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<base href="https://bugs.freedesktop.org/">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - "NIR validation failed in internal shader" abort with all Vulkan test-cases"
href="https://bugs.freedesktop.org/show_bug.cgi?id=109920">109920</a>
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<th>Summary</th>
<td>"NIR validation failed in internal shader" abort with all Vulkan test-cases
</td>
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<tr>
<th>Product</th>
<td>Mesa
</td>
</tr>
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<th>Version</th>
<td>git
</td>
</tr>
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<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
</tr>
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<th>OS</th>
<td>All
</td>
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<th>Status</th>
<td>NEW
</td>
</tr>
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<th>Severity</th>
<td>critical
</td>
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<th>Priority</th>
<td>medium
</td>
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<th>Component</th>
<td>Drivers/Vulkan/radeon
</td>
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<th>Assignee</th>
<td>mesa-dev@lists.freedesktop.org
</td>
</tr>
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<th>Reporter</th>
<td>eero.t.tamminen@intel.com
</td>
</tr>
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<th>QA Contact</th>
<td>mesa-dev@lists.freedesktop.org
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</tr></table>
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<div>
<pre>Setup:
* KBL 8809G (HadesCanyon)
* Ubuntu 18.04
* drm-tip kernel, X server and Mesa built from Git
* Any Vulkan test
Test-case:
* Run Sacha Willems' Vulkan triangle test
./triangle
Expected outcome:
* Vulkan tests work with RADV, like they do with ANV
* Actual outcome:
---------------------------------
$ ./triangle
NIR validation failed in internal shader
1 errors:
shader: MESA_SHADER_COMPUTE
name: meta_clear_htile_mask
local-size: 64, 1, 1
shared-size: 0
inputs: 0
outputs: 0
uniforms: 0
shared: 0
decl_function main (0 params)
impl main {
block block_0:
/* preds: */
vec3 32 ssa_0 = intrinsic load_local_invocation_id () ()
vec3 32 ssa_1 = intrinsic load_work_group_id () ()
vec4 32 ssa_2 = load_const (0x00000040 /* 0.000000 */, 0x00000001 /*
0.000000 */, 0x00000001 /* 0.000000 */, 0x00000000 /* 0.000000 */)
vec4 32 ssa_3 = imul ssa_1.xyzz, ssa_2
vec4 32 ssa_4 = iadd ssa_3, ssa_0.xyzz
vec1 32 ssa_5 = load_const (0x00000010 /* 0.000000 */)
vec4 32 ssa_6 = imul ssa_4, ssa_5.xxxx
vec1 32 ssa_7 = imov ssa_6.x
vec1 32 ssa_8 = load_const (0x00000000 /* 0.000000 */)
vec1 32 ssa_9 = intrinsic vulkan_resource_index (ssa_8) (0, 0, 0) /*
desc-set=0 */ /* binding=0 */ /* desc_type=sampler */
error: components_written > 0
(../../../../../source2/_repos/git___anongit_freedesktop_org_git_mesa_mesa/src/compiler/nir/nir_validate.c:569)
vec1 32 ssa_10 = load_const (0x00000000 /* 0.000000 */)
/* constants */ vec2 32 ssa_11 = intrinsic load_push_constant (ssa_10)
(0, 8) /* base=0 */ /* range=8 */
vec4 32 ssa_12 = intrinsic load_ssbo (ssa_9, ssa_7) (0, 0, 0) /*
access=0 */ /* align_mul=0 */ /* align_offset=0 */
vec1 32 ssa_13 = imov /* constants */ ssa_11.y
vec4 32 ssa_14 = iand ssa_12, ssa_13.xxxx
vec1 32 ssa_15 = imov /* constants */ ssa_11.x
vec4 32 ssa_16 = ior ssa_14, ssa_15.xxxx
intrinsic store_ssbo (ssa_16, ssa_9, ssa_7) (15, 0, 0, 0) /*
wrmask=xyzw */ /* access=0 */ /* align_mul=0 */ /* align_offset=0 */
/* succs: block_1 */
block block_1:
}
Aborted
---------------------------------
This has regressed within past day, between:
2019-03-04 17:33:17 610758d3e54027: egl/sl: also allow virtgpu to fallback to
kms_swrast
2019-03-05 16:06:50 43f40dc7cb234e: anv: Implement VK_EXT_inline_uniform_block
And it's still broken with Git tip.</pre>
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