Bug 202046

Summary: Flaky Test: inspector/canvas/setShaderProgramHighlighted.html
Product: WebKit Reporter: WebKit Commit Bot <commit-queue>
Component: Tools / TestsAssignee: WebKit Commit Bot <commit-queue>
Status: NEW ---    
Severity: Normal CC: ap, hi, webkit-bot-watchers-bugzilla
Priority: P2    
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
See Also: https://bugs.webkit.org/show_bug.cgi?id=202038
Bug Depends on:    
Bug Blocks: 50856    
Attachments:
Description Flags
Archive of layout-test-results from webkit-cq-01 none

Description WebKit Commit Bot 2019-09-20 06:35:06 PDT 
This is an automatically generated bug from the commit-queue.
inspector/canvas/setShaderProgramHighlighted.html has been flaky on the commit-queue.

inspector/canvas/setShaderProgramHighlighted.html was authored by drousso@apple.com.
https://trac.webkit.org/browser/trunk/LayoutTests/inspector/canvas/setShaderProgramHighlighted.html

The commit-queue just saw inspector/canvas/setShaderProgramHighlighted.html flake (DumpRenderTree crashed) while processing attachment 379203 [details] on bug 202026.
Bot: webkit-cq-01  Port: <class 'webkitpy.common.config.ports.MacPort'>  Platform: Mac OS X 10.13.6

The bots will update this with information from each new failure.

If you believe this bug to be fixed or invalid, feel free to close.  The bots will re-open if the flake re-occurs.

If you would like to track this test fix with another bug, please close this bug as a duplicate.  The bots will follow the duplicate chain when making future comments.
Comment 1 WebKit Commit Bot 2019-09-20 06:35:17 PDT 
Created attachment 379235 [details]
Archive of layout-test-results from webkit-cq-01
Comment 2 Alexey Proskuryakov 2019-09-20 09:50:59 PDT 
Presumably regression from https://trac.webkit.org/r250114 ?


Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   ???                           	000000000000000000 0 + 0
1   com.apple.WebCore             	0x000000010f3ca919 WebCore::WebGLProgram::~WebGLProgram() + 473 (InspectorInstrumentation.h:1634)
2   com.apple.WebCore             	0x000000010f3caace WebCore::WebGLProgram::~WebGLProgram() + 14 (RefCounted.h:186)
3   com.apple.JavaScriptCore      	0x000000010b95def2 void JSC::MarkedBlock::Handle::specializedSweep<true, (JSC::MarkedBlock::Handle::EmptyMode)1, (JSC::MarkedBlock::Handle::SweepMode)0, (JSC::MarkedBlock::Handle::SweepDestructionMode)1, (JSC::MarkedBlock::Handle::ScribbleMode)0, (JSC::MarkedBlock::Handle::NewlyAllocatedMode)1, (JSC::MarkedBlock::Handle::MarksMode)1, JSC::JSDestructibleObjectDestroyFunc>(JSC::FreeList*, JSC::MarkedBlock::Handle::EmptyMode, JSC::MarkedBlock::Handle::SweepMode, JSC::MarkedBlock::Handle::SweepDestructionMode, JSC::MarkedBlock::Handle::ScribbleMode, JSC::MarkedBlock::Handle::NewlyAllocatedMode, JSC::MarkedBlock::Handle::MarksMode, JSC::JSDestructibleObjectDestroyFunc const&) + 178 (HeapCell.h:56)
4   com.apple.JavaScriptCore      	0x000000010b95caa3 void JSC::MarkedBlock::Handle::finishSweepKnowingHeapCellType<JSC::JSDestructibleObjectDestroyFunc>(JSC::FreeList*, JSC::JSDestructibleObjectDestroyFunc const&)::'lambda'()::operator()() const + 243
5   com.apple.JavaScriptCore      	0x000000010b95c4e3 void JSC::MarkedBlock::Handle::finishSweepKnowingHeapCellType<JSC::JSDestructibleObjectDestroyFunc>(JSC::FreeList*, JSC::JSDestructibleObjectDestroyFunc const&) + 307 (MarkedBlockInlines.h:435)
6   com.apple.JavaScriptCore      	0x000000010b95c3aa JSC::JSDestructibleObjectHeapCellType::finishSweep(JSC::MarkedBlock::Handle&, JSC::FreeList*) + 26 (JSDestructibleObjectHeapCellType.cpp:53)
7   com.apple.JavaScriptCore      	0x000000010b5a4c27 JSC::MarkedBlock::Handle::sweep(JSC::FreeList*) + 295
Comment 3 Alexey Proskuryakov 2019-09-25 15:19:37 PDT 
r250114 was rolled back in r250139, shouldn't this be marked as resolved?