Comment 35 for bug 1174495

Here happens similar thing. KWin with desktop effects enabled crashes on login to KDE and after resume from suspend with 100% reproductibility.

My config Fedora 18.
 - kernel-PAE-3.8.5-201.fc18.i686
 - libdrm-2.4.42-1.fc18.i686
 - xorg-x11-server-Xorg-1.13.3-2.fc18.i686
 - mesa-dri-drivers-9.1-3.fc18.i686
 - kde 4.10.2-1

Backtrace:
Application: KWin (kwin), signal: Bus error
Using host libthread_db library "/lib/libthread_db.so.1".
[Current thread is 1 (Thread 0xb769c780 (LWP 18403))]

Thread 2 (Thread 0xb1644b40 (LWP 18417)):
#0 0xb7784424 in __kernel_vsyscall ()
#1 0x4145e18c in pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/i386/i486/pthread_cond_wait.S:171
#2 0xb2d5c20c in pipe_semaphore_wait (sema=0xb4190b50) at ../../../../../src/gallium/auxiliary/os/os_thread.h:433
#3 radeon_drm_cs_emit_ioctl (param=0xb4170008) at radeon_drm_cs.c:416
#4 0x4145aaff in start_thread (arg=0xb1644b40) at pthread_create.c:308
#5 0x4138a0be in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:132

