2022911 - Frequent browser/base/content/test/framebusting/browser_framebusting_navigation.js | test_framebusting_navigation - Framebusting notification should show up | single tracking bug

Status: RESOLVED FIXED

(Firefox :: General, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: sstanca [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=553283723&repo=autoland&task=ZT6wkYtCQySvPRSx4Og_Sw.0
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/ZT6wkYtCQySvPRSx4Og_Sw/runs/0/artifacts/public/logs/live_backing.log
Reftest URL: https://hg.mozilla.org/mozilla-central/raw-file/default/layout/tools/reftest/reftest-analyzer.xhtml#logurl=https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/ZT6wkYtCQySvPRSx4Og_Sw/runs/0/artifacts/public/logs/live_backing.log&only_show_unexpected=1

---

[task 2026-03-12T16:42:29.019+00:00] 16:42:29     INFO - TEST-PASS | browser/base/content/test/framebusting/browser_framebusting_navigation.js | test_framebusting_navigation - Should not receive an exception when trying to framebust (https://example.org/browser/browser/base/content/test/framebusting/framebusting_intervention_frame.html?initiator=link) - "no-exception" == "no-exception"
[task 2026-03-12T16:42:29.019+00:00] 16:42:29     INFO - Buffered messages finished
[task 2026-03-12T16:42:29.020+00:00] 16:42:29     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/framebusting/browser_framebusting_navigation.js | test_framebusting_navigation - Framebusting notification should show up (https://example.org/browser/browser/base/content/test/framebusting/framebusting_intervention_frame.html?initiator=link)
[task 2026-03-12T16:42:29.020+00:00] 16:42:29     INFO - chrome://mochikit/content/browser-test.js:test_ok:1887
[task 2026-03-12T16:42:29.020+00:00] 16:42:29     INFO - chrome://mochitests/content/browser/browser/base/content/test/framebusting/head.js:triggerFramebustingIntervention:78
[task 2026-03-12T16:42:29.020+00:00] 16:42:29     INFO - chrome://mochitests/content/browser/browser/base/content/test/framebusting/browser_framebusting_navigation.js:test_framebusting_navigation:44
[task 2026-03-12T16:42:29.021+00:00] 16:42:29     INFO - chrome://mochikit/content/browser-test.js:handleTask:1378
[task 2026-03-12T16:42:29.021+00:00] 16:42:29     INFO - chrome://mochikit/content/browser-test.js:_runTaskBasedTest:1468
[task 2026-03-12T16:42:29.021+00:00] 16:42:29     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1619
[task 2026-03-12T16:42:29.021+00:00] 16:42:29     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:1352
[task 2026-03-12T16:42:29.021+00:00] 16:42:29     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/<:1063
[task 2026-03-12T16:42:29.021+00:00] 16:42:29     INFO - Loading framebusting parent page...
[task 2026-03-12T16:42:29.022+00:00] 16:42:29     INFO - Console message: [JavaScript Error: "Attempting to navigate the top-level browsing context from frame with url "https://example.org/browser/browser/base/content/test/framebusting/framebusting_intervention_frame.html?initiator=link" which is neither same-origin nor has the required user interaction." {file: "https://example.org/browser/browser/base/content/test/framebusting/framebusting_intervention_frame.html?initiator=link" line: 0}]
[task 2026-03-12T16:42:29.023+00:00] 16:42:29     INFO - Loading framebusting frame page...
[task 2026-03-12T16:42:29.023+00:00] 16:42:29     INFO - GECKO(42613) | ### XPCOM_MEM_BLOAT_LOG defined -- logging bloat/leaks to /tmp/tmpf7wwljv8.mozrunner/runtests_leaks_tab_pid44027.log
[task 2026-03-12T16:42:29.024+00:00] 16:42:29     INFO - Console message: [JavaScript Error: "Attempting to navigate the top-level browsing context from frame with url "https://example.org/browser/browser/base/content/test/framebusting/framebusting_intervention_frame.html?initiator=mailto" which is neither same-origin nor has the required user interaction." {file: "https://example.org/browser/browser/base/content/test/framebusting/framebusting_intervention_frame.html?initiator=mailto" line: 34}]
[task 2026-03-12T16:42:29.025+00:00] 16:42:29     INFO - TEST-PASS | browser/base/content/test/framebusting/browser_framebusting_navigation.js | test_framebusting_navigation - "https://example.org" == "https://example.org"
[task 2026-03-12T16:42:29.026+00:00] 16:42:29     INFO - TEST-PASS | browser/base/content/test/framebusting/browser_framebusting_navigation.js | test_framebusting_navigation - Should receive an exception when trying to framebust (https://example.org/browser/browser/base/content/test/framebusting/framebusting_intervention_frame.html?initiator=mailto) - "exception" == "exception"
[task 2026-03-12T16:42:29.026+00:00] 16:42:29     INFO - TEST-PASS | browser/base/content/test/framebusting/browser_framebusting_navigation.js | test_framebusting_navigation - Framebusting notification should show up (https://example.org/browser/browser/base/content/test/framebusting/framebusting_intervention_frame.html?initiator=mailto)
[task 2026-03-12T16:42:29.027+00:00] 16:42:29     INFO - Leaving test test_framebusting_navigation
[task 2026-03-12T16:42:29.213+00:00] 16:42:29     INFO - GECKO(42613) | MEMORY STAT | vsize 11799MB | residentFast 645MB | heapAllocated 331MB
[task 2026-03-12T16:42:29.213+00:00] 16:42:29     INFO - checking for open sidebars
[task 2026-03-12T16:42:29.214+00:00] 16:42:29     INFO - checking window state
[task 2026-03-12T16:42:29.215+00:00] 16:42:29     INFO - Not taking screenshot here: see the one that was previously logged
[task 2026-03-12T16:42:29.215+00:00] 16:42:29     INFO - TEST-UNEXPECTED-FAIL | browser/base/content/test/framebusting/browser_framebusting_navigation.js | finished in 974ms
[task 2026-03-12T16:42:29.215+00:00] 16:42:29     INFO - TEST-INFO took 976ms
[task 2026-03-12T16:42:29.229+00:00] 16:42:29     INFO - GECKO(42613) | Completed ShutdownLeaks collections in process 42613
[task 2026-03-12T16:42:29.229+00:00] 16:42:29     INFO - TEST-START | Shutdown

