1947600 - Intermittent browser/components/tabbrowser/test/browser/tabs/browser_tab_groups_keyboard_focus.js | single tracking bug

Status: REOPENED

(Firefox :: Tabbed Browser, defect, P3)

Description

[Treeherder Bug Filer]

Filed by: abutkovits [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=494427923&repo=mozilla-beta
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/WSxc5rhLSAK8SIgLikOS9w/runs/0/artifacts/public/logs/live_backing.log

---

[task 2025-02-11T18:46:47.590Z] 18:46:47     INFO - TEST-PASS | browser/components/tabbrowser/test/browser/tabs/browser_tab_groups_keyboard_focus.js | keyboard focus should move right collapsed tab group label to the first tab to the right of the tab group - 
[task 2025-02-11T18:46:47.590Z] 18:46:47     INFO - Buffered messages finished
[task 2025-02-11T18:46:47.592Z] 18:46:47     INFO - TEST-UNEXPECTED-FAIL | browser/components/tabbrowser/test/browser/tabs/browser_tab_groups_keyboard_focus.js | A promise chain failed to handle a rejection: group is null - stack: ssi_shouldSaveTabGroup@resource:///modules/sessionstore/SessionStore.sys.mjs:6888:21
[task 2025-02-11T18:46:47.592Z] 18:46:47     INFO - shouldSaveTabGroup@resource:///modules/sessionstore/SessionStore.sys.mjs:904:33
[task 2025-02-11T18:46:47.592Z] 18:46:47     INFO - #maybeDisableSaveButton/<@chrome://browser/content/tabbrowser/tabgroup-menu.js:274:25
[task 2025-02-11T18:46:47.592Z] 18:46:47     INFO - Rejection date: Tue Feb 11 2025 18:46:46 GMT+0000 (Coordinated Universal Time) - false == true - 
[task 2025-02-11T18:46:47.592Z] 18:46:47     INFO - Stack trace:
[task 2025-02-11T18:46:47.592Z] 18:46:47     INFO - resource://testing-common/PromiseTestUtils.sys.mjs:assertNoUncaughtRejections:266
[task 2025-02-11T18:46:47.592Z] 18:46:47     INFO - chrome://mochikit/content/browser-test.js:handleTask:1175
[task 2025-02-11T18:46:47.592Z] 18:46:47     INFO - chrome://mochikit/content/browser-test.js:_runTaskBasedTest:1219
[task 2025-02-11T18:46:47.592Z] 18:46:47     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1360
[task 2025-02-11T18:46:47.592Z] 18:46:47     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:1136
[task 2025-02-11T18:46:47.592Z] 18:46:47     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/<:1058
[task 2025-02-11T18:46:47.594Z] 18:46:47     INFO - Leaving test bound test_TabGroupKeyboardFocus
[task 2025-02-11T18:46:47.594Z] 18:46:47     INFO - Entering test bound test_TabGroupKeyboardMovement
[task 2025-02-11T18:46:47.595Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL b987800 == 3 [pid = 7324] [id = 243]
[task 2025-02-11T18:46:47.595Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 14 (5283380) [pid = 7324] [serial = 631] [outer = 0]
[task 2025-02-11T18:46:47.596Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 15 (10970a00) [pid = 7324] [serial = 632] [outer = 5283380]
[task 2025-02-11T18:46:47.597Z] 18:46:47     INFO - GECKO(7264) | [Child 2328: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL b3b6400 == 2 [pid = 2328] [id = 88]
[task 2025-02-11T18:46:47.598Z] 18:46:47     INFO - GECKO(7264) | [Child 2328: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 6 (4c82670) [pid = 2328] [serial = 246] [outer = 0]
[task 2025-02-11T18:46:47.598Z] 18:46:47     INFO - GECKO(7264) | [Child 7944: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 10314300 == 5 [pid = 7944] [id = 64]
[task 2025-02-11T18:46:47.599Z] 18:46:47     INFO - GECKO(7264) | [Child 7944: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 11 (5684a10) [pid = 7944] [serial = 183] [outer = 0]
[task 2025-02-11T18:46:47.600Z] 18:46:47     INFO - GECKO(7264) | [Child 2328: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 7 (b3b7900) [pid = 2328] [serial = 247] [outer = 4c82670]
[task 2025-02-11T18:46:47.601Z] 18:46:47     INFO - GECKO(7264) | [Child 7944: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 12 (10316a00) [pid = 7944] [serial = 184] [outer = 5684a10]
[task 2025-02-11T18:46:47.601Z] 18:46:47     INFO - GECKO(7264) | [Child 5460: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL fa93800 == 3 [pid = 5460] [id = 46]
[task 2025-02-11T18:46:47.602Z] 18:46:47     INFO - GECKO(7264) | [Child 5460: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 6 (5383d00) [pid = 5460] [serial = 134] [outer = 0]
