Bug: Intermittent browser/base/content/test/general/browser_domFullscreen_fullscreenMode.js | single tracking bug
Status: NEW
Priority: P5
Created: 2023-10-28 03:13:24+00:00
Resolved: 2025-03-03 06:50:44+00:00

**Filed by:** ctuns [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=434136897&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/OOBZMH6KR9quWfTbnZMrNw/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2023-10-28T01:04:33.724Z] 01:04:33     INFO - TEST-PASS | browser/base/content/test/general/browser_domFullscreen_fullscreenMode.js | The fullscreen state of the chrome should match - 
[task 2023-10-28T01:04:33.724Z] 01:04:33     INFO - > Enter DOM fullscreen
[task 2023-10-28T01:04:33.724Z] 01:04:33     INFO - Buffered messages logged at 01:04:01
[task 2023-10-28T01:04:33.724Z] 01:04:33     INFO - Console message: [JavaScript Error: "uncaught exception: undefined - timed out after 50 tries."]
[task 2023-10-28T01:04:33.724Z] 01:04:33     INFO - Buffered messages finished
[task 2023-10-28T01:04:33.725Z] 01:04:33     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/general/browser_domFullscreen_fullscreenMode.js | Test timed out - 
[task 2023-10-28T01:04:41.435Z] 01:04:41     INFO - GECKO(2650) | JavaScript error: , line 0: uncaught exception: undefined - timed out after 50 tries.
[task 2023-10-28T01:04:41.435Z] 01:04:41     INFO - Console message: [JavaScript Error: "uncaught exception: undefined - timed out after 50 tries."]
[task 2023-10-28T01:10:51.584Z] 01:10:51     INFO - TEST-UNEXPECTED-TIMEOUT | browser/base/content/test/general/browser_domFullscreen_fullscreenMode.js | application timed out after 370 seconds with no output
[task 2023-10-28T01:10:51.584Z] 01:10:51     INFO - TEST-INFO took 422504ms
[task 2023-10-28T01:10:51.584Z] 01:10:51     INFO - Buffered messages finished
[task 2023-10-28T01:10:51.584Z] 01:10:51  WARNING - Force-terminating active process(es).
[task 2023-10-28T01:10:51.584Z] 01:10:51     INFO - Determining child pids from psutil...
[task 2023-10-28T01:10:51.585Z] 01:10:51     INFO - [2651, 2652, 2653, 2655, 2656, 2657, 2658, 2659, 2683, 2692, 2693, 2920, 2921, 2932, 2933]
[task 2023-10-28T01:10:51.586Z] 01:10:51     INFO - ==> process 2650 launched child process 2651
[task 2023-10-28T01:10:51.586Z] 01:10:51     INFO - ==> process 2650 launched child process 2652
[task 2023-10-28T01:10:51.586Z] 01:10:51     INFO - ==> process 2650 launched child process 2653
[task 2023-10-28T01:10:51.586Z] 01:10:51     INFO - ==> process 2650 launched child process 2655
[task 2023-10-28T01:10:51.586Z] 01:10:51     INFO - ==> process 2650 launched child process 2656
[task 2023-10-28T01:10:51.586Z] 01:10:51     INFO - ==> process 2650 launched child process 2657
[task 2023-10-28T01:10:51.586Z] 01:10:51     INFO - ==> process 2650 launched child process 2658
[task 2023-10-28T01:10:51.586Z] 01:10:51     INFO - ==> process 2650 launched child process 2659
[task 2023-10-28T01:10:51.586Z] 01:10:51     INFO - ==> process 2650 launched child process 2660
[task 2023-10-28T01:10:51.586Z] 01:10:51     INFO - ==> process 2650 launched child process 2661
[task 2023-10-28T01:10:51.587Z] 01:10:51     INFO - ==> process 2650 launched child process 2662
[task 2023-10-28T01:10:51.587Z] 01:10:51     INFO - ==> process 2650 launched child process 2667
[task 2023-10-28T01:10:51.587Z] 01:10:51     INFO - ==> process 2650 launched child process 2668
[task 2023-10-28T01:10:51.587Z] 01:10:51     INFO - ==> process 2650 launched child process 2669
[task 2023-10-28T01:10:51.587Z] 01:10:51     INFO - ==> process 2650 launched child process 2670
[task 2023-10-28T01:10:51.587Z] 01:10:51     INFO - ==> process 2650 launched child process 2671
[task 2023-10-28T01:10:51.587Z] 01:10:51     INFO - ==> process 2650 launched child process 2672
