Bug 192442

Summary: Flaky Test: inspector/debugger/tail-deleted-frames-this-value.html
Product: WebKit Reporter: WebKit Commit Bot <commit-queue>
Component: Tools / TestsAssignee: WebKit Commit Bot <commit-queue>
Status: RESOLVED DUPLICATE    
Severity: Normal CC: hi, joepeck, lforschler, ryanhaddad, saam
Priority: P2    
Version: WebKit Nightly Build   
Hardware: Unspecified   
OS: Unspecified   
Bug Depends on:    
Bug Blocks: 50856    
Attachments:
Description Flags
Archive of layout-test-results from webkit-cq-02 none

Description WebKit Commit Bot 2018-12-05 17:46:33 PST
This is an automatically generated bug from the commit-queue.
inspector/debugger/tail-deleted-frames-this-value.html has been flaky on the commit-queue.

inspector/debugger/tail-deleted-frames-this-value.html was authored by drousso@apple.com, joepeck@webkit.org, and sbarati@apple.com.
https://trac.webkit.org/browser/trunk/LayoutTests/inspector/debugger/tail-deleted-frames-this-value.html

The commit-queue just saw inspector/debugger/tail-deleted-frames-this-value.html flake (DumpRenderTree crashed) while processing attachment 356679 [details] on bug 189533.
Bot: webkit-cq-02  Port: <class 'webkitpy.common.config.ports.MacPort'>  Platform: Mac OS X 10.12.6

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 2018-12-05 17:46:34 PST
Created attachment 356686 [details]
Archive of layout-test-results from webkit-cq-02
Comment 2 Ryan Haddad 2018-12-06 09:04:46 PST
Thread 27 Crashed:: DFG Worklist Worker Thread
0   com.apple.JavaScriptCore      	0x00000001085d46c5 JSC::speculationFromValue(JSC::JSValue) + 213 (SpeculatedType.cpp:477)
1   com.apple.JavaScriptCore      	0x00000001085a81d6 JSC::CodeBlock::valueProfilePredictionForBytecodeOffset(JSC::ConcurrentJSLocker const&, int) + 38 (SpeculatedType.h:473)
2   com.apple.JavaScriptCore      	0x00000001086adcb7 JSC::DFG::ByteCodeParser::getPredictionWithoutOSRExit(unsigned int) + 343 (DFGByteCodeParser.cpp:876)
3   com.apple.JavaScriptCore      	0x000000010869ea49 JSC::DFG::ByteCodeParser::Terminality JSC::DFG::ByteCodeParser::handleCall<JSC::OpTailCall>(JSC::Instruction const*, JSC::DFG::NodeType, JSC::CallMode) + 537 (DFGByteCodeParser.cpp:889)

*** This bug has been marked as a duplicate of bug 192050 ***