1942730 - Intermittent dom/html/test/test_iframe_sandbox_navigation2.html | single tracking bug

Status: RESOLVED INCOMPLETE

(Core :: DOM: Core & HTML, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: agoloman [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=490977627&repo=autoland
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/HQ_cxWCXSpeVc-kbkikyaw/runs/0/artifacts/public/logs/live_backing.log

---

[task 2025-01-21T00:33:21.568Z] 00:33:21     INFO - TEST-PASS | dom/html/test/test_iframe_sandbox_navigation2.html | The author of the test has indicated that flaky timeouts are expected.  Reason: untriaged 
[task 2025-01-21T00:33:21.568Z] 00:33:21     INFO - Buffered messages finished
[task 2025-01-21T00:33:21.568Z] 00:33:21     INFO - TEST-UNEXPECTED-FAIL | dom/html/test/test_iframe_sandbox_navigation2.html | There are 12 navigation tests that should pass - got 10, expected 12
[task 2025-01-21T00:33:21.568Z] 00:33:21     INFO - SimpleTest.is@https://mochi.test:8888/tests/SimpleTest/SimpleTest.js:509:14
[task 2025-01-21T00:33:21.568Z] 00:33:21     INFO - finish@https://mochi.test:8888/tests/dom/html/test/test_iframe_sandbox_navigation2.html:86:7
[task 2025-01-21T00:33:21.568Z] 00:33:21     INFO - testAttempted/<@https://mochi.test:8888/tests/dom/html/test/test_iframe_sandbox_navigation2.html:77:28
[task 2025-01-21T00:33:21.568Z] 00:33:21     INFO - setTimeout handler*SimpleTest_setTimeoutShim@https://mochi.test:8888/tests/SimpleTest/SimpleTest.js:922:41
[task 2025-01-21T00:33:21.568Z] 00:33:21     INFO - testAttempted@https://mochi.test:8888/tests/dom/html/test/test_iframe_sandbox_navigation2.html:77:15
[task 2025-01-21T00:33:21.568Z] 00:33:21     INFO - ok_wrapper@https://mochi.test:8888/tests/dom/html/test/test_iframe_sandbox_navigation2.html:67:5
[task 2025-01-21T00:33:21.568Z] 00:33:21     INFO - receiveMessage@https://mochi.test:8888/tests/dom/html/test/test_iframe_sandbox_navigation2.html:43:19
[task 2025-01-21T00:33:21.568Z] 00:33:21     INFO - EventListener.handleEvent*@https://mochi.test:8888/tests/dom/html/test/test_iframe_sandbox_navigation2.html:27:4
[task 2025-01-21T00:33:21.568Z] 00:33:21     INFO - GECKO(2330) | MEMORY STAT | vsize 2776MB | residentFast 259MB | heapAllocated 40MB
[task 2025-01-21T00:33:21.626Z] 00:33:21     INFO - TEST-OK | dom/html/test/test_iframe_sandbox_navigation2.html | took 5012ms

Comment 1

[Intermittent Failures Robot]

Summary

1 failures in 4035 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• linux1804-64-qr: 1
  • debug: 1

Table

	http3
linux1804-64-qr--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-01-20&endday=2025-01-26&tree=all

Comment 2

[Intermittent Failures Robot]

Summary

1 failures in 4309 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• linux1804-64-qr: 1
  • debug: 1

Table

	http3
linux1804-64-qr--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-02-03&endday=2025-02-09&tree=all

Comment 3

[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:

• linux1804-64-qr: 1
  • debug: 1

Table

	http3
linux1804-64-qr--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-02-17&endday=2025-02-23&tree=all

Comment 4

[Intermittent Failures Robot]

Summary

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

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• linux1804-64-qr: 1
  • debug: 1

Table

	http3
linux1804-64-qr--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-02-24&endday=2025-03-02&tree=all

Comment 5

[Intermittent Failures Robot]

Summary

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

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• linux1804-64-qr: 1
  • debug: 1

Table

	http3
linux1804-64-qr--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-03-03&endday=2025-03-09&tree=all

Comment 6

[BugBot [:suhaib / :marco]]

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

Comment 7

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=502342706&repo=mozilla-central

Comment 8

[Intermittent Failures Robot]

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

Repository breakdown:

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

Table

	http3
linux1804-64-qr--/debug	3

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-03-31&endday=2025-04-06&tree=all

Comment 9

[Intermittent Failures Robot]

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

Repository breakdown:

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

Table

	http3
linux1804-64-qr--/debug	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-04-07&endday=2025-04-13&tree=all

Comment 10

[Intermittent Failures Robot]

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

Repository breakdown:

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

Table

	http3
linux1804-64-qr--/debug	3

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-04-14&endday=2025-04-20&tree=all

Comment 11

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 1

Table

	http3
linux1804-64-qr--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-04-21&endday=2025-04-27&tree=all

Comment 12

[Intermittent Failures Robot]

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

Repository breakdown:

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

Table

	http3
linux1804-64-qr--/debug	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-04-28&endday=2025-05-04&tree=all

Comment 13

[Intermittent Failures Robot]

