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<!DOCTYPE bugzilla SYSTEM "https://bugs.webkit.org/page.cgi?id=bugzilla.dtd">

<bugzilla version="5.0.4.1"
          urlbase="https://bugs.webkit.org/"
          
          maintainer="admin@webkit.org"
>

    <bug>
          <bug_id>306808</bug_id>
          
          <creation_ts>2026-02-02 14:43:52 -0800</creation_ts>
          <short_desc>REGRESSION(306630@main?): [MacOS]http/tests/webgpu/webgpu/shader/validation/parse/blankspace.html is a constant text failure.</short_desc>
          <delta_ts>2026-02-02 17:30:58 -0800</delta_ts>
          <reporter_accessible>1</reporter_accessible>
          <cclist_accessible>1</cclist_accessible>
          <classification_id>1</classification_id>
          <classification>Unclassified</classification>
          <product>WebKit</product>
          <component>WebGPU</component>
          <version>WebKit Nightly Build</version>
          <rep_platform>Unspecified</rep_platform>
          <op_sys>Unspecified</op_sys>
          <bug_status>NEW</bug_status>
          <resolution></resolution>
          
          
          <bug_file_loc></bug_file_loc>
          <status_whiteboard></status_whiteboard>
          <keywords>InRadar</keywords>
          <priority>P2</priority>
          <bug_severity>Normal</bug_severity>
          <target_milestone>---</target_milestone>
          
          
          <everconfirmed>1</everconfirmed>
          <reporter name="Diego De La Toba">d_delatoba</reporter>
          <assigned_to name="Nobody">webkit-unassigned</assigned_to>
          <cc>mwyrzykowski</cc>
    
    <cc>tzagallo</cc>
    
    <cc>webkit-bot-watchers-bugzilla</cc>
    
    <cc>webkit-bug-importer</cc>
          

      

      

      

          <comment_sort_order>oldest_to_newest</comment_sort_order>  
          <long_desc isprivate="0" >
    <commentid>2177304</commentid>
    <comment_count>0</comment_count>
    <who name="Diego De La Toba">d_delatoba</who>
    <bug_when>2026-02-02 14:43:52 -0800</bug_when>
    <thetext>http/tests/webgpu/webgpu/shader/validation/parse/blankspace.html is a constant text failure on MacOS.


HISTORY:
https://results.webkit.org/?suite=layout-tests&amp;test=http%2Ftests%2Fwebgpu%2Fwebgpu%2Fshader%2Fvalidation%2Fparse%2Fblankspace.html


DIFF:
--- /Volumes/Data/worker/Apple-Tahoe-Release-AppleSilicon-WK2-Tests/build/layout-test-results/http/tests/webgpu/webgpu/shader/validation/parse/blankspace-expected.txt
+++ /Volumes/Data/worker/Apple-Tahoe-Release-AppleSilicon-WK2-Tests/build/layout-test-results/http/tests/webgpu/webgpu/shader/validation/parse/blankspace-actual.txt
@@ -1,7 +1,5 @@
 
 FAIL :null_characters:contains_null=true;placement=&quot;comment&quot; assert_unreached:
-  - (in subcase: ) EXPECTATION FAILED: Expected validation error
-      at (elided: below max severity)
   - (in subcase: ) VALIDATION FAILED: Missing expected compilationInfo &apos;error&apos; message.
 
 
@@ -9,6 +7,8 @@
     // Here is a \0 character
     expectCompileResult@http://127.0.0.1:8000/webgpu/webgpu/shader/validation/shader_validation_test.js:73:28
     @http://127.0.0.1:8000/webgpu/webgpu/shader/validation/parse/blankspace.spec.js:25:24
+  - (in subcase: ) EXPECTATION FAILED: Expected validation error
+      at (elided: below max severity)
   - (in subcase: ) INFO: subcase ran
  Reached unreachable code
 PASS :null_characters:contains_null=true;placement=&quot;delimiter&quot;
 

URL:
https://results.webkit.org/?suite=layout-tests&amp;test=http%2Ftests%2Fwebgpu%2Fwebgpu%2Fshader%2Fvalidation%2Fparse%2Fblankspace.html


REPRODUCTION: 
Reproduced on macOS Tahoe release and debug with the following:

run-webkit-tests --release --force --no-retry --iterations 100 http/tests/webgpu/webgpu/shader/validation/parse/blankspace.html

I am going to mark expectations as pass fail while this pends investigation.</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2177305</commentid>
    <comment_count>1</comment_count>
    <who name="Radar WebKit Bug Importer">webkit-bug-importer</who>
    <bug_when>2026-02-02 14:43:59 -0800</bug_when>
    <thetext>&lt;rdar://problem/169479662&gt;</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2177354</commentid>
    <comment_count>2</comment_count>
    <who name="Diego De La Toba">d_delatoba</who>
    <bug_when>2026-02-02 17:27:12 -0800</bug_when>
    <thetext>Pull request: https://github.com/WebKit/WebKit/pull/57741</thetext>
  </long_desc><long_desc isprivate="0" >
    <commentid>2177355</commentid>
    <comment_count>3</comment_count>
    <who name="EWS">ews-feeder</who>
    <bug_when>2026-02-02 17:29:26 -0800</bug_when>
    <thetext>Test gardening commit 306668@main (ff4c4806ab4a): &lt;https://commits.webkit.org/306668@main&gt;

Reviewed commits have been landed. Closing PR #57741 and removing active labels.</thetext>
  </long_desc>
      
      

    </bug>

</bugzilla>