Bug 184700 - Flaky Test: imported/w3c/web-platform-tests/dom/nodes/Document-constructor.html
Summary: Flaky Test: imported/w3c/web-platform-tests/dom/nodes/Document-constructor.html
Status: NEW
Alias: None
Product: WebKit
Classification: Unclassified
Component: Tools / Tests (show other bugs)
Version: WebKit Nightly Build
Hardware: Unspecified Unspecified
: P2 Normal
Assignee: WebKit Commit Bot
Depends on:
Blocks: 50856
  Show dependency treegraph
Reported: 2018-04-17 09:58 PDT by WebKit Commit Bot
Modified: 2018-04-20 23:39 PDT (History)
6 users (show)

See Also:

Archive of layout-test-results from webkit-cq-01 (2.30 MB, application/zip)
2018-04-17 09:58 PDT, WebKit Commit Bot
no flags Details
crash log (107.55 KB, text/plain)
2018-04-20 23:39 PDT, Alexey Proskuryakov
no flags Details

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Description WebKit Commit Bot 2018-04-17 09:58:48 PDT
This is an automatically generated bug from the commit-queue.
imported/w3c/web-platform-tests/dom/nodes/Document-constructor.html has been flaky on the commit-queue.

imported/w3c/web-platform-tests/dom/nodes/Document-constructor.html was authored by cdumez@apple.com and youennf@gmail.com.

The commit-queue just saw imported/w3c/web-platform-tests/dom/nodes/Document-constructor.html flake (DumpRenderTree crashed) while processing attachment 338121 [details] on bug 184653.
Bot: webkit-cq-01  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 2018-04-17 09:58:49 PDT
Created attachment 338127 [details]
Archive of layout-test-results from webkit-cq-01
Comment 2 Alexey Proskuryakov 2018-04-20 23:35:48 PDT
That's weird, I don't see it ever crash on regular testers.
Comment 3 Alexey Proskuryakov 2018-04-20 23:39:38 PDT
Created attachment 338524 [details]
crash log

Thread 28 Crashed:: WTF::AutomaticThread
0   com.apple.JavaScriptCore      	0x000000010c77c917 WTF::StringImpl::costDuringGC() + 87 (MathExtras.h:224)
1   com.apple.JavaScriptCore      	0x000000010c77c4a7 JSC::JSString::visitChildren(JSC::JSCell*, JSC::SlotVisitor&) + 151 (JSString.cpp:102)
2   com.apple.JavaScriptCore      	0x000000010c41f33c JSC::SlotVisitor::drain(WTF::MonotonicTime)::$_3::operator()(JSC::MarkStackArray&) const + 268 (SlotVisitor.cpp:369)
3   com.apple.JavaScriptCore      	0x000000010c41c322 JSC::SlotVisitor::drain(WTF::MonotonicTime) + 146 (SlotVisitorInlines.h:188)
4   com.apple.JavaScriptCore      	0x000000010c41c79d JSC::SlotVisitor::drainFromShared(JSC::SlotVisitor::SharedDrainMode, WTF::MonotonicTime) + 61 (SlotVisitor.cpp:670)
5   com.apple.JavaScriptCore      	0x000000010c400cdd WTF::SharedTaskFunctor<void (), JSC::Heap::runBeginPhase(JSC::GCConductor)::$_15>::run() + 141 (SlotVisitor.h:263)
6   com.apple.JavaScriptCore      	0x000000010bdbfe4c WTF::ParallelHelperClient::runTask(WTF::RefPtr<WTF::SharedTask<void ()>, WTF::DumbPtrTraits<WTF::SharedTask<void ()> > >) + 44 (DumbPtrTraits.h:41)
7   com.apple.JavaScriptCore      	0x000000010bdc0890 WTF::ParallelHelperPool::Thread::work() + 48 (utility:754)
8   com.apple.JavaScriptCore      	0x000000010bd9a5de WTF::Function<void ()>::CallableWrapper<WTF::AutomaticThread::start(WTF::AbstractLocker const&)::$_0>::call() + 302 (AutomaticThread.cpp:223)
9   com.apple.JavaScriptCore      	0x000000010bdd9851 WTF::Thread::entryPoint(WTF::Thread::NewThreadContext*) + 225 (memory:2735)
10  com.apple.JavaScriptCore      	0x000000010bddb229 WTF::wtfThreadEntryPoint(void*) + 9 (ThreadingPthreads.cpp:224)