Bug: Intermittent browser/base/content/test/tabs/browser_multiselect_tabs_move.js | leaked 1 window(s) until shutdown [url = about:blank]
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-11-23 16:36:02+00:00
Resolved: 2023-06-02 12:03:14+00:00

**Filed by:** mlaza [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=358975512&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/ZLQlxLGFR2C3Rzkz0JUS3A/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2021-11-23T15:44:03.616Z] 15:44:03     INFO - GECKO(10116) | [Parent 3348: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (2915202fac0) [pid = 3348] [serial = 12] [outer = 0] [url = chrome://mochikit/content/browser-harness.xhtml]
[task 2021-11-23T15:44:03.616Z] 15:44:03     INFO - GECKO(10116) | [Parent 3348: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (29150a04c00) [pid = 3348] [serial = 13] [outer = 0] [url = about:blank]
[task 2021-11-23T15:44:03.617Z] 15:44:03     INFO - GECKO(10116) | [Parent 3348: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 5 (291466a5000) [pid = 3348] [serial = 269] [outer = 0] [url = about:blank]
[task 2021-11-23T15:44:03.618Z] 15:44:03     INFO - GECKO(10116) | [Parent 3348: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 4 (2914c8f1800) [pid = 3348] [serial = 6] [outer = 0] [url = chrome://extensions/content/dummy.xhtml]
[task 2021-11-23T15:44:03.618Z] 15:44:03     INFO - GECKO(10116) | [Parent 3348: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (2914b129900) [pid = 3348] [serial = 5] [outer = 0] [url = chrome://extensions/content/dummy.xhtml]
[task 2021-11-23T15:44:03.619Z] 15:44:03     INFO - GECKO(10116) | [Parent 3348: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (2914f31a040) [pid = 3348] [serial = 9] [outer = 0] [url = resource://gre-resources/hiddenWindow.html]
[task 2021-11-23T15:44:03.619Z] 15:44:03     INFO - GECKO(10116) | [Parent 3348: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 1 (2914b129c80) [pid = 3348] [serial = 7] [outer = 0] [url = about:blank]
[task 2021-11-23T15:44:03.625Z] 15:44:03     INFO - GECKO(10116) | [Parent 3348: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 0 (2914b0ed400) [pid = 3348] [serial = 11] [outer = 0] [url = resource://gre-resources/hiddenWindow.html]
[task 2021-11-23T15:44:03.636Z] 15:44:03     INFO - GECKO(10116) | [Parent 3348, Main Thread] WARNING: Extra shutdown CC: 'i < NORMAL_SHUTDOWN_COLLECTIONS', file /builds/worker/checkouts/gecko/xpcom/base/nsCycleCollector.cpp:3351
[task 2021-11-23T15:44:03.712Z] 15:44:03     INFO - GECKO(10116) | [Parent 3348, Main Thread] WARNING: NS_ENSURE_TRUE(Preferences::InitStaticMembers()) failed: file /builds/worker/checkouts/gecko/modules/libpref/Preferences.cpp:4439
[task 2021-11-23T15:44:03.773Z] 15:44:03     INFO - TEST-INFO | Main app process: exit 0
[task 2021-11-23T15:44:03.774Z] 15:44:03     INFO - TEST-INFO | Confirming we saw 831 DOCSHELL created and 831 destroyed log strings.
[task 2021-11-23T15:44:03.775Z] 15:44:03     INFO - TEST-INFO | Confirming we saw 2349 DOMWINDOW created and 2349 destroyed log strings.
[task 2021-11-23T15:44:03.775Z] 15:44:03    ERROR - TEST-UNEXPECTED-FAIL | browser/base/content/test/tabs/browser_multiselect_tabs_move.js | leaked 1 window(s) until shutdown [url = about:blank]
[task 2021-11-23T15:44:03.776Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_multiselect_tabs_move.js | windows(s) leaked: [pid = 6252] [serial = 65]
[task 2021-11-23T15:44:03.776Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_multiselect_tabs_move.js | This test created 1 hidden window(s)
[task 2021-11-23T15:44:03.777Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_multiselect_tabs_move.js | This test created 1 hidden docshell(s)
[task 2021-11-23T15:44:03.777Z] 15:44:03    ERROR - TEST-UNEXPECTED-FAIL | browser/base/content/test/tabs/browser_multiselect_tabs_move_to_new_window_contextmenu.js | leaked 1 docShell(s) until shutdown
[task 2021-11-23T15:44:03.778Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_multiselect_tabs_move_to_new_window_contextmenu.js | docShell(s) leaked: [pid = 6252] [id = 25]
[task 2021-11-23T15:44:03.779Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_multiselect_tabs_move_to_new_window_contextmenu.js | This test created 1 hidden window(s)
[task 2021-11-23T15:44:03.779Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_multiselect_tabs_move_to_new_window_contextmenu.js | This test created 1 hidden docshell(s)
[task 2021-11-23T15:44:03.780Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_accessibility_indicator.js | This test created 1 hidden window(s)
[task 2021-11-23T15:44:03.780Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_accessibility_indicator.js | This test created 1 hidden docshell(s)
[task 2021-11-23T15:44:03.781Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_addAdjacentNewTab.js | This test created 1 hidden window(s)
[task 2021-11-23T15:44:03.781Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_addAdjacentNewTab.js | This test created 1 hidden docshell(s)
[task 2021-11-23T15:44:03.782Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_addTab_index.js | This test created 1 hidden window(s)
[task 2021-11-23T15:44:03.782Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_addTab_index.js | This test created 1 hidden docshell(s)
[task 2021-11-23T15:44:03.783Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_allow_process_switches_despite_related_browser.js | This test created 1 hidden window(s)
[task 2021-11-23T15:44:03.783Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_allow_process_switches_despite_related_browser.js | This test created 1 hidden docshell(s)
[task 2021-11-23T15:44:03.784Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_audioTabIcon.js | This test created 1 hidden window(s)
[task 2021-11-23T15:44:03.784Z] 15:44:03     INFO - TEST-INFO | browser/base/content/test/tabs/browser_audioTabIcon.js | This test created 1 hidden docshell(s)
```