[task 2023-10-28T01:10:51.587Z] 01:10:51     INFO - ==> process 2650 launched child process 2673
[task 2023-10-28T01:10:51.587Z] 01:10:51     INFO - ==> process 2650 launched child process 2674
[task 2023-10-28T01:10:51.587Z] 01:10:51     INFO - ==> process 2650 launched child process 2675
[task 2023-10-28T01:10:51.588Z] 01:10:51     INFO - ==> process 2650 launched child process 2676
[task 2023-10-28T01:10:51.588Z] 01:10:51     INFO - ==> process 2650 launched child process 2677
[task 2023-10-28T01:10:51.588Z] 01:10:51     INFO - ==> process 2650 launched child process 2678
[task 2023-10-28T01:10:51.588Z] 01:10:51     INFO - ==> process 2650 launched child process 2679
[task 2023-10-28T01:10:51.588Z] 01:10:51     INFO - ==> process 2650 launched child process 2680
[task 2023-10-28T01:10:51.588Z] 01:10:51     INFO - ==> process 2650 launched child process 2681
[task 2023-10-28T01:10:51.588Z] 01:10:51     INFO - ==> process 2650 launched child process 2683
[task 2023-10-28T01:10:51.588Z] 01:10:51     INFO - ==> process 2650 launched child process 2692
[task 2023-10-28T01:10:51.589Z] 01:10:51     INFO - ==> process 2650 launched child process 2693
[task 2023-10-28T01:10:51.589Z] 01:10:51     INFO - ==> process 2650 launched child process 2868
[task 2023-10-28T01:10:51.589Z] 01:10:51     INFO - ==> process 2650 launched child process 2869
[task 2023-10-28T01:10:51.589Z] 01:10:51     INFO - ==> process 2650 launched child process 2870
[task 2023-10-28T01:10:51.589Z] 01:10:51     INFO - ==> process 2650 launched child process 2875
[task 2023-10-28T01:10:51.589Z] 01:10:51     INFO - ==> process 2650 launched child process 2876
[task 2023-10-28T01:10:51.589Z] 01:10:51     INFO - ==> process 2650 launched child process 2877
[task 2023-10-28T01:10:51.589Z] 01:10:51     INFO - ==> process 2650 launched child process 2878
[task 2023-10-28T01:10:51.589Z] 01:10:51     INFO - ==> process 2650 launched child process 2879
[task 2023-10-28T01:10:51.590Z] 01:10:51     INFO - ==> process 2650 launched child process 2880
[task 2023-10-28T01:10:51.590Z] 01:10:51     INFO - ==> process 2650 launched child process 2881
[task 2023-10-28T01:10:51.590Z] 01:10:51     INFO - ==> process 2650 launched child process 2882
[task 2023-10-28T01:10:51.590Z] 01:10:51     INFO - ==> process 2650 launched child process 2883
[task 2023-10-28T01:10:51.590Z] 01:10:51     INFO - ==> process 2650 launched child process 2884
[task 2023-10-28T01:10:51.590Z] 01:10:51     INFO - ==> process 2650 launched child process 2885
[task 2023-10-28T01:10:51.590Z] 01:10:51     INFO - ==> process 2650 launched child process 2886
[task 2023-10-28T01:10:51.590Z] 01:10:51     INFO - ==> process 2650 launched child process 2887
[task 2023-10-28T01:10:51.590Z] 01:10:51     INFO - ==> process 2650 launched child process 2889
[task 2023-10-28T01:10:51.590Z] 01:10:51     INFO - ==> process 2650 launched child process 2888
[task 2023-10-28T01:10:51.590Z] 01:10:51     INFO - ==> process 2650 launched child process 2890
[task 2023-10-28T01:10:51.591Z] 01:10:51     INFO - ==> process 2650 launched child process 2891
[task 2023-10-28T01:10:51.591Z] 01:10:51     INFO - ==> process 2650 launched child process 2896
[task 2023-10-28T01:10:51.591Z] 01:10:51     INFO - ==> process 2650 launched child process 2897
[task 2023-10-28T01:10:51.591Z] 01:10:51     INFO - ==> process 2650 launched child process 2898
[task 2023-10-28T01:10:51.591Z] 01:10:51     INFO - ==> process 2650 launched child process 2899
[task 2023-10-28T01:10:51.591Z] 01:10:51     INFO - ==> process 2650 launched child process 2900
[task 2023-10-28T01:10:51.591Z] 01:10:51     INFO - ==> process 2650 launched child process 2901
