Application: kwin (4.10.2)
KDE Platform Version: 4.10.2
Qt Version: 4.8.4
Operating System: Linux 3.8.0-19-generic x86_64
Distribution: Ubuntu 13.04

-- Information about the crash:
- What I was doing when the application crashed: Starting the machine. Crash occurred after log in. I use two monitors. Display 2 was corrupted for a moment and then Kwin crashed.

The crash can be reproduced every time.

-- Backtrace:
Application: KWin (kwin), signal: Bus error
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[Current thread is 1 (Thread 0x7f81aa7667c0 (LWP 2677))]

Thread 3 (Thread 0x7f817dab4700 (LWP 2689)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f817fdce18b in pipe_semaphore_wait (sema=0xbcdda0) at ../../../../../../../src/gallium/auxiliary/os/os_thread.h:433
#2  radeon_drm_cs_emit_ioctl (param=0xbcdbc0) at radeon_drm_winsys.c:518
#3  0x00007f819dbabf8e in start_thread (arg=0x7f817dab4700) at pthread_create.c:311
#4  0x00007f81a9f85e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 2 (Thread 0x7f8177c64700 (LWP 2693)):
#0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:185
#1  0x00007f81a6875e77 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#2  0x00007f81a6875ea9 in ?? () from /usr/lib/x86_64-linux-gnu/libQtScript.so.4
#3  0x00007f819dbabf8e in start_thread (arg=0x7f8177c64700) at pthread_create.c:311
#4  0x00007f81a9f85e1d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:113

