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<base href="https://bugs.freedesktop.org/" />
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<body><table border="1" cellspacing="0" cellpadding="8">
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - Vulkan: distancefieldfonts triggers a segfault"
href="https://bugs.freedesktop.org/show_bug.cgi?id=94184">94184</a>
</td>
</tr>
<tr>
<th>Summary</th>
<td>Vulkan: distancefieldfonts triggers a segfault
</td>
</tr>
<tr>
<th>Product</th>
<td>Mesa
</td>
</tr>
<tr>
<th>Version</th>
<td>git
</td>
</tr>
<tr>
<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
</tr>
<tr>
<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
</tr>
<tr>
<th>Priority</th>
<td>medium
</td>
</tr>
<tr>
<th>Component</th>
<td>Drivers/Vulkan/intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-3d-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>notasas@gmail.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-3d-bugs@lists.freedesktop.org
</td>
</tr></table>
<p>
<div>
<pre>source: <a href="https://github.com/SaschaWillems/Vulkan">https://github.com/SaschaWillems/Vulkan</a>
binaries: <a href="http://vulkan.gpuinfo.org/examples.php">http://vulkan.gpuinfo.org/examples.php</a> (data required from source
git)
VK_ICD_FILENAMES=/home/notaz/src/mesa/src/vulkan/anv_icd.json gdb
./distancefieldfonts
...
Program received signal SIGSEGV, Segmentation fault.
0x00007ffff53b58dc in nir_build_alu (src3=0x0, src2=0x0, src1=0x0, src0=0x0,
op=nir_op_fddx, build=0x8a0170) at ./nir/nir_builder.h:175
175 num_components = MAX2(num_components,
(gdb) bt
#0 0x00007ffff53b58dc in nir_build_alu (src3=0x0, src2=0x0, src1=0x0,
src0=0x0, op=nir_op_fddx, build=0x8a0170) at ./nir/nir_builder.h:175
#1 nir_fddx (src0=0x0, build=0x8a0170) at ./nir/nir_builder_opcodes.h:65
#2 vtn_handle_alu (b=0x8a0170, opcode=SpvOpFwidth, w=w@entry=0x8db314,
count=<optimized out>) at nir/spirv/vtn_alu.c:405
#3 0x00007ffff53b08a8 in vtn_handle_body_instruction (b=0x8a0170,
opcode=SpvOpFwidth, w=0x8db314, count=<optimized out>)
at nir/spirv/spirv_to_nir.c:2585
#4 0x00007ffff53ad230 in vtn_foreach_instruction (b=b@entry=0x8a0170,
start=<optimized out>, end=end@entry=0x8db420,
handler=handler@entry=0x7ffff53b0570 <vtn_handle_body_instruction>) at
nir/spirv/spirv_to_nir.c:218
#5 0x00007ffff53bb001 in vtn_emit_cf_list (b=b@entry=0x8a0170,
cf_list=cf_list@entry=0x7dac70, switch_fall_var=switch_fall_var@entry=0x0,
has_switch_break=has_switch_break@entry=0x0,
handler=handler@entry=0x7ffff53b0570 <vtn_handle_body_instruction>)
at nir/spirv/vtn_cfg.c:577
#6 0x00007ffff53bbb57 in vtn_function_emit (b=b@entry=0x8a0170,
func=func@entry=0x7dac50,
instruction_handler=instruction_handler@entry=0x7ffff53b0570
<vtn_handle_body_instruction>) at nir/spirv/vtn_cfg.c:767
#7 0x00007ffff53b1730 in spirv_to_nir (words=<optimized out>,
words@entry=0x8dadf0, word_count=<optimized out>, spec=spec@entry=0x0,
num_spec=0, stage=stage@entry=MESA_SHADER_FRAGMENT,
entry_point_name=entry_point_name@entry=0x460baa "main",
options=0x7ffff54b8780 <scalar_nir_options>) at
nir/spirv/spirv_to_nir.c:2671
#8 0x00007ffff4ff2a3d in anv_shader_compile_to_nir (device=<optimized out>,
spec_info=<optimized out>, stage=MESA_SHADER_FRAGMENT,
entrypoint_name=0x460baa "main", module=0x850f20) at anv_pipeline.c:136
#9 anv_pipeline_compile (pipeline=pipeline@entry=0x8db6c0,
module=module@entry=0x8dadd0, entrypoint=<optimized out>,
stage=stage@entry=MESA_SHADER_FRAGMENT, spec_info=<optimized out>,
prog_data=prog_data@entry=0x8dc360) at anv_pipeline.c:318
#10 0x00007ffff4ff3feb in anv_pipeline_compile_fs (spec_info=<optimized out>,
entrypoint=<optimized out>, module=<optimized out>,
extra=<optimized out>, info=0x7fffffffe0b0, cache=<optimized out>,
pipeline=0x8db6c0) at anv_pipeline.c:612
#11 anv_pipeline_init (pipeline=pipeline@entry=0x8db6c0,
device=device@entry=0x7c7870, cache=cache@entry=0x855f00,
pCreateInfo=pCreateInfo@entry=0x7fffffffe0b0, extra=extra@entry=0x0,
alloc=0x7c7878, alloc@entry=0x0) at anv_pipeline.c:1073
#12 0x00007ffff5496eaf in gen9_graphics_pipeline_create (_device=0x7c7870,
cache=0x855f00, pCreateInfo=0x7fffffffe0b0, extra=0x0,
pAllocator=0x0, pPipeline=0x68a330) at gen8_pipeline.c:273
#13 0x00007ffff4ff483d in anv_graphics_pipeline_create
(_device=_device@entry=0x7c7870, _cache=_cache@entry=0x855f00,
pCreateInfo=pCreateInfo@entry=0x7fffffffe0b0, extra=extra@entry=0x0,
pAllocator=pAllocator@entry=0x0, pPipeline=pPipeline@entry=0x68a330)
at anv_pipeline.c:1172
---Type <return> to continue, or q <return> to quit---
#14 0x00007ffff4ff48be in anv_CreateGraphicsPipelines (_device=0x7c7870,
pipelineCache=0x855f00, count=1, pCreateInfos=<optimized out>,
pAllocator=0x0, pPipelines=0x68a330) at anv_pipeline.c:1190
#15 0x000000000043fe35 in VulkanExample::preparePipelines() ()
#16 0x000000000044085f in VulkanExample::prepare() ()
#17 0x000000000043577b in main ()
Mesa 11.2.0-devel (git-0a3324e) (vulkan branch)
Intel(R) HD Graphics 530 (Skylake GT2)
kernel: 4.4.1</pre>
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