Bug: Intermittent browser/components/privatebrowsing/test/browser/browser_privatebrowsing_resetPBM.js | single tracking bug
Status: REOPENED
Priority: P5
Created: 2023-10-06 14:16:08+00:00
Resolved: 2025-02-17 07:04:18+00:00

**Filed by:** smolnar [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=431569725&repo=try
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/ERix1jCtSHiIyTsMcPfFEA/runs/0/artifacts/public/logs/live_backing.log

---
```
TEST-PASS | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_resetPBM.js | Window for PBM reset trigger is private window. - true == true - 
[task 2023-10-06T13:18:16.135Z] 13:18:16     INFO - Load a bunch of tabs in the private window.
[task 2023-10-06T13:18:16.135Z] 13:18:16     INFO - Console message: [JavaScript Warning: "This page is in Quirks Mode. Page layout may be impacted. For Standards Mode use “<!DOCTYPE html>”." {file: "https://example.org/" line: 0}]
[task 2023-10-06T13:18:16.135Z] 13:18:16     INFO - Console message: [JavaScript Warning: "This page is in Quirks Mode. Page layout may be impacted. For Standards Mode use “<!DOCTYPE html>”." {file: "https://example.net/" line: 0}]
[task 2023-10-06T13:18:16.135Z] 13:18:16     INFO - Buffered messages finished
[task 2023-10-06T13:18:16.135Z] 13:18:16     INFO - TEST-UNEXPECTED-FAIL | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_resetPBM.js | Test timed out - 
[task 2023-10-06T13:18:16.135Z] 13:18:16     INFO - GECKO(3087) | MEMORY STAT | vsize 403026MB | residentFast 676MB | heapAllocated 228MB
[task 2023-10-06T13:18:16.135Z] 13:18:16     INFO - TEST-OK | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_resetPBM.js | took 45093ms
[task 2023-10-06T13:18:16.135Z] 13:18:16     INFO - checking window state
[task 2023-10-06T13:18:16.136Z] 13:18:16     INFO - Not taking screenshot here: see the one that was previously logged
[task 2023-10-06T13:18:16.136Z] 13:18:16     INFO - TEST-UNEXPECTED-FAIL | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_resetPBM.js | Found a browser window after previous test timed out - 
[task 2023-10-06T13:18:16.136Z] 13:18:16     INFO - Not taking screenshot here: see the one that was previously logged
[task 2023-10-06T13:18:16.136Z] 13:18:16     INFO - TEST-UNEXPECTED-FAIL | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_resetPBM.js | Found a browser window after previous test timed out - 
[task 2023-10-06T13:18:16.136Z] 13:18:16     INFO - Not taking screenshot here: see the one that was previously logged
[task 2023-10-06T13:18:16.136Z] 13:18:16     INFO - TEST-UNEXPECTED-FAIL | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_resetPBM.js | Found a browser window after previous test timed out - 
[task 2023-10-06T13:18:16.136Z] 13:18:16     INFO - Not taking screenshot here: see the one that was previously logged
[task 2023-10-06T13:18:16.136Z] 13:18:16     INFO - TEST-UNEXPECTED-FAIL | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_resetPBM.js | Found a browser window after previous test timed out - 
[task 2023-10-06T13:18:16.136Z] 13:18:16     INFO - GECKO(3087) | must wait for focus
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - Not taking screenshot here: see the one that was previously logged
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - TEST-UNEXPECTED-FAIL | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_resetPBM.js | Uncaught exception received from previously timed out test bound test_reset_action - at resource://testing-common/BrowserTestUtils.sys.mjs:538 - Error: The window unloaded while we were waiting for the browser to load - this should never happen.
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - Stack trace:
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - listener@resource://testing-common/BrowserTestUtils.sys.mjs:538:15
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - EventListener.handleEvent*browserLoaded/<@resource://testing-common/BrowserTestUtils.sys.mjs:553:27
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - browserLoaded@resource://testing-common/BrowserTestUtils.sys.mjs:503:12
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - test_reset_action/loadPromises<@chrome://mochitests/content/browser/browser/components/privatebrowsing/test/browser/browser_privatebrowsing_resetPBM.js:505:28
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - test_reset_action@chrome://mochitests/content/browser/browser/components/privatebrowsing/test/browser/browser_privatebrowsing_resetPBM.js:503:5
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - async*handleTask@chrome://mochikit/content/browser-test.js:1131:26
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - _runTaskBasedTest@chrome://mochikit/content/browser-test.js:1203:18
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - async*Tester_execTest@chrome://mochikit/content/browser-test.js:1345:14
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - nextTest/<@chrome://mochikit/content/browser-test.js:1120:14
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - SimpleTest.waitForFocus/<@chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:1058:13
[task 2023-10-06T13:18:16.137Z] 13:18:16     INFO - TEST-START | browser/components/privatebrowsing/test/browser/browser_privatebrowsing_sidebar.js
```