It crashes when trying to resize any GtkWindow with an embedded ClutterStage. eg., gnome-control-center, gnome-documents, gnome-photos, etc.. Here is a backtrace from gnome-photos: (gdb) bt #0 0x0000003a5b835ba5 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:63 #1 0x0000003a5b837358 in __GI_abort () at abort.c:90 #2 0x0000003a5b82e972 in __assert_fail_base (fmt=0x3a5b978788 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x7ffff645b076 "(*tail)->need == need", file=file@entry= 0x7ffff645b062 "intel_resolve_map.c", line=line@entry=46, function=function@entry= 0x7ffff645b090 <__PRETTY_FUNCTION__.2420> "intel_resolve_map_set") at assert.c:92 #3 0x0000003a5b82ea22 in __GI___assert_fail (assertion=assertion@entry=0x7ffff645b076 "(*tail)->need == need", file=file@entry=0x7ffff645b062 "intel_resolve_map.c", line=line@entry=46, function=function@entry= 0x7ffff645b090 <__PRETTY_FUNCTION__.2420> "intel_resolve_map_set") at assert.c:101 #4 0x00007ffff63e141b in intel_resolve_map_set (head=<optimized out>, level=0, layer=0, need=need@entry= GEN6_HIZ_OP_DEPTH_RESOLVE) at intel_resolve_map.c:46 #5 0x00007ffff63df98b in intel_miptree_slice_set_needs_depth_resolve (mt=<optimized out>, level=<optimized out>, layer=<optimized out>) at intel_mipmap_tree.c:779 #6 0x00007ffff63de6ad in intel_renderbuffer_set_needs_depth_resolve (irb=<optimized out>) at intel_fbo.c:898 #7 0x00007ffff63f2b51 in brw_postdraw_set_buffers_need_resolve (brw=0x7a9eb0) at brw_draw.c:339 #8 brw_try_draw_prims (max_index=<optimized out>, min_index=<optimized out>, ib=0x0, nr_prims=1, prim= 0x7fffffffd380, arrays=0x837d38, ctx=0x7a9eb0) at brw_draw.c:529 #9 brw_draw_prims (ctx=0x7a9eb0, prim=0x7fffffffd380, nr_prims=1, ib=0x0, index_bounds_valid=<optimized out>, min_index=0, max_index=3, tfb_vertcount=0x0) at brw_draw.c:573 #10 0x00007ffff5f5b984 in vbo_draw_arrays (ctx=0x7a9eb0, mode=7, start=0, count=4, numInstances=1, baseInstance=<optimized out>) at ../vbo/vbo_exec_array.c:645 #11 0x0000003a7f25636b in _cogl_journal_flush_modelview_and_entries (data=0x7fffffffd510, batch_len=<optimized out>, batch_start=<optimized out>) at ./cogl-journal.c:315 #12 _cogl_journal_flush_pipeline_and_entries (batch_start=<optimized out>, batch_len=<optimized out>, data= 0x7fffffffd510) at ./cogl-journal.c:467 #13 0x0000003a7f256043 in _cogl_journal_flush_vbo_offsets_and_entries (batch_start=0x29e3680, batch_len=<optimized out>, data=0x7fffffffd510) at ./cogl-journal.c:667 #14 0x0000003a7f255ed6 in _cogl_journal_flush_clip_stacks_and_entries (batch_start=0x29e3680, batch_len=1, data= 0x7fffffffd510) at ./cogl-journal.c:746 #15 0x0000003a7f2570bc in _cogl_journal_flush (journal=<optimized out>) at ./cogl-journal.c:1452 #16 0x0000003a7f25828c in _cogl_framebuffer_flush_journal (framebuffer=framebuffer@entry=0x16999e0) at ./cogl-framebuffer.c:639 #17 0x0000003a7f259894 in cogl_framebuffer_clear4f (framebuffer=0x16999e0, buffers=buffers@entry=3, red=1, green=1, blue=1, alpha=1) at ./cogl-framebuffer.c:425 #18 0x0000003a7f259a8c in cogl_framebuffer_clear (framebuffer=<optimized out>, buffers=buffers@entry=3, color=color@entry=0x7fffffffd600) at ./cogl-framebuffer.c:491 #19 0x0000003a7f2217f5 in cogl_clear (color=color@entry=0x7fffffffd600, buffers=buffers@entry=3) at ./cogl.c:137 #20 0x0000003a7e6a9dae in clutter_stage_paint (self=0x69e870 [ClutterStage]) at ./clutter-stage.c:709 #21 0x0000003a5e00fad7 in _g_closure_invoke_va (closure=closure@entry=0x69d9b0, return_value=return_value@entry=0x0, instance=instance@entry=0x69e870, args=args@entry=0x7fffffffd928, n_params=0, param_types=0x0) at gclosure.c:840 #22 0x0000003a5e0292a5 in g_signal_emit_valist (instance=0x69e870, signal_id=<optimized out>, detail=0, var_args=var_args@entry=0x7fffffffd928) at gsignal.c:3211 #23 0x0000003a5e029952 in g_signal_emit (instance=<optimized out>, signal_id=<optimized out>, detail=<optimized out>) at gsignal.c:3356 #24 0x0000003a7e64821d in clutter_actor_continue_paint (self=self@entry=0x69e870 [ClutterStage]) at ./clutter-actor.c:3858 #25 0x0000003a7e655a53 in clutter_actor_paint (self=0x69e870 [ClutterStage]) at ./clutter-actor.c:3783 #26 0x0000003a7e655fa9 in clutter_actor_paint (self=<optimized out>) at ./clutter-actor.c:3805 #27 0x0000003a7e6adcc9 in _clutter_stage_do_paint (stage=0x69e870 [ClutterStage], clip=clip@entry=0x0) at ./clutter-stage.c:667 #28 0x0000003a7e63db8a in clutter_stage_cogl_redraw (stage_window=<optimized out>) at cogl/clutter-stage-cogl.c:404 #29 0x0000003a7e6ac81e in clutter_stage_do_redraw (stage=0x69e870 [ClutterStage]) at ./clutter-stage.c:1168 #30 _clutter_stage_do_update (stage=0x69e870 [ClutterStage]) at ./clutter-stage.c:1226 #31 0x0000003a7e69196d in master_clock_update_stages (stages=0x16cf690 = {...}, master_clock= 0x1543ad0 [ClutterMasterClock]) at ./clutter-master-clock.c:386 #32 clutter_clock_dispatch (source=source@entry=0x153ce70, callback=<optimized out>, user_data=<optimized out>) at ./clutter-master-clock.c:520 #33 0x0000003a5d447c55 in g_main_dispatch (context=0x642800) at gmain.c:2691 #34 g_main_context_dispatch (context=context@entry=0x642800) at gmain.c:3195 #35 0x0000003a5d447f88 in g_main_context_iterate (context=context@entry=0x642800, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3266 #36 0x0000003a5d448044 in g_main_context_iteration (context=0x642800, context@entry=0x0, may_block=may_block@entry=1) at gmain.c:3327 #37 0x0000003a5eca177c in g_application_run (application=0x63d000 [PhotosApplication], argc=argc@entry=1, argv=argv@entry=0x7fffffffe0d8) at