpp:4423
#46 0x00007fd3ff0f23c6 in KApplication::notify (this=0x7fff5ba119c0, receiver=0x220b170, event=0x7fff5ba11380) at /usr/src/debug/kdelibs-4.10.1/kdeui/kernel/kapplication.cpp:311
#47 0x00007fd3fe3ffabe in QCoreApplication::notifyInternal (this=0x7fff5ba119c0, receiver=0x220b170, event=0x7fff5ba11380) at kernel/qcoreapplication.cpp:946
#48 0x00007fd3fe430972 in sendEvent (event=0x7fff5ba11380, receiver=<optimized out>) at kernel/qcoreapplication.h:231
#49 QTimerInfoList::activateTimers (this=0x20d8c28) at kernel/qeventdispatcher_unix.cpp:622
#50 0x00007fd3fe4309d0 in QEventDispatcherUNIX::activateTimers (this=this@entry=0x2077cc0) at kernel/qeventdispatcher_unix.cpp:879
#51 0x00007fd3fe430b28 in QEventDispatcherUNIX::processEvents (this=0x2077cc0, flags=...) at kernel/qeventdispatcher_unix.cpp:941
#52 0x00007fd3fd63555f in QEventDispatcherX11::processEvents (this=0x2077cc0, flags=...) at kernel/qeventdispatcher_x11.cpp:152
#53 0x00007fd3fe3fe80f in QEventLoop::processEvents (this=this@entry=0x7fff5ba116d0, flags=...) at kernel/qeventloop.cpp:149
#54 0x00007fd3fe3fea98 in QEventLoop::exec (this=0x7fff5ba116d0, flags=...) at kernel/qeventloop.cpp:204
#55 0x00007fd3fe403888 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#56 0x00007fd4037abd6a in kdemain (argc=3, argv=0x7fff5ba11b08) at /usr/src/debug/kde-workspace-4.10.1/kwin/main.cpp:537
#57 0x00007fd3fbf40a05 in __libc_start_main (main=0x400960 <main(int, char**)>, argc=3, ubp_av=0x7fff5ba11b08, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff5ba11af8) at libc-start.c:225
#58 0x0000000000400991 in _start ()

This bug may be a duplicate of or related to bug 315089.

Possible duplicates by query: bug 316949, bug 316393, bug 315089.

Reported using DrKonqi