[task 2025-02-11T18:46:47.603Z] 18:46:47     INFO - GECKO(7264) | [Child 5460: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 7 (a9b2600) [pid = 5460] [serial = 135] [outer = 5383d00]
[task 2025-02-11T18:46:47.603Z] 18:46:47     INFO - GECKO(7264) | [Child 7324, Main Thread] WARNING: NS_ENSURE_TRUE(sf) failed: file /builds/worker/checkouts/gecko/dom/base/nsDOMWindowUtils.cpp:2107
[task 2025-02-11T18:46:47.604Z] 18:46:47     INFO - Console message: [JavaScript Error: "TypeError: group is null" {file: "resource:///modules/sessionstore/SessionStore.sys.mjs" line: 6888}]
[task 2025-02-11T18:46:47.605Z] 18:46:47     INFO - ssi_shouldSaveTabGroup@resource:///modules/sessionstore/SessionStore.sys.mjs:6888:21
[task 2025-02-11T18:46:47.605Z] 18:46:47     INFO - shouldSaveTabGroup@resource:///modules/sessionstore/SessionStore.sys.mjs:904:33
[task 2025-02-11T18:46:47.605Z] 18:46:47     INFO - #maybeDisableSaveButton/<@chrome://browser/content/tabbrowser/tabgroup-menu.js:274:25
[task 2025-02-11T18:46:47.605Z] 18:46:47     INFO - 
[task 2025-02-11T18:46:47.605Z] 18:46:47     INFO - GECKO(7264) | console.error: (new TypeError("WindowGlobalParent.drawSnapshot: Argument 2 is not a finite floating-point value.", "chrome://global/content/elements/browser-custom-element.js", 1952))
[task 2025-02-11T18:46:47.606Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 16 (10971f00) [pid = 7324] [serial = 633] [outer = 5283380]
[task 2025-02-11T18:46:47.607Z] 18:46:47     INFO - GECKO(7264) | [Child 7944: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 13 (dbb6000) [pid = 7944] [serial = 185] [outer = 5684a10]
[task 2025-02-11T18:46:47.608Z] 18:46:47     INFO - GECKO(7264) | [Child 2328: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 8 (b3b9700) [pid = 2328] [serial = 248] [outer = 4c82670]
[task 2025-02-11T18:46:47.609Z] 18:46:47     INFO - GECKO(7264) | [Child 5460: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 8 (a9b3b00) [pid = 5460] [serial = 136] [outer = 5383d00]
[task 2025-02-11T18:46:47.609Z] 18:46:47     INFO - GECKO(7264) | [Child 5972: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 3 (11daaa00) [pid = 5972] [serial = 410] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:47.610Z] 18:46:47     INFO - GECKO(7264) | [Child 5972: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 2 (11d6b400) [pid = 5972] [serial = 411] [outer = 0] [url = about:newtab]
[task 2025-02-11T18:46:47.611Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 15 (b995f00) [pid = 7324] [serial = 625] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:47.611Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 14 (b994400) [pid = 7324] [serial = 623] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:47.612Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 13 (10973400) [pid = 7324] [serial = 621] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:47.613Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 12 (10970d00) [pid = 7324] [serial = 619] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:47.614Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 11 (b988700) [pid = 7324] [serial = 617] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:47.614Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 10 (b986f00) [pid = 7324] [serial = 616] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:47.615Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 9 (b985100) [pid = 7324] [serial = 614] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:47.616Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 8 (aca8200) [pid = 7324] [serial = 613] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:47.616Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL b996b00 == 2 [pid = 7324] [id = 241] [url = about:blank]
[task 2025-02-11T18:46:47.617Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL b985700 == 1 [pid = 7324] [id = 242] [url = about:blank]
[task 2025-02-11T18:46:47.618Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (52827a0) [pid = 7324] [serial = 628] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:47.618Z] 18:46:47     INFO - GECKO(7264) | [Child 7324: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (5284b40) [pid = 7324] [serial = 626] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:48.496Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 51 (1ddfe8e0) [pid = 7344] [serial = 759] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:48.498Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 50 (1f622a00) [pid = 7344] [serial = 750] [outer = 0] [url = about:mozilla]