gapplication.c:1607 #38 0x000000000040e070 in main (argc=1, argv=0x7fffffffe0d8) at photos-main.c:43 (gdb) I have: [rishi@kolache ~]$ rpm -qa | grep mesa mesa-dri-filesystem-8.1-0.16.fc18.x86_64 mesa-libGLU-8.1-0.16.fc18.x86_64 mesa-dri-filesystem-8.1-0.16.fc18.i686 mesa-debuginfo-8.1-0.16.fc18.x86_64 mesa-libGLES-8.1-0.16.fc18.x86_64 mesa-libGL-devel-8.1-0.16.fc18.x86_64 mesa-libEGL-devel-8.1-0.16.fc18.x86_64 mesa-libxatracker-8.1-0.16.fc18.x86_64 mesa-libglapi-8.1-0.16.fc18.x86_64 mesa-libGL-8.1-0.16.fc18.x86_64 mesa-libGLU-devel-8.1-0.16.fc18.x86_64 mesa-libEGL-8.1-0.16.fc18.x86_64 mesa-dri-drivers-8.1-0.16.fc18.x86_64 mesa-libgbm-8.1-0.16.fc18.x86_64 [rishi@kolache ~]$ rpm -qa | grep xorg xorg-x11-server-utils-7.5-13.fc18.x86_64 xorg-x11-drv-qxl-0.0.22-3.20120718gitde6620788.fc18.x86_64 xorg-x11-drv-ati-7.0.0-0.3.20120629git5ebebfdb4.fc18.x86_64 xorg-x11-drv-evdev-2.7.2-6.fc18.x86_64 xorg-x11-xinit-1.3.2-6.fc18.x86_64 abrt-addon-xorg-2.0.11-1.fc18.x86_64 xorg-x11-drv-nouveau-1.0.1-4.fc18.x86_64 xorg-x11-utils-7.5-7.fc18.x86_64 xorg-x11-fonts-misc-7.5-6.fc18.noarch xorg-x11-proto-devel-7.6-24.fc18.noarch xorg-x11-drv-ast-0.97.0-2.fc18.x86_64 xorg-x11-drv-dummy-0.3.6-2.fc18.x86_64 xorg-x11-util-macros-1.17-2.fc18.noarch xorg-x11-xkb-utils-7.7-2.fc18.x86_64 xorg-x11-drv-openchrome-0.3.0-2.20120805git131175a71.fc18.x86_64 xorg-x11-drv-wacom-0.16.0-5.fc18.x86_64 xorg-x11-server-devel-1.12.99.904-1.20120808.fc18.x86_64 xorg-x11-xauth-1.0.7-2.fc18.x86_64 xorg-x11-server-common-1.12.99.904-1.20120808.fc18.x86_64 xorg-x11-drv-cirrus-1.5.1-2.fc18.x86_64 xorg-x11-drv-mga-1.6.1-2.fc18.x86_64 xorg-x11-xtrans-devel-1.2.7-2.fc18.noarch xorg-x11-drv-synaptics-1.6.2-5.fc18.x86_64 xorg-x11-drv-vmmouse-12.9.0-5.fc18.x86_64 xorg-x11-server-Xephyr-1.12.99.904-1.20120808.fc18.x86_64 xorg-x11-drv-wacom-devel-0.16.0-5.fc18.x86_64 xorg-x11-font-utils-7.5-9.fc18.x86_64 xorg-x11-drv-fbdev-0.4.3-3.fc18.x86_64 xorg-x11-drv-intel-2.20.2-1.fc18.x86_64 xorg-x11-drv-vesa-2.3.2-2.fc18.x86_64 xorg-x11-drv-void-1.4.0-11.fc18.x86_64 xorg-x11-server-Xorg-1.12.99.904-1.20120808.fc18.x86_64 xorg-x11-drv-vmware-12.0.2-3.20120718gite5ac80d8f.fc18.x86_64 [rishi@kolache ~]$ rpm -qa | grep clutter clutter-gtk-devel-1.3.2-2.fc18.x86_64 clutter-devel-1.11.10-1.fc18.x86_64 clutter-gst-devel-1.6.0-2.fc18.x86_64 clutter-doc-1.11.10-1.fc18.x86_64 clutter-gst-debuginfo-1.6.0-2.fc18.x86_64 clutter-gst-1.6.0-2.fc18.x86_64 clutter-1.11.10-1.fc18.x86_64 clutter-gtk-debuginfo-1.3.2-2.fc18.x86_64 clutter-debuginfo-1.11.10-1.fc18.x86_64 clutter-gtk-1.3.2-2.fc18.x86_64 [rishi@kolache ~]$ The hardware that I have is a Thinkpad x220 with Intel Sandybridge.
*** This bug has been marked as a duplicate of bug 52252 ***
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