Bug: Intermittent browser/components/sessionstore/test/browser_463205.js | single tracking bug
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2023-02-27 00:06:12+00:00
Resolved: 2024-12-30 12:06:32+00:00

**Filed by:** abutkovits [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=407021691&repo=mozilla-central
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/J3LIFSOgR6uUDNMZdLCTCw/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2023-02-26T22:47:09.353Z] 22:47:09     INFO - GECKO(7368) | Destroying context 0000017011BC0000 surface 0000017011B480C0 on display 0000017011B83800
[task 2023-02-26T22:47:09.385Z] 22:47:09     INFO - GECKO(7368) | [GPU 7184, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4691
[task 2023-02-26T22:47:09.573Z] 22:47:09     INFO - GECKO(7368) | [Parent 7284, Main Thread] WARNING: 'NS_FAILED(rv)', file /builds/worker/checkouts/gecko/xpcom/threads/nsThreadUtils.cpp:211
[task 2023-02-26T22:47:09.980Z] 22:47:09     INFO - GECKO(7368) | [Parent 7284, Main Thread] WARNING: '!top', file /builds/worker/checkouts/gecko/dom/xul/MenuBarListener.cpp:97
[task 2023-02-26T22:47:10.105Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 9 (2587fb97c00) [pid = 7284] [serial = 4] [outer = 0] [url = about:blank]
[task 2023-02-26T22:47:10.114Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 8 (2587c378c20) [pid = 7284] [serial = 3] [outer = 0] [url = chrome://browser/content/browser.xhtml]
[task 2023-02-26T22:47:10.115Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (2580f595270) [pid = 7284] [serial = 13] [outer = 0] [url = chrome://mochikit/content/browser-harness.xhtml]
[task 2023-02-26T22:47:10.115Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (25813703c00) [pid = 7284] [serial = 14] [outer = 0] [url = about:blank]
[task 2023-02-26T22:47:10.116Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 5 (2580c207000) [pid = 7284] [serial = 1303] [outer = 0] [url = about:blank]
[task 2023-02-26T22:47:10.116Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (2580bf80a30) [pid = 7284] [serial = 5] [outer = 0] [url = chrome://extensions/content/dummy.xhtml]
[task 2023-02-26T22:47:10.117Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (2580ebdc400) [pid = 7284] [serial = 7] [outer = 0] [url = chrome://extensions/content/dummy.xhtml]
[task 2023-02-26T22:47:10.117Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (2580f635bb0) [pid = 7284] [serial = 8] [outer = 0] [url = about:blank]
[task 2023-02-26T22:47:10.118Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (25811864ca0) [pid = 7284] [serial = 10] [outer = 0] [url = resource://gre-resources/hiddenWindow.html]
[task 2023-02-26T22:47:10.127Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (25811ac3400) [pid = 7284] [serial = 12] [outer = 0] [url = resource://gre-resources/hiddenWindow.html]
[task 2023-02-26T22:47:10.152Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3396
[task 2023-02-26T22:47:10.182Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284, Main Thread] WARNING: NS_ENSURE_TRUE(InitStaticMembers()) failed: file /builds/worker/workspace/obj-build/dist/include/mozilla/Preferences.h:129
[task 2023-02-26T22:47:10.245Z] 22:47:10     INFO - GECKO(7368) | [Parent 7284, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4691
[task 2023-02-26T22:47:10.308Z] 22:47:10     INFO - TEST-INFO | Main app process: exit 0
[task 2023-02-26T22:47:10.309Z] 22:47:10     INFO - TEST-INFO | Confirming we saw 1897 DOCSHELL created and 1852 destroyed log strings.
[task 2023-02-26T22:47:10.310Z] 22:47:10     INFO - TEST-INFO | Confirming we saw 4932 DOMWINDOW created and 4779 destroyed log strings.
[task 2023-02-26T22:47:10.310Z] 22:47:10    ERROR - TEST-UNEXPECTED-FAIL | browser/components/sessionstore/test/browser_463205.js | leaked 2 window(s) until shutdown [url = about:blank]
[task 2023-02-26T22:47:10.311Z] 22:47:10     INFO - TEST-INFO | browser/components/sessionstore/test/browser_463205.js | windows(s) leaked: [pid = 3868] [serial = 17], [pid = 3868] [serial = 16]
[task 2023-02-26T22:47:10.311Z] 22:47:10     INFO - TEST-INFO | browser/components/sessionstore/test/browser_463205.js | This test created 1 hidden window(s)
[task 2023-02-26T22:47:10.312Z] 22:47:10     INFO - TEST-INFO | browser/components/sessionstore/test/browser_463205.js | This test created 1 hidden docshell(s)
[task 2023-02-26T22:47:10.312Z] 22:47:10    ERROR - TEST-UNEXPECTED-FAIL | browser/components/sessionstore/test/browser_465215.js | leaked 1 docShell(s) until shutdown
[task 2023-02-26T22:47:10.312Z] 22:47:10     INFO - TEST-INFO | browser/components/sessionstore/test/browser_465215.js | docShell(s) leaked: [pid = 3868] [id = 6]
[task 2023-02-26T22:47:10.313Z] 22:47:10     INFO - TEST-INFO | browser/components/sessionstore/test/browser_465215.js | This test created 1 hidden window(s)
[task 2023-02-26T22:47:10.314Z] 22:47:10     INFO - TEST-INFO | browser/components/sessionstore/test/browser_465215.js | This test created 1 hidden docshell(s)
```