[task 2025-02-11T18:46:48.499Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 49 (288c1410) [pid = 7344] [serial = 763] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:48.500Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 48 (2facc710) [pid = 7344] [serial = 748] [outer = 0] [url = about:robots]
[task 2025-02-11T18:46:48.500Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 47 (1e4108d0) [pid = 7344] [serial = 746] [outer = 0] [url = about:cache]
[task 2025-02-11T18:46:48.501Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 46 (1ddfec70) [pid = 7344] [serial = 761] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:48.501Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 45 (2facc120) [pid = 7344] [serial = 765] [outer = 0] [url = about:mozilla]
[task 2025-02-11T18:46:48.504Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 44 (2facded0) [pid = 7344] [serial = 738] [outer = 0] [url = chrome://browser/content/browser.xhtml]
[task 2025-02-11T18:46:48.505Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 43 (288c2970) [pid = 7344] [serial = 716] [outer = 0] [url = chrome://browser/content/browser.xhtml]
[task 2025-02-11T18:46:48.505Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 42 (3052e090) [pid = 7344] [serial = 742] [outer = 0] [url = chrome://browser/content/browser.xhtml]
[task 2025-02-11T18:46:48.506Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 41 (3352d420) [pid = 7344] [serial = 734] [outer = 0] [url = chrome://browser/content/browser.xhtml]
[task 2025-02-11T18:46:48.507Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 40 (2662d080) [pid = 7344] [serial = 730] [outer = 0] [url = chrome://browser/content/browser.xhtml]
[task 2025-02-11T18:46:48.508Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 39 (1f64cff0) [pid = 7344] [serial = 726] [outer = 0] [url = chrome://browser/content/browser.xhtml]
[task 2025-02-11T18:46:48.508Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 38 (192a9670) [pid = 7344] [serial = 722] [outer = 0] [url = chrome://browser/content/browser.xhtml]
[task 2025-02-11T18:46:48.509Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 37 (1e5b51c0) [pid = 7344] [serial = 709] [outer = 0] [url = chrome://browser/content/browser.xhtml]
[task 2025-02-11T18:46:48.510Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 36 (1692c670) [pid = 7344] [serial = 701] [outer = 0] [url = chrome://browser/content/browser.xhtml]
[task 2025-02-11T18:46:48.511Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 35 (1e455120) [pid = 7344] [serial = 705] [outer = 0] [url = chrome://browser/content/browser.xhtml]
[task 2025-02-11T18:46:48.511Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 2858ca00 == 13 [pid = 7344] [id = 311] [url = chrome://mochitests/content/browser/browser/components/tabbrowser/test/browser/tabs/browser_tab_dragdrop2_frame1.xhtml]
[task 2025-02-11T18:46:48.512Z] 18:46:48     INFO - GECKO(7264) | [Parent 7344: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 2a344c00 == 12 [pid = 7344] [id = 314] [url = about:blank]
[task 2025-02-11T18:46:48.828Z] 18:46:48     INFO - GECKO(7264) | [Child 5460: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL 535d400 == 2 [pid = 5460] [id = 44] [url = about:blank]
[task 2025-02-11T18:46:48.829Z] 18:46:48     INFO - GECKO(7264) | [Child 5460: Main Thread]: I/DocShellAndDOMWindowLeak --DOCSHELL fa92300 == 1 [pid = 5460] [id = 45] [url = about:blank]
[task 2025-02-11T18:46:48.869Z] 18:46:48     INFO - GECKO(7264) | [Child 5460: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 7 (5383970) [pid = 5460] [serial = 131] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:48.872Z] 18:46:48     INFO - GECKO(7264) | [Child 5460: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 6 (5383840) [pid = 5460] [serial = 129] [outer = 0] [url = about:blank]
[task 2025-02-11T18:46:49.071Z] 18:46:49     INFO - Move focus to the active tab
[task 2025-02-11T18:46:49.083Z] 18:46:49     INFO - TEST-PASS | browser/components/tabbrowser/test/browser/tabs/browser_tab_groups_keyboard_focus.js | Tab2 should be focused -