[task 2023-10-28T01:10:51.591Z] 01:10:51     INFO - ==> process 2650 launched child process 2902
[task 2023-10-28T01:10:51.591Z] 01:10:51     INFO - ==> process 2650 launched child process 2903
[task 2023-10-28T01:10:51.591Z] 01:10:51     INFO - ==> process 2650 launched child process 2904
[task 2023-10-28T01:10:51.591Z] 01:10:51     INFO - ==> process 2650 launched child process 2905
[task 2023-10-28T01:10:51.591Z] 01:10:51     INFO - ==> process 2650 launched child process 2906
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2907
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2908
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2913
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2914
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2915
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2916
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2917
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2918
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2919
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2920
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2921
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2932
[task 2023-10-28T01:10:51.592Z] 01:10:51     INFO - ==> process 2650 launched child process 2933
[task 2023-10-28T01:10:51.593Z] 01:10:51     INFO - Found child pids: {2692, 2693, 2916, 2679, 2908, 2680, 2917, 2868, 2869, 2870, 2919, 2875, 2876, 2877, 2878, 2879, 2880, 2881, 2882, 2883, 2884, 2885, 2886, 2887, 2888, 2889, 2890, 2891, 2915, 2918, 2896, 2897, 2898, 2899, 2900, 2901, 2902, 2903, 2904, 2905, 2906, 2651, 2652, 2653, 2907, 2655, 2656, 2657, 2658, 2659, 2660, 2661, 2662, 2913, 2920, 2921, 2914, 2667, 2668, 2669, 2670, 2671, 2672, 2673, 2674, 2675, 2932, 2933, 2676, 2677, 2678, 2681, 2683}
[task 2023-10-28T01:10:51.593Z] 01:10:51     INFO - Failed to get child procs
[task 2023-10-28T01:10:51.593Z] 01:10:51     INFO - Killing process: 2692
[task 2023-10-28T01:10:51.593Z] 01:10:51     INFO - Not taking screenshot here: see the one that was previously logged
[task 2023-10-28T01:10:51.593Z] 01:10:51     INFO - Killing process: 2693
[task 2023-10-28T01:10:51.593Z] 01:10:51     INFO - Not taking screenshot here: see the one that was previously logged
[task 2023-10-28T01:10:51.593Z] 01:10:51     INFO - Killing process: 2916
[task 2023-10-28T01:10:51.593Z] 01:10:51     INFO - Not taking screenshot here: see the one that was previously logged
[task 2023-10-28T01:10:51.593Z] 01:10:51     INFO - Can't trigger Breakpad, process no longer exists
<...>
[task 2023-10-28T01:10:51.611Z] 01:10:51     INFO - Killing process: 2650
[task 2023-10-28T01:10:51.611Z] 01:10:51     INFO - Not taking screenshot here: see the one that was previously logged
[task 2023-10-28T01:10:51.647Z] 01:10:51     INFO - psutil found pid 2650 dead
[task 2023-10-28T01:27:31.655Z] 01:27:31     INFO - Automation Error: mozharness timed out after 1000 seconds running ['/opt/worker/tasks/task_169845347709008/build/venv/bin/python', '-u', '/opt/worker/tasks/task_169845347709008/build/tests/mochitest/runtests.py', 'browser/base/content/test/backforward/browser.toml', 'browser/base/content/test/general/browser.toml', 'browser/base/content/test/pageActions/browser.toml', 'browser/base/content/test/popups/browser.toml', 'browser/base/content/test/statuspanel/browser.toml', 'browser/base/content/test/webrtc/browser.toml', 'browser/components/doh/test/browser/browser.toml', 'browser/components/enterprisepolicies/tests/browser/hardware_acceleration/browser.toml', 'browser/components/firefoxview/tests/browser/firefoxview-next/browser.toml', 'browser/components/places/tests/browser/interactions/browser.toml', 'browser/components/protocolhandler/test/browser/browser.toml', 'browser/components/shell/test/browser.toml', 