1725370 - Intermittent /resize-observer/observe.html | test9: simple content-box observation but keep border-box size unchanged - assert_unreached: Timed out waiting for notification. (100ms) Reached unreachable code

Status: RESOLVED DUPLICATE of bug 1724361

(Core :: Layout, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: imoraru [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=348190660&repo=autoland
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/B9K5_NBRSX6M4mvrbuSe8A/runs/0/artifacts/public/logs/live_backing.log

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[task 2021-08-12T08:41:47.270Z] 08:41:47     INFO - TEST-START | /resize-observer/observe.html
[task 2021-08-12T08:41:47.281Z] 08:41:47     INFO - Closing window 36fd1f3a-f822-4fe6-8754-75dbffb6ddb2
[task 2021-08-12T08:41:47.372Z] 08:41:47     INFO - PID 24530 | ###!!! [Parent][RunMessage] Error: Channel closing: too late to send/recv, messages will be lost
[task 2021-08-12T08:41:47.525Z] 08:41:47     INFO - PID 21315 | [Child 24935, Main Thread] WARNING: early callback, or time went backwards: '!aAllowIdleDispatch', file /builds/worker/checkouts/gecko/xpcom/threads/IdleTaskRunner.cpp:179
[task 2021-08-12T08:41:47.573Z] 08:41:47     INFO - PID 21315 | [Child 24935, Main Thread] WARNING: early callback, or time went backwards: '!aAllowIdleDispatch', file /builds/worker/checkouts/gecko/xpcom/threads/IdleTaskRunner.cpp:179
[task 2021-08-12T08:41:47.613Z] 08:41:47     INFO - PID 21315 | [Child 24935, Main Thread] WARNING: early callback, or time went backwards: '!aAllowIdleDispatch', file /builds/worker/checkouts/gecko/xpcom/threads/IdleTaskRunner.cpp:179
[task 2021-08-12T08:41:47.678Z] 08:41:47     INFO - PID 21315 | [Child 24935, Main Thread] WARNING: early callback, or time went backwards: '!aAllowIdleDispatch', file /builds/worker/checkouts/gecko/xpcom/threads/IdleTaskRunner.cpp:179
<...>
[task 2021-08-12T08:41:50.846Z] 08:41:50     INFO - TEST-OK | /referrer-policy/gen/iframe.meta/origin/iframe-tag.http.html | took 4052ms
[task 2021-08-12T08:41:50.846Z] 08:41:50     INFO - TEST-START | /referrer-policy/gen/iframe.meta/origin/img-tag.http.html
[task 2021-08-12T08:41:50.858Z] 08:41:50     INFO - Closing window 39188e18-7f5c-4a0d-be89-4a7e8f4d0ce5
[task 2021-08-12T08:41:50.909Z] 08:41:50     INFO - PID 24530 | [Child 24931, Main Thread] WARNING: 'sgo->HandleScriptError(init, &status)', file /builds/worker/checkouts/gecko/dom/base/ResizeObserverController.cpp:157
[task 2021-08-12T08:41:51.235Z] 08:41:51     INFO - PID 24530 | [Child 24931, Main Thread] WARNING: 'sgo->HandleScriptError(init, &status)', file /builds/worker/checkouts/gecko/dom/base/ResizeObserverController.cpp:157
[task 2021-08-12T08:41:51.240Z] 08:41:51     INFO - PID 24530 | [Child 24931, Main Thread] WARNING: 'sgo->HandleScriptError(init, &status)', file /builds/worker/checkouts/gecko/dom/base/ResizeObserverController.cpp:157
[task 2021-08-12T08:41:51.260Z] 08:41:51     INFO - PID 24530 | [Child 24931, Main Thread] WARNING: 'sgo->HandleScriptError(init, &status)', file /builds/worker/checkouts/gecko/dom/base/ResizeObserverController.cpp:157
[task 2021-08-12T08:41:51.758Z] 08:41:51     INFO - 
[task 2021-08-12T08:41:51.759Z] 08:41:51     INFO - TEST-PASS | /resize-observer/observe.html | ResizeObserver implemented 
[task 2021-08-12T08:41:51.759Z] 08:41:51     INFO - TEST-PASS | /resize-observer/observe.html | guard 
[task 2021-08-12T08:41:51.759Z] 08:41:51     INFO - TEST-PASS | /resize-observer/observe.html | test0: simple observation 
