237854 2022-03-14 15:34:45 -0700 REGRESSION(r288464?):[ iOS15 Release GPUP arm64 ] TestWebKitAPI.GPUProcess.ExitsUnderMemoryPressureGetUserMediaAudioCase is a constant failure 2022-04-26 08:52:58 -0700 1 1 1 Unclassified WebKit WebRTC WebKit Nightly Build Unspecified Unspecified RESOLVED FIXED https://bugs.webkit.org/show_bug.cgi?id=239115 InRadar P2 Normal --- 1 jenner youennf eric.carlson ews-watchlist glenn jer.noble jonlee philipj sergio webkit-bot-watchers-bugzilla webkit-bug-importer youennf oldest_to_newest 1851039 0 jenner 2022-03-14 15:34:45 -0700 TestWebKitAPI.GPUProcess.ExitsUnderMemoryPressureWebRTCCase is a constantly failing api-test on iOS15 Release GPUP simulators running on arm64. HISTORY: https://results.webkit.org/?suite=api-tests&test=TestWebKitAPI.GPUProcess.ExitsUnderMemoryPressureWebRTCCase Failure Text: TestWebKitAPI.GPUProcess.ExitsUnderMemoryPressureWebRTCCase 2022-03-14 09:08:40.058 TestWebKitAPI[18453:83620880] Writing analzed variants. (webrtc_video_engine.cc:3482): Absent receive stream; ignoring clearing encoded frame sink for ssrc 0 thread_policy_set(1) returned 46..... /Volumes/Data/worker/ios-simulator-15-release/build/Tools/TestWebKitAPI/Tests/WebKitCocoa/GPUProcess.mm:630 Expected equality of these values: 0 [configuration.get().processPool _gpuProcessIdentifier] Which is: 18459 1851041 1 webkit-bug-importer 2022-03-14 15:35:16 -0700 <rdar://problem/90273222> 1851104 2 jenner 2022-03-14 18:30:06 -0700 I was able to reproduce the failure at iOS15 Release ToT using the following test: run-api-tests --ios-simulator TestWebKitAPI.GPUProcess.ExitsUnderMemoryPressureWebRTCCase --release --verbose I have not been able to discover the regression point because my simulator does not want to run on the debug builds I am downloading. 1856855 3 ryanhaddad 2022-03-31 10:27:55 -0700 Can we disable this test for now? It is slowing down EWS. 1859206 4 youennf 2022-04-07 05:35:19 -0700 This seems iOS specific, so we should probably reenable it in MacOS. And maybe split the test to better understand the issue. 1859208 5 youennf 2022-04-07 05:36:57 -0700 https://bugs.webkit.org/show_bug.cgi?id=238927 1860614 6 youennf 2022-04-12 00:46:39 -0700 After splitting the test, we can see that the failure is specific to audio capture. https://results.webkit.org/?suite=api-tests&suite=api-tests&suite=api-tests&test=TestWebKitAPI.GPUProcess.ExitsUnderMemoryPressureGetUserMediaAudioCase&test=TestWebKitAPI.GPUProcess.ExitsUnderMemoryPressureGetUserMediaVideoCase&test=TestWebKitAPI.GPUProcess.ExitsUnderMemoryPressureWebRTCCase Let's rename this bug. 1864381 7 458339 youennf 2022-04-26 01:27:35 -0700 Created attachment 458339 Patch 1864472 8 ews-feeder 2022-04-26 08:52:55 -0700 Committed r293425 (249985@main): <https://commits.webkit.org/249985@main> All reviewed patches have been landed. Closing bug and clearing flags on attachment 458339. 458339 2022-04-26 01:27:35 -0700 2022-04-26 08:52:57 -0700 Patch bug-237854-20220426102733.patch text/plain 13208 youennf U3VidmVyc2lvbiBSZXZpc2lvbjogMjkzMzE5CmRpZmYgLS1naXQgYS9Tb3VyY2UvV2ViS2l0L0No YW5nZUxvZyBiL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCmluZGV4IDkyMTMwYzNmZmY4ZTRmZTFk N2I1NjMwYTUzZjEzZmNhOGVhZjEzNmEuLjI1NTU5ZTAxYzUxOTRlOTBjYTcwMGU4NmJhYjdhYzZk NDRiZDM4OWYgMTAwNjQ0Ci0tLSBhL1NvdXJjZS9XZWJLaXQvQ2hhbmdlTG9nCisrKyBiL1NvdXJj ZS9XZWJLaXQvQ2hhbmdlTG9nCkBAIC0xLDMgKzEsMjYgQEAKKzIwMjItMDQtMjYgIFlvdWVubiBG YWJsZXQgIDx5b3Vlbm5AYXBwbGUuY29tPgorCisgICAgICAgIFJFR1JFU1NJT04ocjI4ODQ2ND8p OlsgaU9TMTUgUmVsZWFzZSBHUFVQIGFybTY0IF0gVGVzdFdlYktpdEFQSS5HUFVQcm9jZXNzLkV4 aXRzVW5kZXJNZW1vcnlQcmVzc3VyZUdldFVzZXJNZWRpYUF1ZGlvQ2FzZSBpcyBhIGNvbnN0YW50 IGZhaWx1cmUKKyAgICAgICAgaHR0cHM6Ly9idWdzLndlYmtpdC5vcmcvc2hvd19idWcuY2dpP2lk PTIzNzg1NAorICAgICAgICA8cmRhcjovL3Byb2JsZW0vOTAyNzMyMjI+CisKKyAgICAgICAgUmV2 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