Comment 1

[Intermittent Failures Robot]

Summary

3 failures in 5022 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-beta: 2
• autoland: 1

Platform and build breakdown:

• windows11-32-24h2: 1
  • debug: 1
• windows11-64-2009-qr: 1
  • debug: 1
• windows11-64-24h2: 1
  • debug: 1

Table

	msix	no_variant
windows11-32-24h2--/debug		1
windows11-64-2009-qr--/debug		1
windows11-64-24h2--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-02-10&endday=2025-02-16&tree=all

Comment 2

[Intermittent Failures Robot]

Summary

1 failures in 4340 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-beta: 1

Platform and build breakdown:

• windows11-64-2009-qr: 1
  • debug: 1

Table

	msix
windows11-64-2009-qr--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-02-17&endday=2025-02-23&tree=all

Comment 3

[Intermittent Failures Robot]

Summary

2 failures in 4564 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1
• try: 1

Platform and build breakdown:

• linux1804-64-qr: 1
  • debug: 1
• windows11-64-24h2: 1
  • debug: 1

Table

	no_variant	swr
linux1804-64-qr--/debug		1
windows11-64-24h2--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-02-24&endday=2025-03-02&tree=all

Comment 4

[Intermittent Failures Robot]

Summary

2 failures in 4009 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-beta: 1
• mozilla-central: 1

Platform and build breakdown:

• windows11-32-24h2: 2
  • debug: 2

Table

	no_variant
windows11-32-24h2--/debug	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-03-03&endday=2025-03-09&tree=all

Comment 5

[Intermittent Failures Robot]

Summary

3 failures in 5035 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1
• mozilla-central: 1
• mozilla-beta: 1

Platform and build breakdown:

• linux1804-64-qr: 1
  • debug: 1
• windows11-32-24h2: 1
  • debug: 1
• windows11-64-24h2: 1
  • debug: 1

Table

	no_variant	swr	vt
linux1804-64-qr--/debug		1
windows11-32-24h2--/debug	1
windows11-64-24h2--/debug			1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-03-17&endday=2025-03-23&tree=all

Comment 6

[Intermittent Failures Robot]

2 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1
• mozilla-central: 1

Table

	no_variant	vt
linux1804-64-qr--/debug		1
windows11-32-24h2--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-03-31&endday=2025-04-06&tree=all

Comment 7

[BugBot [:suhaib / :marco/ :calixte]]

https://wiki.mozilla.org/Bug_Triage#Intermittent_Test_Failure_Cleanup
For more information, please visit BugBot documentation.

Comment 8

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=506124356&repo=try

Comment 9

[Intermittent Failures Robot]

16 failures were associated with this bug yesterday.

Repository breakdown:

• mozilla-beta: 13
• try: 3

Table

	msix	no_variant	swr
linux1804-64-asan-qr--/opt			2
linux1804-64-devedition-qr--/opt			1
linux1804-64-qr--/debug			2
linux1804-64-qr--/opt			1
linux1804-64-tsan-qr--/opt			3
windows11-32-24h2--/debug		2
windows11-64-24h2--/debug	2	3

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-05-05&endday=2025-05-05&tree=all

Comment 10

[Intermittent Failures Robot]

25 failures were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-beta: 13
• try: 12

Table

	asan	debug	msix	no_variant	opt	swr	tsan
linux1804-x86_64/asan						3
linux1804-x86_64/debug						3
linux1804-x86_64/opt						5
linux1804-x86_64/tsan						5
windows11-x86/debug				3
windows11-x86_64/debug			2	4

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-05-05&endday=2025-05-11&tree=all

Comment 11

[Intermittent Failures Robot]

6 failures were associated with this bug in the last 7 days.

Repository breakdown:

• try: 6

Table

	asan	debug	msix	no_variant	opt	swr	tsan
linux1804-x86_64/asan						2
linux1804-x86_64/debug						1
windows11-x86_64/debug			1	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-05-12&endday=2025-05-18&tree=all

Comment 12

[Intermittent Failures Robot]

1 failures were associated with this bug in the last 7 days.

Repository breakdown:

• try: 1

Table

	asan	debug	no_variant	opt	swr	tsan
linux1804-x86_64/opt					1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-05-19&endday=2025-05-25&tree=all

Comment 13

[Intermittent Failures Robot]

17 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 15
• mozilla-central: 2

Table

	a11y-checks-swr	asan	debug	no_variant	opt	spi-nw	swr	tsan	vt
linux1804-x86_64/opt	2					5	3		1
macosx1015-x86_64/debug									1
macosx1015-x86_64/opt									5

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-06-03&endday=2025-06-03&tree=all

Comment 14

[Intermittent Failures Robot]

20 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 18
• mozilla-central: 2

Table

	a11y-checks-swr	asan	debug	no_variant	opt	spi-nw	swr	tsan	vt
linux1804-x86_64/opt	2					6	2		7
macosx1015-x86_64/debug									1
macosx1015-x86_64/opt									2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-06-04&endday=2025-06-04&tree=all

Comment 15

[Cristina Horotan [:chorotan]]

There have been 66 total failures in the last 7 days.
There are:

• 2 failures on linux1804-64-devedition-qr opt
• 27 failures on linux1804-64-qr opt
• 17 failures on linux1804-64-shippable-qr opt
• 8 failures on macosx1015-64-qr debug and opt
• 12 failures on macosx1015-64-shippable-qr opt

Recent failure log.