Thread 1 (Thread 0xb769c780 (LWP 18403)):
[KCrash Handler]
#7 __memset_sse2 () at ../sysdeps/i386/i686/multiarch/memset-sse2.S:331
#8 0xb2d2f186 in r600_texture_create_object (screen=screen@entry=0x9342718, base=base@entry=0xbfc4b1e4, pitch_in_bytes_override=pitch_in_bytes_override@entry=0, buf=buf@entry=0x0, alloc_bo=alloc_bo@entry=1 '\001', surface=surface@entry=0xbfc4a4d8) at r600_texture.c:460
#9 0xb2d2f49c in r600_texture_create (screen=screen@entry=0x9342718, templ=templ@entry=0xbfc4b1e4) at r600_texture.c:550
#10 0xb2d28564 in r600_resource_create (screen=0x9342718, templ=0xbfc4b1e4) at r600_resource.c:37
#11 0xb2d5650f in dri2_drawable_process_buffers (att_count=1, atts=0xbfc4b2a4, buffer_count=1, buffers=0x94cccbc, drawable=<optimized out>) at dri2.c:254
#12 dri2_allocate_textures (drawable=0x94dad88, statts=0xbfc4b2a4, statts_count=1) at dri2.c:404
#13 0xb2d5788c in dri_st_framebuffer_validate (stfbi=0x94dad88, statts=0xbfc4b2a4, count=1, out=0x0) at dri_drawable.c:81
#14 0xb2d57ab7 in dri_drawable_validate_att (statt=ST_ATTACHMENT_FRONT_LEFT, drawable=0x94dad88) at dri_drawable.c:206
#15 dri_set_tex_buffer2 (pDRICtx=0x9310270, target=3553, format=8409, dPriv=0x948c7a0) at dri_drawable.c:220
#16 0xb771b770 in dri2_bind_tex_image (dpy=0x91897e8, drawable=29360181, buffer=8414, attrib_list=0x0) at dri2_glx.c:1004
#17 0xb76efa93 in __glXBindTexImageEXT (dpy=0x91897e8, drawable=drawable@entry=29360181, buffer=buffer@entry=8414, attrib_list=attrib_list@entry=0x0) at glxcmds.c:2370
#18 0x447d5a8c in loadTexture (depth=24, size=..., pix=@0xbfc4b40c: 29360179, this=0x9494f08) at /usr/src/debug/kde-workspace-4.10.2/kwin/glxbackend.cpp:716
#19 KWin::GlxTexture::loadTexture (this=0x9494f08, pix=@0xbfc4b40c: 29360179, size=..., depth=24) at /usr/src/debug/kde-workspace-4.10.2/kwin/glxbackend.cpp:658
#20 0x447ca65a in KWin::SceneOpenGL::Texture::load (this=0x92df3a8, pix=@0xbfc4b40c: 29360179, size=..., depth=24, region=...) at /usr/src/debug/kde-workspace-4.10.2/kwin/scene_opengl.cpp:764
#21 0x447ccaf7 in KWin::SceneOpenGL::Window::bindTexture (this=0x94ccbd0) at /usr/src/debug/kde-workspace-4.10.2/kwin/scene_opengl.cpp:822
#22 0x447d385c in KWin::SceneOpenGL::Window::performPaint (this=0x94ccbd0, mask=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.2/kwin/scene_opengl.cpp:931
#23 0x447cbc9d in KWin::SceneOpenGL2::performPaintWindow (this=this@entry=0x93b0348, w=w@entry=0x94dbdc8, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.2/kwin/scene_opengl.cpp:566
#24 0x447cbe57 in KWin::SceneOpenGL2::finalDrawWindow (this=0x93b0348, w=w@entry=0x94dbdc8, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.2/kwin/scene_opengl.cpp:551
#25 0x447e3018 in KWin::EffectsHandlerImpl::drawWindow (this=0x94d9ff0, w=w@entry=0x94dbdc8, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.2/kwin/effects.cpp:318
#26 0x447bd1e3 in KWin::Scene::finalPaintWindow (this=0x93b0348, w=0x94dbdc8, mask=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.2/kwin/scene.cpp:449
#27 0x447e3443 in KWin::EffectsHandlerImpl::paintWindow (this=0x94d9ff0, w=0x94dbdc8, mask=mask@entry=1, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.2/kwin/effects.cpp:281
#28 0x447c0398 in KWin::Scene::paintWindow (this=this@entry=0x93b0348, w=0x94ccbd0, mask=1, region=..., quads=...) at /usr/src/debug/kde-workspace-4.10.2/kwin/scene.cpp:356
#29 0x447bf571 in KWin::Scene::paintSimpleScreen (this=this@entry=0x93b0348, orig_mask=orig_mask@entry=0, region=...) at /usr/src/debug/kde-workspace-4.10.2/kwin/scene.cpp:342
#30 0x447bd114 in KWin::Scene::finalPaintScreen (this=0x93b0348, mask=0, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.2/kwin/scene.cpp:186
#31 0x447e3163 in KWin::EffectsHandlerImpl::paintScreen (this=0x94d9ff0, mask=0, region=..., data=...) at /usr/src/debug/kde-workspace-4.10.2/kwin/effects.cpp:254