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

Repository breakdown:

• try: 1
• autoland: 1
• mozilla-central: 2

Table

	asan	ccov	debug	http3	no_variant	opt	tsan
linux1804-x86_64/debug				4

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-05-05&endday=2025-05-11&tree=all

Comment 14

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-central: 1
• autoland: 2
• mozilla-beta: 1

Table

	asan	ccov	debug	http3	no_variant	opt	tsan
linux1804-x86_64/debug				4

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-05-12&endday=2025-05-18&tree=all

Comment 15

[Intermittent Failures Robot]

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

Repository breakdown:

• try: 1
• autoland: 1

Table

	asan	ccov	debug	http3	no_variant	opt	tsan
linux1804-x86_64/debug				2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-05-26&endday=2025-06-01&tree=all

Comment 16

[Intermittent Failures Robot]

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

Repository breakdown:

• try: 1
• autoland: 2

Table

	asan	ccov	debug	http3	no_variant	opt	tsan
linux1804-x86_64/debug				3

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-06-02&endday=2025-06-08&tree=all

Comment 17

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 2
• try: 1
• mozilla-central: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux1804-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-06-09&endday=2025-06-15&tree=all

Comment 18

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 3
• mozilla-central: 1

Table

	headless	http3	no_variant
linux1804-x86_64/debug		4

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-06-16&endday=2025-06-22&tree=all

Comment 19

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-central: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-06-23&endday=2025-06-29&tree=all

Comment 20

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 1
• mozilla-beta: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux2404-x86_64/debug				2/50

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-06-30&endday=2025-07-06&tree=all

Comment 21

[Intermittent Failures Robot]

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

Repository breakdown:

• try: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux2404-x86_64/debug				1/51

• 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=1942730&startday=2025-07-14&endday=2025-07-20&tree=all

Comment 22

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1
• mozilla-beta: 1
• autoland: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux1804-x86_64/debug				1
linux2404-x86_64/debug				2/53

• 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=1942730&startday=2025-07-21&endday=2025-07-27&tree=all

Comment 23

[Intermittent Failures Robot]

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

Repository breakdown:

• try: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux2404-x86_64/debug				1/53

• 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=1942730&startday=2025-07-28&endday=2025-08-03&tree=all

Comment 24

[BugBot [:suhaib / :marco]]

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

Comment 25

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-beta: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-09-01&endday=2025-09-07&tree=all

Comment 26

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1
• mozilla-release: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux1804-x86_64/debug				1
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-09-22&endday=2025-09-28&tree=all

Comment 27

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-release: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-10-13&endday=2025-10-19&tree=all

Comment 28

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-release: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux2404-x86_64/tsan					1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-10-20&endday=2025-10-26&tree=all

Comment 29

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-release: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-10-27&endday=2025-11-02&tree=all

Comment 30

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux2404-x86_64/tsan					1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-11-03&endday=2025-11-09&tree=all

Comment 31

[Intermittent Failures Robot]

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

Repository breakdown:

• try: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-11-10&endday=2025-11-16&tree=all

Comment 32

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1
• mozilla-beta: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux1804-x86_64/debug				1
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-11-17&endday=2025-11-23&tree=all

Comment 33

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=537549256&repo=mozilla-beta

Comment 34

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-beta: 1

Table

	!fission	headless	http2	http3	no_variant	socketprocess_networking	xorigin
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-11-24&endday=2025-11-30&tree=all

Comment 35

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1
• try: 1

Table

	!fission	headless	http2	http3	no_variant	xorigin
linux1804-x86_64/debug				1
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2025-12-15&endday=2025-12-21&tree=all

Comment 36

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-beta: 1

Table

	!fission	headless	http2	http3	no_variant	xorigin
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2026-01-05&endday=2026-01-11&tree=all

Comment 37

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-release: 1

Table

	!fission	headless	http2	http3	no_variant	xorigin
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2026-01-19&endday=2026-01-25&tree=all

Comment 38

[BugBot [:suhaib / :marco]]

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

Comment 39

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	http3	no_variant
linux1804-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2026-03-30&endday=2026-04-05&tree=all

Comment 40

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	http3	no_variant
linux1804-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2026-04-08&endday=2026-04-14&tree=all

Comment 41

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	http3	no_variant
linux1804-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2026-04-13&endday=2026-04-19&tree=all

Comment 42

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1
• mozilla-release: 1

Table

	!fission	headless	http2	http3	no_variant	standalone	xorigin
linux1804-x86_64/debug				1
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2026-04-20&endday=2026-04-26&tree=all

Comment 43

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	http3	no_variant
linux1804-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2026-05-11&endday=2026-05-17&tree=all

Comment 44

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	http3	no_variant
linux1804-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2026-05-18&endday=2026-05-24&tree=all

Comment 45

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-release: 1

Table

	!fission	headless	http2	http3	no_variant	standalone	xorigin
linux2404-x86_64/debug				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2026-06-01&endday=2026-06-07&tree=all

Comment 46

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	http3	no_variant
linux1804-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1942730&startday=2026-09-21&endday=2026-09-27&tree=all