Nikki, as the owner of this component, can you help us assign the bug to someone? Thank you.

Comment 16

[Intermittent Failures Robot]

69 failures were associated with this bug in the last 7 days.
This is the #17 most frequent failure this week.

This failure happened more than 30 times this week! Resolving this bug is a high priority.

Try to resolve this bug as soon as possible. If unresolved for 2 weeks, the affected test(s) may be disabled.

Repository breakdown:

• try: 2
• autoland: 56
• mozilla-central: 11

Table

	a11y-checks-swr	asan	debug	no_variant	opt	spi-nw	swr	tsan	vt
linux1804-x86_64/opt	6					17	11		17
macosx1015-x86_64/debug									2
macosx1015-x86_64/opt									16

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-06-02&endday=2025-06-08&tree=all

Comment 17

[Intermittent Failures Robot]

41 failures were associated with this bug in the last 7 days.
This is the #34 most frequent failure this week.

This failure happened more than 30 times this week! Resolving this bug is a high priority.

Try to resolve this bug as soon as possible. If unresolved for 2 weeks, the affected test(s) may be disabled.

Repository breakdown:

• try: 4
• autoland: 28
• mozilla-central: 9

Table

	a11y-checks-swr	no_variant	socketprocess_networking	spi-nw	swgl	swgl+a11y_checks	swr	vertical_tab	vt
linux1804-x86_64/opt	1			1			1		1
macosx1015-x86_64/debug									1
macosx1015-x86_64/opt									1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-06-09&endday=2025-06-15&tree=all

Comment 18

[Intermittent Failures Robot]

2 failures were associated with this bug in the last 7 days.

Repository breakdown:

• try: 2

Table

	a11y-checks-swr	no_variant	socketprocess_networking	swgl	vertical_tab	vt
linux1804-x86_64/opt	1
macosx1015-x86_64/debug						1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-06-16&endday=2025-06-22&tree=all

Comment 19

[Intermittent Failures Robot]

2 failures were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 2

Table

	a11y-checks-swr	no_variant	socketprocess_networking	swgl	swgl+a11y_checks	vertical_tab	vt
linux2404-x86_64/opt	1/50
macosx1500-aarch64/opt							1/53

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-06-30&endday=2025-07-06&tree=all

Comment 20

[Intermittent Failures Robot]

1 failures were associated with this bug in the last 7 days.

Repository breakdown:

• try: 1

Table

	no_variant	socketprocess_networking	swgl	swgl+a11y_checks	swr	vertical_tab
linux2404-x86_64/debug					1/65

• x/y indicates test failures and total runs; only x means number of runs is unknown.

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-07-14&endday=2025-07-20&tree=all

Comment 21

[Intermittent Failures Robot]

1 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Table

	msix
windows11-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-11-17&endday=2025-11-23&tree=all

Comment 22

[Intermittent Failures Robot]

1 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Table

	msix
windows11-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-11-24&endday=2025-11-30&tree=all

Comment 23

[Intermittent Failures Robot]

1 failures were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1

Table

	msix
windows11-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-12-01&endday=2025-12-07&tree=all

Comment 24

[Intermittent Failures Robot]

1 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Table

	msix
windows11-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-12-08&endday=2025-12-14&tree=all

Comment 25

[Intermittent Failures Robot]

1 failures were associated with this bug in the last 7 days.

Repository breakdown:

• try: 1

Table

	msix
windows11-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2025-12-15&endday=2025-12-21&tree=all

Comment 26

[Intermittent Failures Robot]

4 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 3
• mozilla-central: 1

Table

	msix
windows11-x86_64/debug	4

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2026-01-05&endday=2026-01-11&tree=all

Comment 27

[Intermittent Failures Robot]

3 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 3

Table

	msix
windows11-x86_64/debug	3

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2026-01-12&endday=2026-01-18&tree=all

Comment 28

[Intermittent Failures Robot]

2 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 2

Table

	msix
windows11-x86_64/debug	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2026-01-26&endday=2026-02-01&tree=all

Comment 29

[Intermittent Failures Robot]

1 failures were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Table

	msix
windows11-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1947600&startday=2026-02-02&endday=2026-02-08&tree=all