#32 0x447be77f in KWin::Scene::paintScreen (this=0x93b0348, mask=0xbfc4bc0c, region=0xbfc4bc7c) at /usr/src/debug/kde-workspace-4.10.2/kwin/scene.cpp:140
#33 0x447cfe6b in KWin::SceneOpenGL::paint (this=0x93b0348, damage=..., toplevels=...) at /usr/src/debug/kde-workspace-4.10.2/kwin/scene_opengl.cpp:308
#34 0x447b7a68 in KWin::Compositor::performCompositing (this=this@entry=0x92e0d20) at /usr/src/debug/kde-workspace-4.10.2/kwin/composite.cpp:610
#35 0x447b85f3 in KWin::Compositor::slotCompositingOptionsInitialized (this=0x92e0d20) at /usr/src/debug/kde-workspace-4.10.2/kwin/composite.cpp:275
#36 0x447334d8 in qt_static_metacall (_c=QMetaObject::InvokeMetaMethod, _a=0xbfc4befc, _id=14, _o=0x92e0d20) at /usr/src/debug/kde-workspace-4.10.2/i686-redhat-linux-gnu/kwin/moc_composite.cpp:112
#37 KWin::Compositor::qt_static_metacall (_o=0x92e0d20, _c=QMetaObject::InvokeMetaMethod, _id=14, _a=0xbfc4befc) at /usr/src/debug/kde-workspace-4.10.2/i686-redhat-linux-gnu/kwin/moc_composite.cpp:92
#38 0x4222328e in QMetaObject::activate (sender=0x9294a10, m=0x42376d60 <QFutureWatcherBase::staticMetaObject>, local_signal_index=1, argv=0x0) at kernel/qobject.cpp:3539
#39 0x422728e6 in QFutureWatcherBase::finished (this=0x9294a10) at .moc/release-shared/moc_qfuturewatcher.cpp:140
#40 0x420e56ec in QFutureWatcherBasePrivate::sendCallOutEvent (this=this@entry=0x9304420, event=event@entry=0xb4000468) at concurrent/qfuturewatcher.cpp:439
#41 0x420e59f2 in QFutureWatcherBase::event (this=0x9294a10, event=0xb4000468) at concurrent/qfuturewatcher.cpp:344
#42 0x4273306c in QApplicationPrivate::notify_helper (this=0x9178238, receiver=0x9294a10, e=0xb4000468) at kernel/qapplication.cpp:4562
#43 0x42737b2f in QApplication::notify (this=0xb4000468, receiver=0x9294a10, e=0xb4000468) at kernel/qapplication.cpp:3944
#44 0x4760e5c2 in KApplication::notify (this=0xbfc4c778, receiver=0x9294a10, event=0xb4000468) at /usr/src/debug/kdelibs-4.10.2/kdeui/kernel/kapplication.cpp:311
#45 0x447603e0 in notify (e=0xb4000468, o=0x9294a10, this=0xbfc4c778) at /usr/src/debug/kde-workspace-4.10.2/kwin/main.cpp:371
#46 KWin::Application::notify (this=0xbfc4c778, o=0x9294a10, e=0xb4000468) at /usr/src/debug/kde-workspace-4.10.2/kwin/main.cpp:367
#47 0x4220c0be in QCoreApplication::notifyInternal (this=0xbfc4c778, receiver=0x9294a10, event=0xb4000468) at kernel/qcoreapplication.cpp:946
#48 0x42210065 in sendEvent (event=<optimized out>, receiver=<optimized out>) at kernel/qcoreapplication.h:231
#49 QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x9120e58) at kernel/qcoreapplication.cpp:1570
#50 0x422102ed in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at kernel/qcoreapplication.cpp:1463
#51 0x427e65ae in sendPostedEvents () at ../../src/corelib/kernel/qcoreapplication.h:236
#52 QEventDispatcherX11::processEvents (this=0x9121c08, flags=...) at kernel/qeventdispatcher_x11.cpp:75
#53 0x4220ab5d in QEventLoop::processEvents (this=this@entry=0xbfc4c5f8, flags=...) at kernel/qeventloop.cpp:149
#54 0x4220ae59 in QEventLoop::exec (this=0xbfc4c5f8, flags=...) at kernel/qeventloop.cpp:204
#55 0x4221039b in QCoreApplication::exec () at kernel/qcoreapplication.cpp:1218
#56 0x42730ee5 in QApplication::exec () at kernel/qapplication.cpp:3823
#57 0x44762e95 in kdemain (argc=1, argv=0xbfc4c864) at /usr/src/debug/kde-workspace-4.10.2/kwin/main.cpp:537
#58 0x080487dc in main (argc=1, argv=0xbfc4c864) at /usr/src/debug/kde-workspace-4.10.2/i686-redhat-linux-gnu/kwin/kwin_dummy.cpp:3

Bisect pointed to the same commit as above:
35840ab189595b817fa8b1a1df8cc92474a7c38d is the first bad commit
commit 35840ab189595b817fa8b1a1df8cc92474a7c38d
Author: Marek Olšák <email address hidden>
Date: Mon Dec 3 05:36:08 2012 +0100