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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW --- - [BDW]Piglit some spec/OpenGL_1.1/depthstencil-default_fb* cases segfault"
href="https://bugs.freedesktop.org/show_bug.cgi?id=77218">77218</a>
</td>
</tr>
<tr>
<th>Assignee</th>
<td>idr@freedesktop.org
</td>
</tr>
<tr>
<th>Summary</th>
<td>[BDW]Piglit some spec/OpenGL_1.1/depthstencil-default_fb* cases segfault
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-3d-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Classification</th>
<td>Unclassified
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Reporter</th>
<td>huax.lu@intel.com
</td>
</tr>
<tr>
<th>Hardware</th>
<td>All
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Version</th>
<td>unspecified
</td>
</tr>
<tr>
<th>Component</th>
<td>Drivers/DRI/i965
</td>
</tr>
<tr>
<th>Product</th>
<td>Mesa
</td>
</tr></table>
<p>
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<pre>System Environment:
--------------------------
Platform: Broadwell
Libdrm:
(master)libdrm-2.4.52-10-g1cb5fc706cf5913d9dee33c939f65a23ecea17a5
Mesa: (master)159cec9dec2320d821d388c0df8140c7705b6e0b
Xserver:
(master)xorg-server-1.15.99.901-204-g901fbfbbbd71c0d82080957f8ba09eebbc786f2b
Xf86_video_intel:(master)2.99.911-44-g3310ee89c1f1a663de5f5b12b8125809a213996f
Cairo: (master)bb17403622e9ea474017e0039af8ee48b2b285db
Libva: (staging)960352aaf1e11891a533ce2c98b16edde24d6851
Libva_intel_driver:(staging)150f67c67bd92cd201b75a92388fe3a63b00cd8a
Kernel: (drm-intel-nightly) 7cd8b823493acc320c7db9112de9d4e21c6dbd11
Bug detailed description:
-----------------------------
Following spec_OpenGL_1.1_depthstencil-default_fb* cases segfault on Broadwell
with Mesa master branch, but work well on Haswell.
spec_OpenGL_1.1_depthstencil-default_fb-copypixels_samples=2
spec_OpenGL_1.1_depthstencil-default_fb-copypixels_samples=4
spec_OpenGL_1.1_depthstencil-default_fb-copypixels_samples=6
spec_OpenGL_1.1_depthstencil-default_fb-copypixels_samples=8
spec_OpenGL_1.1_depthstencil-default_fb-drawpixels-24_8_samples=2
spec_OpenGL_1.1_depthstencil-default_fb-drawpixels-24_8_samples=4
spec_OpenGL_1.1_depthstencil-default_fb-drawpixels-24_8_samples=6
spec_OpenGL_1.1_depthstencil-default_fb-drawpixels-24_8_samples=8
spec_OpenGL_1.1_depthstencil-default_fb-drawpixels-32F_24_8_REV_samples=2
spec_OpenGL_1.1_depthstencil-default_fb-drawpixels-32F_24_8_REV_samples=4
spec_OpenGL_1.1_depthstencil-default_fb-drawpixels-32F_24_8_REV_samples=6
spec_OpenGL_1.1_depthstencil-default_fb-drawpixels-32F_24_8_REV_samples=8
spec_OpenGL_1.1_depthstencil-default_fb-drawpixels-FLOAT-and-USHORT_samples=2
spec_OpenGL_1.1_depthstencil-default_fb-drawpixels-FLOAT-and-USHORT_samples=4
spec_OpenGL_1.1_depthstencil-default_fb-drawpixels-FLOAT-and-USHORT_samples=6
spec_OpenGL_1.1_depthstencil-default_fb-drawpixels-FLOAT-and-USHORT_samples=8
run ./bin/fbo-depthstencil copypixels default_fb -samples=2 -auto
output:
Testing default_fb.
Testing glCopyPixels(depthstencil).
Segmentation fault (core dumped)
(gdb) bt
#0 0x00007ffff403700e in _swrast_unmap_texture (ctx=ctx@entry=0x7ffff3e56038,
texObj=0xab5600) at swrast/s_texture.c:329
#1 0x00007ffff4037142 in _swrast_unmap_textures (ctx=ctx@entry=0x7ffff3e56038)
at swrast/s_texture.c:372
#2 0x00007ffff4006db9 in _swrast_span_render_finish (ctx=0x7ffff3e56038) at
swrast/s_context.c:885
#3 0x00007ffff4006b15 in swrast_render_finish (ctx=0x7ffff3e56038) at
swrast/s_context.h:379
#4 _swrast_CopyPixels (ctx=ctx@entry=0x7ffff3e56038, srcx=srcx@entry=62,
srcy=srcy@entry=62, width=width@entry=61, height=height@entry=61,
destx=destx@entry=0,
desty=desty@entry=0, type=type@entry=34041) at swrast/s_copypix.c:668
#5 0x00007ffff4054f7d in _mesa_meta_CopyPixels (ctx=ctx@entry=0x7ffff3e56038,
srcX=srcX@entry=62, srcY=srcY@entry=62, width=width@entry=61,
height=height@entry=61,
dstX=dstX@entry=0, dstY=dstY@entry=0, type=type@entry=34041) at
drivers/common/meta.c:1785
#6 0x00007ffff4147dcd in intelCopyPixels (ctx=0x7ffff3e56038, srcx=62,
srcy=62, width=61, height=61, destx=0, desty=0, type=34041) at
intel_pixel_copy.c:214
#7 0x00007ffff3efc0ed in _mesa_CopyPixels (srcx=62, srcy=62, width=61,
height=61, type=34041) at main/drawpix.c:269
#8 0x00007ffff7d16457 in stub_glCopyPixels (x=62, y=62, width=61, height=61,
type=34041) at /GFX/Test/Piglit/piglit/tests/util/generated_dispatch.c:4574
#9 0x0000000000402768 in test_copy () at
/GFX/Test/Piglit/piglit/tests/fbo/fbo-depthstencil.c:367
#10 0x0000000000402b6f in piglit_display () at
/GFX/Test/Piglit/piglit/tests/fbo/fbo-depthstencil.c:467
#11 0x00007ffff7d0abf3 in run_test (gl_fw=0x604010, argc=3,
argv=0x7fffffffe298) at
/GFX/Test/Piglit/piglit/tests/util/piglit-framework-gl/piglit_winsys_framework.c:76
#12 0x00007ffff7d07127 in piglit_gl_test_run (argc=3, argv=0x7fffffffe298,
config=0x7fffffffe160) at
/GFX/Test/Piglit/piglit/tests/util/piglit-framework-gl.c:191
#13 0x0000000000401935 in main (argc=3, argv=0x7fffffffe298) at
/GFX/Test/Piglit/piglit/tests/fbo/fbo-depthstencil.c:43
Reproduce steps:
----------------------------
1. xinit
2. ./bin/fbo-depthstencil copypixels default_fb -samples=2 -auto</pre>
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