Intermittent /html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html | TextTrack's cues are indexed and updated in order during video playback - assert_equals: expected (undefined) undefined but got (object) ob
Categories
(Core :: Audio/Video, defect, P2)
Tracking
()
People
(Reporter: intermittent-bug-filer, Assigned: alwu)
Details
(Keywords: intermittent-failure, regression, Whiteboard: [stockwell disabled])
Attachments
(1 file)
#[markdown(off)]
Filed by: nbeleuzu [at] mozilla.com
https://treeherder.mozilla.org/logviewer.html#?job_id=232602012&repo=autoland
06:00:54 INFO - TEST-START | /html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html
06:00:54 INFO - Setting pref dom.security.featurePolicy.enabled (true)
06:00:54 INFO - Setting pref dom.security.featurePolicy.header.enabled (true)
06:00:54 INFO - Setting pref dom.security.featurePolicy.webidl.enabled (true)
06:00:57 INFO -
06:00:57 INFO - TEST-UNEXPECTED-FAIL | /html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html | TextTrack's cues are indexed and updated in order during video playback - assert_equals: expected (undefined) undefined but got (object) object "[object VTTCue]"
06:00:57 INFO - cueEntered@http://web-platform.test:8000/html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html:32:13
06:00:57 INFO - Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:1587:25
06:00:57 INFO - Test.prototype.step_func/<@http://web-platform.test:8000/resources/testharness.js:1611:35
06:00:57 INFO - EventHandlerNonNull*attemptTests@http://web-platform.test:8000/html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html:21:53
06:00:57 INFO - Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:1587:25
06:00:57 INFO - Test.prototype.step_func/<@http://web-platform.test:8000/resources/testharness.js:1611:35
06:00:57 INFO - EventHandlerNonNull*@http://web-platform.test:8000/html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html:16:36
06:00:57 INFO - Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:1587:25
06:00:57 INFO - async_test@http://web-platform.test:8000/resources/testharness.js:576:22
06:00:57 INFO - @http://web-platform.test:8000/html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html:10:5
06:00:57 INFO - TEST-OK | /html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html | took 2390ms
Comment 1•6 years ago
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Updated•6 years ago
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Updated•6 years ago
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Assignee | ||
Comment 6•6 years ago
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According to the fail log, all the test fails are failed at the same assertion,
assert_equals: expected (undefined) undefined but got (object) object "[object VTTCue]
This error occured at [1], which means the currentCue
is undefined. However, currentCue
is a event.target
, which shouldn't be null
at that time. All these failures happened on the Windows, so I'm wondering whehther there is any bug for event dispatching on Windows.
Hi, Smaug,
Do you have any idea why event.target
would be null
in this case? Is it possible there are something wrong on Windows causing the incorrect event dispatching, which results in the null
event target?
Thank you!
Comment 7•6 years ago
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But undefined isn't null.
DOM event dispatch doesn't have anything platform specific.
Do we possibly get 'enter' event after the page has been already unloaded and then wrapping the event fails?
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Comment 12•6 years ago
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Alastor are you working on this or should we disable it?
There are 109 total failures in the last 7 days mostly on windows10-64 debug and pgo, but also on windows7-32, windows10-64-qr
Recent failure log: https://treeherder.mozilla.org/logviewer.html#/jobs?job_id=234254430&repo=mozilla-central&lineNumber=28089
23:18:10 INFO - TEST-START | /html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html
23:18:10 INFO - Closing window 57982058497
23:18:10 INFO - PID 9448 | [Parent 4948, Gecko_IOThread] WARNING: pipe error: 109: file z:/build/build/src/ipc/chromium/src/chrome/common/ipc_channel_win.cc, line 341
23:18:10 INFO - PID 9448 | [Child 4904, Chrome_ChildThread] WARNING: pipe error: 109: file z:/build/build/src/ipc/chromium/src/chrome/common/ipc_channel_win.cc, line 341
23:18:10 INFO - PID 9448 | [Child 4904, Chrome_ChildThread] WARNING: pipe error: 109: file z:/build/build/src/ipc/chromium/src/chrome/common/ipc_channel_win.cc, line 341
23:18:10 INFO - PID 9448 | [Parent 4948, Gecko_IOThread] WARNING: pipe error: 109: file z:/build/build/src/ipc/chromium/src/chrome/common/ipc_channel_win.cc, line 341
23:18:10 INFO - PID 9448 | [GPU 4428, Chrome_ChildThread] WARNING: pipe error: 109: file z:/build/build/src/ipc/chromium/src/chrome/common/ipc_channel_win.cc, line 341
23:18:10 INFO - PID 9448 | [GPU 4428, Chrome_ChildThread] WARNING: pipe error: 109: file z:/build/build/src/ipc/chromium/src/chrome/common/ipc_channel_win.cc, line 341
23:18:10 INFO - PID 9448 | ###!!! [Parent][RunMessage] Error: Channel closing: too late to send/recv, messages will be lost
23:18:10 INFO - PID 9448 | [GPU 4428, Chrome_ChildThread] WARNING: pipe error: 109: file z:/build/build/src/ipc/chromium/src/chr++DOCSHELL 0000012643E4D000 == 1 [pid = 10000] [id = {0e25ae7e-2339-455b-b311-63510fe1656e}]
23:18:10 INFO - PID 9448 | ome/common/ipc_channel_win.cc, line 341
23:18:10 INFO - PID 9448 | ++DOMWINDOW == 1 (0000012649CE8020) [pid = 10000] [serial = 1] [outer = 0000000000000000]