[task 2021-08-12T08:41:51.759Z] 08:41:51     INFO - TEST-PASS | /resize-observer/observe.html | test1: multiple observation on same element trigger only one 
[task 2021-08-12T08:41:51.759Z] 08:41:51     INFO - TEST-PASS | /resize-observer/observe.html | test2: throw exception when observing non-element 
[task 2021-08-12T08:41:51.759Z] 08:41:51     INFO - TEST-PASS | /resize-observer/observe.html | test3: disconnect stops all notifications 
[task 2021-08-12T08:41:51.760Z] 08:41:51     INFO - TEST-PASS | /resize-observer/observe.html | test4: unobserve target stops notifications, unobserve non-observed does nothing 
[task 2021-08-12T08:41:51.760Z] 08:41:51     INFO - TEST-PASS | /resize-observer/observe.html | test5: observe img 
[task 2021-08-12T08:41:51.761Z] 08:41:51     INFO - TEST-PASS | /resize-observer/observe.html | test6: iframe notifications 
[task 2021-08-12T08:41:51.761Z] 08:41:51     INFO - TEST-PASS | /resize-observer/observe.html | test7: callback.this 
[task 2021-08-12T08:41:51.762Z] 08:41:51     INFO - TEST-KNOWN-INTERMITTENT-PASS | /resize-observer/observe.html | test8: simple content-box observation 
[task 2021-08-12T08:41:51.763Z] 08:41:51     INFO - 
[task 2021-08-12T08:41:51.763Z] 08:41:51     INFO - TEST-UNEXPECTED-FAIL | /resize-observer/observe.html | test9: simple content-box observation but keep border-box size unchanged - assert_unreached: Timed out waiting for notification. (100ms) Reached unreachable code
[task 2021-08-12T08:41:51.764Z] 08:41:51     INFO - _handleTimeout/</<@http://web-platform.test:8000/resize-observer/resources/resizeTestHelper.js:108:27
[task 2021-08-12T08:41:51.764Z] 08:41:51     INFO - Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:2087:25
[task 2021-08-12T08:41:51.764Z] 08:41:51     INFO - _handleTimeout/<@http://web-platform.test:8000/resize-observer/resources/resizeTestHelper.js:107:27
[task 2021-08-12T08:41:51.764Z] 08:41:51     INFO - Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:2087:25
[task 2021-08-12T08:41:51.764Z] 08:41:51     INFO - _handleTimeout@http://web-platform.test:8000/resize-observer/resources/resizeTestHelper.js:102:23
[task 2021-08-12T08:41:51.764Z] 08:41:51     INFO - Test.prototype.step_timeout/<@http://web-platform.test:8000/resources/testharness.js:2148:22
[task 2021-08-12T08:41:51.764Z] 08:41:51     INFO - Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:2087:25
[task 2021-08-12T08:41:51.764Z] 08:41:51     INFO - Test.prototype.step_func/<@http://web-platform.test:8000/resources/testharness.js:2114:35
[task 2021-08-12T08:41:51.768Z] 08:41:51     INFO - 
[task 2021-08-12T08:41:51.768Z] 08:41:51     INFO - TEST-PASS | /resize-observer/observe.html | test10: simple border-box observation 
<...>

Comment 1

[Intermittent Failures Robot]

4 failures in 3025 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 2
• mozilla-central: 2

Platform and build breakdown:

• linux1804-64-qr: 4
  • debug: 4

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1725370&startday=2021-08-09&endday=2021-08-15&tree=all

Comment 2

[Intermittent Failures Robot]

2 failures in 2899 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 2

Platform and build breakdown:

• linux1804-64-qr: 2
  • debug: 2

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1725370&startday=2021-08-16&endday=2021-08-22&tree=all

Comment 3

[Boris Chiou [:boris]]

I didn't see any new failures after Aug. 18 since Bug 1724361 landed. Let's close this now.