'browser/components/uitour/test/browser.toml', 'browser/extensions/formautofill/test/browser/address/browser.toml', 'browser/extensions/webcompat/tests/browser/browser.toml', 'dom/base/test/fmm/browser.toml', 'dom/fetch/tests/browser.toml', 'dom/midi/tests/browser.toml', 'dom/security/test/https-only/browser.toml', 'dom/webauthn/tests/browser/browser.toml', 'ipc/glue/test/browser/browser.toml', 'layout/style/test/browser.toml', 'services/fxaccounts/tests/browser/browser.toml', 'toolkit/components/alerts/test/browser.toml', 'toolkit/components/cookiebanners/test/browser/browser.toml', 'toolkit/components/messaging-system/schemas/SpecialMessageActionSchemas/test/browser/browser.toml', 'toolkit/components/pictureinpicture/tests/browser.toml', 'toolkit/components/satchel/test/browser/browser.toml', 'toolkit/components/viewsource/test/browser/browser.toml', 'toolkit/mozapps/extensions/test/browser/browser.toml', '--setpref=layout.css.stylo-threads=4', '--setpref=network.process.enabled=true', '--setpref=network.http.network_access_on_socket_process.enabled=true', '--setpref=layers.d3d11.enable-blacklist=false', '--appname=/opt/worker/tasks/task_169845347709008/build/application/Firefox Nightly.app/Contents/MacOS/firefox', '--utility-path=tests/bin', '--extra-profile-file=tests/bin/plugins', '--symbols-path=https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/NCvUITZFQF2scPvIpi38gA/artifacts/public/build/target.crashreporter-symbols.zip', '--certificate-path=tests/certs', '--quiet', '--log-errorsummary=/opt/worker/tasks/task_169845347709008/build/blobber_upload_dir/mochitest-browser-chrome_errorsummary.log', '--screenshot-on-fail', '--cleanup-crashes', '--marionette-startup-timeout=180', '--sandbox-read-whitelist=/opt/worker/tasks/task_169845347709008/build', '--log-raw=-', '--flavor=browser', '--chunk-by-runtime']
[taskcluster:error] Aborting task...
[taskcluster:warn 2023-10-28T02:29:09.400Z] no such process
[taskcluster 2023-10-28T02:29:09.401Z] === Task Finished ===
[taskcluster 2023-10-28T02:29:09.401Z] Task Duration: 1h30m0.07591s
[taskcluster 2023-10-28T02:29:09.485Z] Uploading artifact public/logs/localconfig.json from file /opt/worker/tasks/task_169845347709008/logs/localconfig.json with content encoding "gzip", mime type "application/json" and expiry 2024-10-26T22:17:07.550Z
[taskcluster 2023-10-28T02:29:09.862Z] Uploading artifact public/test_info/manifests.list from file /opt/worker/tasks/task_169845347709008/build/blobber_upload_dir/manifests.list with content encoding "gzip", mime type "text/plain; charset=utf-8" and expiry 2024-10-26T22:17:07.550Z
[taskcluster 2023-10-28T02:29:10.159Z] Uploading artifact public/test_info/mochitest-browser-chrome_errorsummary.log from file /opt/worker/tasks/task_169845347709008/build/blobber_upload_dir/mochitest-browser-chrome_errorsummary.log with content encoding "gzip", mime type "text/plain" and expiry 2024-10-26T22:17:07.550Z
[taskcluster 2023-10-28T02:29:10.442Z] Uploading artifact public/test_info/mozilla-test-fail-screenshot_hi5lva2k.png from file /opt/worker/tasks/task_169845347709008/build/blobber_upload_dir/mozilla-test-fail-screenshot_hi5lva2k.png with content encoding "identity", mime type "image/png" and expiry 2024-10-26T22:17:07.550Z
[taskcluster 2023-10-28T02:29:10.728Z] Uploading artifact public/test_info/system-info.log from file /opt/worker/tasks/task_169845347709008/build/blobber_upload_dir/system-info.log with content encoding "gzip", mime type "text/plain" and expiry 2024-10-26T22:17:07.550Z
[taskcluster 2023-10-28T02:29:11.030Z] Uploading link artifact public/logs/live.log to artifact public/logs/live_backing.log with expiry 2024-10-26T22:17:07.550Z
[taskcluster:error] Task aborted - max run time exceeded
```