Thread 1 (Thread 0x7f81aa7667c0 (LWP 2677)):
[KCrash Handler]
#6  __memset_sse2 () at ../sysdeps/x86_64/multiarch/../memset.S:873
#7  0x00007f817fdb8573 in memset (__len=<optimized out>, __ch=204, __dest=<optimized out>) at /usr/include/x86_64-linux-gnu/bits/string3.h:84
#8  r600_texture_create_object (screen=screen@entry=0xbce0d0, base=base@entry=0x7ffff8a1c0a0, pitch_in_bytes_override=pitch_in_bytes_override@entry=0, buf=buf@entry=0x0, surface=surface@entry=0x7ffff8a1b3a0) at r600_texture.c:509
#9  0x00007f817fdb8857 in r600_texture_create (screen=0xbce0d0, templ=0x7ffff8a1c0a0) at r600_texture.c:601
#10 0x00007f817fdcaf85 in dri2_drawable_process_buffers (att_count=1, atts=0x7ffff8a1c180, buffer_count=1, buffers=0xff9400, drawable=0xff94a0) at dri2.c:254
#11 dri2_allocate_textures (drawable=0xff94a0, statts=0x7ffff8a1c180, statts_count=1) at dri2.c:404
#12 0x00007f817fdc9af5 in dri_st_framebuffer_validate (stfbi=<optimized out>, statts=0x7ffff8a1c180, count=1, out=0x0) at dri_drawable.c:81
#13 0x00007f817fdc9d2e in dri_drawable_validate_att (drawable=0xff94a0, statt=<optimized out>) 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 0x00007f81aa320127 in loadTexture (depth=24, size=..., pix=<optimized out>, this=0xff8f60) at ../../kwin/glxbackend.cpp:716
#16 KWin::GlxTexture::loadTexture (this=0xff8f60, pix=<optimized out>, size=..., depth=24) at ../../kwin/glxbackend.cpp:658
#17 0x00007f81aa319bb5 in KWin::SceneOpenGL::Window::bindTexture (this=this@entry=0xfe7ca0) at ../../kwin/scene_opengl.cpp:822
#18 0x00007f81aa31a24c in KWin::SceneOpenGL::Window::performPaint (this=this@entry=0xfe7ca0, mask=mask@entry=9, region=..., data=...) at ../../kwin/scene_opengl.cpp:931
#19 0x00007f81aa31dfbf in KWin::SceneOpenGL2::performPaintWindow (this=this@entry=0xc619c0, w=w@entry=0xf1a480, mask=mask@entry=9, region=..., data=...) at ../../kwin/scene_opengl.cpp:566
#20 0x00007f81aa31e15d in KWin::SceneOpenGL2::finalDrawWindow (this=0xc619c0, w=w@entry=0xf1a480, mask=mask@entry=9, region=..., data=...) at ../../kwin/scene_opengl.cpp:551
#21 0x00007f81aa32a7b5 in KWin::EffectsHandlerImpl::drawWindow (this=0xc62bc0, w=w@entry=0xf1a480, mask=mask@entry=9, region=..., data=...) at ../../kwin/effects.cpp:318
#22 0x00007f8177cd594d in KWin::BlurEffect::drawWindow (this=<optimized out>, w=0xf1a480, mask=9, region=..., data=...) at ../../../kwin/effects/blur/blur.cpp:419
#23 0x00007f81aa32a74b in KWin::EffectsHandlerImpl::drawWindow (this=0xc62bc0, w=w@entry=0xf1a480, mask=mask@entry=9, region=..., data=...) at ../../kwin/effects.cpp:315
#24 0x00007f81aa309e0a in KWin::Scene::finalPaintWindow (this=<optimized out>, w=w@entry=0xf1a480, mask=mask@entry=9, region=..., data=...) at ../../kwin/scene.cpp:449
#25 0x00007f81aa32a697 in KWin::EffectsHandlerImpl::paintWindow (this=0xc62bc0, w=w@entry=0xf1a480, mask=mask@entry=9, region=..., data=...) at ../../kwin/effects.cpp:281
#26 0x00007f81a875fb1a in KWin::Effect::paintWindow (this=<optimized out>, w=0xf1a480, mask=9, region=..., data=...) at ../../../kwin/libkwineffects/kwineffects.cpp:504
#27 0x00007f81aa32a63b in KWin::EffectsHandlerImpl::paintWindow (this=0xc62bc0, w=0xf1a480, mask=mask@entry=9, region=..., data=...) at ../../kwin/effects.cpp:278
#28 0x00007f81aa30c9cd in KWin::Scene::paintWindow (this=<optimized out>, w=0xfe7ca0, mask=9, region=..., quads=...) at ../../kwin/scene.cpp:356
#29 0x00007f81aa30bc7f in KWin::Scene::paintSimpleScreen (this=this@entry=0xc619c0, orig_mask=orig_mask@entry=8, region=...) at ../../kwin/scene.cpp:342
#30 0x00007f81aa309d4e in KWin::Scene::finalPaintScreen (this=0xc619c0, mask=mask@entry=8, region=..., data=...) at ../../kwin/scene.cpp:186
#31 0x00007f81aa32aa80 in KWin::EffectsHandlerImpl::paintScreen (this=0xc62bc0, mask=mask@entry=8, region=..., data=...) at ../../kwin/effects.cpp:254
#32 0x00007f81a875fb87 in KWin::Effect::paintScreen (this=this@entry=0xe1de60, mask=mask@entry=8, region=..., data=...) at ../../../kwin/libkwineffects/kwineffects.cpp:489
#33 0x00007f81aa32aa2b in KWin::EffectsHandlerImpl::paintScreen (this=0xc62bc0, mask=8, region=..., data=...) at ../../kwin/effects.cpp:251
#34 0x00007f81aa30b068 in KWin::Scene::paintScreen (this=this@entry=0xc619c0, mask=mask@entry=0x7ffff8a1cf14, region=region@entry=0x7ffff8a1cfc0) at ../../kwin/scene.cpp:140
#35 0x00007f81aa31817e in KWin::SceneOpenGL::paint (this=0xc619c0, damage=..., toplevels=...) at ../../kwin/scene_opengl.cpp:308
#36 0x00007f81aa304a8c in KWin::Compositor::performCompositing (this=0xb0ce40) at ../../kwin/composite.cpp:610
#37 0x00007f81a53ac3ec in QObject::event (this=0xb0ce40, e=<optimized out>) at kernel/qobject.cpp:1156
#38 0x00007f81a47388ec in QApplicationPrivate::notify_helper (this=this@entry=0x9c8200, receiver=receiver@entry=0xb0ce40, e=e@entry=0x7ffff8a1d6f0) at kernel/qapplication.cpp:4567
#39 0x00007f81a473b25b in QApplication::notify (this=this@entry=0x7ffff8a1dd30, receiver=receiver@entry=0xb0ce40, e=e@entry=0x7ffff8a1d6f0) at kernel/qapplication.cpp:4428
#40 0x00007f81a9a70af6 in KApplication::notify (this=0x7ffff8a1dd30, receiver=0xb0ce40, event=0x7ffff8a1d6f0) at ../../kdeui/kernel/kapplication.cpp:311
#41 0x00007f81a539263e in QCoreApplication::notifyInternal (this=0x7ffff8a1dd30, receiver=0xb0ce40, event=event@entry=0x7ffff8a1d6f0) at kernel/qcoreapplication.cpp:946
#42 0x00007f81a53c3b72 in sendEvent (event=0x7ffff8a1d6f0, receiver=<optimized out>) at ../../include/QtCore/../../src/corelib/kernel/qcoreapplication.h:231
#43 QTimerInfoList::activateTimers (this=0x9c8d48) at kernel/qeventdispatcher_unix.cpp:622
#44 0x00007f81a53c3bd0 in QEventDispatcherUNIX::activateTimers (this=this@entry=0x968ad0) at kernel/qeventdispatcher_unix.cpp:879
#45 0x00007f81a53c3d28 in QEventDispatcherUNIX::processEvents (this=this@entry=0x968ad0, flags=...) at kernel/qeventdispatcher_unix.cpp:941
#46 0x00007f81a47deb9f in QEventDispatcherX11::processEvents (this=0x968ad0, flags=...) at kernel/qeventdispatcher_x11.cpp:152
#47 0x00007f81a539138f in QEventLoop::processEvents (this=this@entry=0x7ffff8a1da40, flags=...) at kernel/qeventloop.cpp:149
#48 0x00007f81a5391618 in QEventLoop::exec (this=this@entry=0x7ffff8a1da40, flags=...) at kernel/qeventloop.cpp:204
#49 0x00007f81a5396cf6 in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#50 0x00007f81a4736ffc in QApplication::exec () at kernel/qapplication.cpp:3828
#51 0x00007f81aa2bc02a in kdemain (argc=1, argv=0x7ffff8a1de78) at ../../kwin/main.cpp:537
#52 0x00007f81a9eadea5 in __libc_start_main (main=0x4006d0 <main(int, char**)>, argc=1, ubp_av=0x7ffff8a1de78, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffff8a1de68) at libc-start.c:260
#53 0x0000000000400701 in _start ()

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

Possible duplicates by query: bug 319098, bug 318996, bug 318286, bug 318256, bug 318252.

Reported using DrKonqi