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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - REGRESSION: Assertion failures in InspectorTimelineAgent::didCompleteCurrentRecord"
href="https://bugs.webkit.org/show_bug.cgi?id=153721">153721</a>
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<th>Summary</th>
<td>REGRESSION: Assertion failures in InspectorTimelineAgent::didCompleteCurrentRecord
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<th>Classification</th>
<td>Unclassified
</td>
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<th>Product</th>
<td>WebKit
</td>
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<th>Version</th>
<td>WebKit Nightly Build
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<th>Hardware</th>
<td>Unspecified
</td>
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<th>OS</th>
<td>Unspecified
</td>
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<th>Status</th>
<td>NEW
</td>
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<th>Severity</th>
<td>Normal
</td>
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<th>Priority</th>
<td>P2
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<th>Component</th>
<td>Web Inspector
</td>
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<th>Assignee</th>
<td>webkit-unassigned@lists.webkit.org
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<th>Reporter</th>
<td>ap@webkit.org
</td>
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<th>CC</th>
<td>bburg@apple.com, graouts@webkit.org, joepeck@webkit.org, mattbaker@apple.com, nvasilyev@apple.com, ryanhaddad@apple.com, timothy@apple.com, webkit-bug-importer@group.apple.com
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<pre>We have started seeing frequent assertion failures in InspectorTimelineAgent::didCompleteCurrentRecord a couple days ago. Not a lot of tests crash, but overall, this nearly blocks debug EWS.
E.g.:
<a href="http://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#tests=imported%2Fblink%2Fanimations%2Fbase-render-style-body-crash.html">http://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#tests=imported%2Fblink%2Fanimations%2Fbase-render-style-body-crash.html</a>
<a href="http://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=imported%2Fblink%2Fcompositing%2Flayer-creation%2Fiframe-clip-removed.html">http://webkit-test-results.webkit.org/dashboards/flakiness_dashboard.html#showAllRuns=true&tests=imported%2Fblink%2Fcompositing%2Flayer-creation%2Fiframe-clip-removed.html</a>
ASSERTION FAILED: entry.type == type
/Volumes/Data/slave/elcapitan-debug/build/Source/WebCore/inspector/InspectorTimelineAgent.cpp(520) : void WebCore::InspectorTimelineAgent::didCompleteCurrentRecord(WebCore::TimelineRecordType)
1 0x110108670 WTFCrash
2 0x1131ac270 WebCore::InspectorTimelineAgent::didCompleteCurrentRecord(WebCore::TimelineRecordType)
3 0x1131b086c WebCore::InspectorTimelineAgent::internalStart(int const*)::$_1::operator()() const
4 0x1131b077d void std::__1::__invoke_void_return_wrapper<void>::__call<WebCore::InspectorTimelineAgent::internalStart(int const*)::$_1&>(WebCore::InspectorTimelineAgent::internalStart(int const*)::$_1&&&)</pre>
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