Closed Bug 1281715 Opened 8 years ago Closed 6 years ago

"Assertion failure: mElements.Contains(cur)" with createShadowRoot and removing stylesheet

Categories

(Core :: DOM: Core & HTML, defect, P2)

Product:
Core
Component:
DOM: Core & HTML
Type:
defect

Tracking

()

Status:
RESOLVED FIXED
Milestone:
mozilla57
Tracking Flags:
Tracking Status
firefox-esr52 --- disabled
firefox56 --- disabled
firefox57 --- fixed

People

(Reporter: jruderman, Assigned: emilio)

References

Details

(Keywords: assertion, testcase)

Attachments

(2 files)

testcase
472 bytes, text/html
Details
stack
11.12 KB, text/plain
Details
Attached file testcase — 
Assertion failure: mElements.Contains(cur), at layout/style/nsCSSRuleProcessor.cpp:4099

DOMFuzz found this by modifying https://dxr.mozilla.org/mozilla-central/source/layout/reftests/css-display/display-contents-shadow-dom-1.html
Attached file stack — 
Blocks: shadowdom-initial-release
Flags: needinfo?(william)
Priority: -- → P2

    
    

    
  
Tested with webcomponents preffed on and Stylo preffed off.

Fix range:
INFO: First good revision: 3c698f2b2eed6e29d6346c798e6234bd5b2696c4
INFO: Last bad revision: bfea6090979c54bea1d4b7ef56a8fa8f641da39a
INFO: Pushlog:
https://hg.mozilla.org/integration/mozilla-inbound/pushloghtml?fromchange=bfea6090979c54bea1d4b7ef56a8fa8f641da39a&tochange=3c698f2b2eed6e29d6346c798e6234bd5b2696c4

Presumably something in Emilio's push. NI myself to land a crashtest.
Assignee: nobody → emilio
Status: NEW → RESOLVED
Has Regression Range: --- → no
Closed: 6 years ago

          status-firefox50:
          affected → ---

          status-firefox56:
          --- → disabled

          status-firefox57:
          --- → fixed

          status-firefox-esr52:
          --- → disabled
Flags: needinfo?(ryanvm)
Flags: in-testsuite?
Resolution: --- → FIXED
Target Milestone: --- → mozilla57
Flags: needinfo?(ryanvm)
Flags: in-testsuite?
Flags: in-testsuite+
Component: DOM → DOM: Core & HTML

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