23:18:10 INFO - PID 9448 | [Parent 4948, Gecko_IOThread] WARNING: pipe error: 109: file z:/build/build/src/ipc/chromium/src/chrome/common/ipc_channel_win.cc, line 341
23:18:10 INFO - PID 9448 | [Parent 4948, Gecko_IOThread] WARNING: pipe error: 109: file z:/build/build/src/ipc/chromium/src/chrome/common/ipc_channel_win.cc, line 341
23:18:10 INFO - PID 9448 | [Parent 4948, Gecko_IOThread] WARNING: pipe error: 109: file z:/build/build/src/ipc/chromium/src/chrome/common/ipc_channel_win.cc, line 341
23:18:10 INFO - PID 9448 | ++DOMWINDOW == 2 (0000012649C68000) [pid = 10000] [serial = 2] [outer = 0000012649CE8020]
23:18:10 INFO - PID 9448 | --DOMWINDOW == 1 (0000026DC2AE8020) [pid = 4904] [serial = 1] [outer = 0000000000000000] [url = http://web-platform.test:8000/html/semantics/embedded-content/media-elements/track/track-element/track-cues-cuechange.html]
23:18:10 INFO - PID 9448 | --DOCSHELL 0000026DBCA4D000 == 0 [pid = 4904] [id = {69c5ed33-0d0a-4e7e-802e-ef8d7e3cd215}] [url = http://web-platform.test:8000/html/semantics/embedded-content/media-elements/track/track-element/track-cues-cuechange.html]
23:18:10 INFO - PID 9448 | --DOMWINDOW == 0 (0000026DC4551400) [pid = 4904] [serial = 4] [outer = 0000000000000000] [url = http://web-platform.test:8000/html/semantics/embedded-content/media-elements/track/track-element/track-cues-cuechange.html]
23:18:10 INFO - PID 9448 | nsStringStats
23:18:10 INFO - PID 9448 | => mAllocCount: 7902
23:18:10 INFO - PID 9448 | => mReallocCount: 0
23:18:10 INFO - PID 9448 | => mFreeCount: 7902
23:18:10 INFO - PID 9448 | => mShareCount: 6704
23:18:10 INFO - PID 9448 | => mAdoptCount: 590
23:18:10 INFO - PID 9448 | => mAdoptFreeCount: 594
23:18:10 INFO - PID 9448 | => Process ID: 4904, Thread ID: 9316
23:18:10 INFO - PID 9448 | ++DOMWINDOW == 3 (000001264A27A000) [pid = 10000] [serial = 3] [outer = 0000012649CE8020]
23:18:10 INFO - PID 9448 | [Child 10000, Main Thread] WARNING: NS_ENSURE_SUCCESS(rv, rv) failed with result 0x80004005: file z:/build/build/src/xpcom/base/nsSystemInfo.cpp, line 111
23:18:10 INFO - PID 9448 | [Child 10000, Main Thread] WARNING: site security information will not be persisted: file z:/build/build/src/security/manager/ssl/nsSiteSecurityService.cpp, line 506
23:18:10 INFO - PID 9448 | [Parent 4948, Main Thread] WARNING:### XPC'NS_FAILED(rv)', fileOM_MEM_BLOAT_LOG defined -- logging bloat/ z:/build/build/src/netwleaks to c:\users\task_1552688370\erk/url-classifappdata\local\temp\ier/UrlClassifierCommon.cpp, line 117
23:18:10 INFO - PID 9448 | tmpadfmgy.mozrunner\runtests_leaks_1520_tab_pid8788.log
23:18:10 INFO - PID 9448 | ++DOMWINDOW == 4 (000001264BB4D400) [pid = 10000] [serial = 4] [outer = 0000012649CE8020]
23:18:10 INFO - PID 9448 | [Parent 4948, Main Thread] WARNING: '!parent', file z:/build/build/src/netwerk/ipc/NeckoParent.cpp, line 954
23:18:12 INFO -
23:18:12 INFO - TEST-UNEXPECTED-FAIL | /html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html | TextTrack's cues are indexed and updated in order during video playback - assert_equals: expected (undefined) undefined but got (object) object "[object VTTCue]"
23:18:12 INFO - cueEntered@http://web-platform.test:8000/html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html:32:13
23:18:12 INFO - Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:1587:25
23:18:12 INFO - Test.prototype.step_func/<@http://web-platform.test:8000/resources/testharness.js:1611:35
23:18:12 INFO - EventHandlerNonNullattemptTests@http://web-platform.test:8000/html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html:21:53
23:18:12 INFO - Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:1587:25
23:18:12 INFO - Test.prototype.step_func/<@http://web-platform.test:8000/resources/testharness.js:1611:35
23:18:12 INFO - EventHandlerNonNull@http://web-platform.test:8000/html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html:16:36
23:18:12 INFO - Test.prototype.step@http://web-platform.test:8000/resources/testharness.js:1587:25
23:18:12 INFO - async_test@http://web-platform.test:8000/resources/testharness.js:576:22
23:18:12 INFO - @http://web-platform.test:8000/html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html:10:5
23:18:12 INFO - TEST-OK | /html/semantics/embedded-content/media-elements/track/track-element/track-cues-enter-exit.html | took 2674ms
Updated•6 years ago
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Updated•6 years ago
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Comment 15•6 years ago
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Hi, Andreea,
Could you help me disable this test for now? because I haven't found the root cause so we should disable it first and I will keep investigate it.
Thank you!
Comment 16•6 years ago
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Updated•6 years ago
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Comment 17•6 years ago
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Comment 18•6 years ago
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Cristina disabled the patch, let us know if you need anything else Alastor.
Comment 19•6 years ago
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bugherder |
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Updated•6 years ago
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Updated•2 years ago
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Comment 34•2 months ago
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https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit BugBot documentation.
Updated•2 months ago
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Description
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