Comment 1

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

:maltejur, since you are the author of the regressor, bug 2001668, could you take a look?

For more information, please visit BugBot documentation.

Comment 2

[Malte Jürgens [:maltejur]]

Attachment: Bug 2022911 - Fix intermittent browser_framebusting_navigation.js TV failure r?mdauer

Comment 3

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

Set release status flags based on info from the regressing bug 2001668

Comment 4

[Pulsebot]

Pushed by [e-mail]:
https://github.com/mozilla-firefox/firefox/commit/ee2bc9d5b5e9
https://hg.mozilla.org/integration/autoland/rev/2a68891a150d
Fix intermittent browser_framebusting_navigation.js TV failure r=mdauer

Comment 5

[Intermittent Failures Robot]

21 failures were associated with this bug yesterday.

Repository breakdown:

• autoland: 21

Table

	msix	no_variant	swr
linux2404-x86_64/asan			2
linux2404-x86_64/debug		1
linux2404-x86_64/opt		1
linux2404-x86_64/tsan		2	2
macosx1470-x86_64/opt		1
windows11-x86/opt		1
windows11-x86_64/asan		4
windows11-x86_64/debug		1
windows11-x86_64/opt	2	4

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=2022911&startday=2026-03-12&endday=2026-03-12&tree=all

Comment 6

[rperta]

https://hg.mozilla.org/mozilla-central/rev/2a68891a150d

Comment 7

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 21
• mozilla-central: 1

Table

	msix	no_variant	swr
linux2404-x86_64/asan			2
linux2404-x86_64/debug		1
linux2404-x86_64/opt		1
linux2404-x86_64/tsan		2	2
macosx1015-x86_64/opt		1
macosx1470-x86_64/opt		1
windows11-x86/opt		1
windows11-x86_64/asan		4
windows11-x86_64/debug		1
windows11-x86_64/opt	2	4

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=2022911&startday=2026-03-09&endday=2026-03-15&tree=all