[Bug 100274] LunarG Vulkan smoke test fragement shader compiling issue

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=100274

            Bug ID: 100274
           Summary: LunarG Vulkan smoke test fragement shader compiling
                    issue
           Product: Mesa
           Version: git
          Hardware: x86-64 (AMD64)
                OS: Linux (All)
            Status: NEW
          Severity: major
          Priority: medium
         Component: Drivers/Vulkan/intel
          Assignee: intel-3d-bugs at lists.freedesktop.org
          Reporter: randy.xu at intel.com
        QA Contact: intel-3d-bugs at lists.freedesktop.org
                CC: jason at jlekstrand.net

Run smoketest from LunarG, failed

ASSERT: Scalar FS validation failed!
mov(8) vgrf7+3.0:F, vgrf3:F 
brw_fs_validate.cpp:47: inst->dst.offset / REG_SIZE + regs_written(inst) <=
alloc.sizes[inst->dst.nr]

(gdb) bt
#0  0x00007ffff6b5f428 in __GI_raise (sig=sig at entry=6) at
../sysdeps/unix/sysv/linux/raise.c:54
#1  0x00007ffff6b6102a in __GI_abort () at abort.c:89
#2  0x00007ffff2f58acf in fs_visitor::validate (this=0x7fffffffb0b0) at
brw_fs_validate.cpp:46
#3  0x00007ffff2f1fa76 in fs_visitor::optimize (this=0x7fffffffb0b0) at
brw_fs.cpp:5590
#4  0x00007ffff2f23a6e in fs_visitor::run_fs (this=0x7fffffffb0b0,
allow_spilling=true, do_rep_send=false) at brw_fs.cpp:6118
#5  0x00007ffff2f24959 in brw_compile_fs (compiler=0x6fac70, log_data=0x0,
mem_ctx=0x99ca60, key=0x7fffffffc5a0, prog_data=0x7fffffffc640, 
    src_shader=0x99d0a0, prog=0x0, shader_time_index8=-1,
shader_time_index16=-1, allow_spilling=true, use_rep_send=false, vue_map=0x0, 
    final_assembly_size=0x7fffffffc50c, error_str=0x0) at brw_fs.cpp:6436
#6  0x00007ffff2ed7ac9 in anv_pipeline_compile_fs (pipeline=0x995480,
cache=0x0, info=0x7fffffffd350, module=0x994450, entrypoint=0x453194 "main", 
    spec_info=0x0) at anv_pipeline.c:864
#7  0x00007ffff2ed8c00 in anv_pipeline_init (pipeline=0x995480,
device=0x992820, cache=0x0, pCreateInfo=0x7fffffffd350, alloc=0x992828)
    at anv_pipeline.c:1243
#8  0x00007ffff310e291 in gen9_graphics_pipeline_create (_device=0x992820,
cache=0x0, pCreateInfo=0x7fffffffd350, pAllocator=0x0, pPipeline=0x68d4b0)
    at genX_pipeline.c:1451
#9  0x00007ffff310ebe6 in gen9_CreateGraphicsPipelines (_device=0x992820,
pipelineCache=0x0, count=1, pCreateInfos=0x7fffffffd350, pAllocator=0x0, 
    pPipelines=0x68d4b0) at genX_pipeline.c:1651
#10 0x00007ffff3413c7b in vkCreateGraphicsPipelines (device=0x992820,
pipelineCache=0x0, createInfoCount=1, pCreateInfos=0x7fffffffd350,
pAllocator=0x0, 
    pPipelines=0x68d4b0) at
/home/nuc/vulkan/vulkan-basic-samples/LunarGSamples/loader/trampoline.c:1372
#11 0x0000000000424039 in Smoke::create_pipeline (this=0x68bcb0) at
/home/nuc/vulkan/vulkan-basic-samples/LunarGSamples/demos/smoke/Smoke.cpp:367
#12 0x00000000004232c3 in Smoke::attach_shell (this=0x68bcb0, sh=...) at
/home/nuc/vulkan/vulkan-basic-samples/LunarGSamples/demos/smoke/Smoke.cpp:124
#13 0x0000000000446894 in Shell::create_context (this=0x7fffffffd790) at
/home/nuc/vulkan/vulkan-basic-samples/LunarGSamples/demos/smoke/Shell.cpp:282
#14 0x0000000000452062 in ShellXcb::run (this=0x7fffffffd790) at
/home/nuc/vulkan/vulkan-basic-samples/LunarGSamples/demos/smoke/ShellXcb.cpp:331
#15 0x00000000004357a7 in main (argc=1, argv=0x7fffffffda08) at
/home/nuc/vulkan/vulkan-basic-samples/LunarGSamples/demos/smoke/Main.cpp:47

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