1922445 - Intermittent browser/components/resistfingerprinting/test/browser/browser_canvascompare_iframes_blob.js | single tracking bug

Status: RESOLVED INCOMPLETE

(Core :: Privacy: Anti-Tracking, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: abutkovits [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=476632553&repo=mozilla-esr128
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/RMvYKPZvTrqq3M3zgAmOXw/runs/0/artifacts/public/logs/live_backing.log

---

[task 2024-10-03T03:35:35.314Z] 03:35:35     INFO - TEST-PASS | browser/components/resistfingerprinting/test/browser/browser_canvascompare_iframes_blob.js | Checking default PBM window and comparing randomization - upper bound for different random pixels. - 0 <= 0 - 
[task 2024-10-03T03:35:35.314Z] 03:35:35     INFO - Leaving test bound bound defaultsPBMTest
[task 2024-10-03T03:35:35.315Z] 03:35:35     INFO - Entering test bound bound simpleRFPTest
[task 2024-10-03T03:35:35.315Z] 03:35:35     INFO - Buffered messages finished
[task 2024-10-03T03:35:35.315Z] 03:35:35     INFO - TEST-UNEXPECTED-TIMEOUT | browser/components/resistfingerprinting/test/browser/browser_canvascompare_iframes_blob.js | application timed out after 370 seconds with no output
[task 2024-10-03T03:35:35.316Z] 03:35:35     INFO - TEST-INFO took 387794ms
[task 2024-10-03T03:35:35.316Z] 03:35:35     INFO - Buffered messages finished
[task 2024-10-03T03:35:35.316Z] 03:35:35  WARNING - Force-terminating active process(es).
[task 2024-10-03T03:35:35.316Z] 03:35:35     INFO - Determining child pids from psutil...
[task 2024-10-03T03:35:35.317Z] 03:35:35     INFO - [2781, 2782, 2783, 2784, 2787, 3014, 3015, 3016]

Comment 1

[Intermittent Failures Robot]

1 failures in 3574 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-esr128: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

For more details, see:
https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2024-09-30&endday=2024-10-06&tree=all

Comment 2

[BugBot [:suhaib / :marco]]

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

Comment 3

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=488083938&repo=try

Comment 4

[Intermittent Failures Robot]

Summary

1 failures in 900 pushes (0.001 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• try: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

Table

	1proc	1proc-s	1proc-swr	a11y-checks	a11y-checks-s	a11y-checks-swr	a11y-checks-swr-s	cf	condprof-s	fis	fis-hv	fis-hv-s	fis-s	headless	headless-s	http2	http3	msix	msix-s	no_variant	nofis	nofis-aab	nofis-s	nofis-ship	nofis-ship-s	nofis-spi	nofis-swr	nogpu	nogpu-s	s	spi	spi-nw	spi-nw-1proc	spi-nw-cf	spi-nw-nofis	spi-nw-s	spi-s	swr	swr-s	vt	vt-s	wmfme	wmfme-s	xorig	xorig-s
macosx1015-64-qr/debug																																						1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2024-12-23&endday=2024-12-29&tree=all

Comment 5

[Intermittent Failures Robot]

Summary

1 failures in 4508 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• autoland: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

Table

	no_variant
macosx1015-64-qr/-/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-01-13&endday=2025-01-19&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=496577975&repo=mozilla-central

Comment 8

[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:

• mozilla-central: 1

Platform and build breakdown:

• macosx1015-64-qr: 1
  • debug: 1

Table

	no_variant
macosx1015-64-qr--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-02-24&endday=2025-03-02&tree=all

Comment 9

[Intermittent Failures Robot]

Summary

1 failures in 5035 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• mozilla-central: 1

Platform and build breakdown:

• macosx1100-aarch64-qr: 1
  • opt: 1

Table

	no_variant
macosx1100-aarch64-qr--/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-03-17&endday=2025-03-23&tree=all

Comment 10

[Intermittent Failures Robot]

Repository breakdown:

• mozilla-central: 1

Table

	spi-nw
macosx1015-64-qr--/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-03-24&endday=2025-03-30&tree=all

Comment 11

[BugBot [:suhaib / :marco]]

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

Comment 12

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 1

Table

	debug	no_variant	opt	spi-nw
macosx1015-x86_64/opt				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-05-05&endday=2025-05-11&tree=all

Comment 13

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-beta: 2

Table

	no_variant	socketprocess_networking
macosx1015-x86_64/debug	2/66

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-06-30&endday=2025-07-06&tree=all

Comment 14

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=516973746&repo=mozilla-central

Comment 15

[BugBot [:suhaib / :marco]]

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

Comment 16

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	no_variant	socketprocess_networking
macosx1015-x86_64/debug	1/69

• 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=1922445&startday=2025-07-28&endday=2025-08-03&tree=all

Comment 17

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-central: 2

Table

	no_variant	socketprocess_networking	spi-nw
macosx1015-x86_64/debug	1		1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-08-11&endday=2025-08-17&tree=all

Comment 18

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=522822485&repo=autoland

Comment 19

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 2

Table

	no_variant	socketprocess_networking
macosx1015-x86_64/debug	1
macosx1015-x86_64/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-08-18&endday=2025-08-24&tree=all

Comment 20

[BugBot [:suhaib / :marco]]

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

Comment 21

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-beta: 1

Table

	no_variant	socketprocess_networking
macosx1015-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-10-13&endday=2025-10-19&tree=all

Comment 22

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=532987672&repo=mozilla-beta

Comment 23

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 2
• mozilla-beta: 1

Table

	no_variant	socketprocess_networking
macosx1015-x86_64/debug	3

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-10-20&endday=2025-10-26&tree=all

Comment 24

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-central: 2
• autoland: 2

Table

	no_variant	socketprocess_networking	spi-nw
macosx1015-x86_64/debug	1		3

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-11-10&endday=2025-11-16&tree=all

Comment 25

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-beta: 1
• autoland: 1

Table

	no_variant	socketprocess_networking	spi-nw
macosx1015-x86_64/debug	1		1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-11-17&endday=2025-11-23&tree=all

Comment 26

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 2

Table

	no_variant	socketprocess_networking	spi-nw
macosx1015-x86_64/debug	1
macosx1015-x86_64/opt			1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-11-24&endday=2025-11-30&tree=all

Comment 27

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-central: 1

Table

	no_variant	socketprocess_networking	spi-nw
macosx1015-x86_64/debug			1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2025-12-01&endday=2025-12-07&tree=all

Comment 28

[BugBot [:suhaib / :marco]]

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

Comment 29

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-central: 1

Table

	no_variant
macosx1015-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2026-01-26&endday=2026-02-01&tree=all

Comment 30

[Intermittent Failures Robot]

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

Repository breakdown:

• try: 1

Table

	no_variant
macosx1015-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2026-02-09&endday=2026-02-15&tree=all

Comment 31

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 1

Table

	no_variant
macosx1015-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2026-02-23&endday=2026-03-01&tree=all

Comment 32

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	no_variant
macosx1015-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2026-03-23&endday=2026-03-29&tree=all

Comment 33

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-central: 1

Table

	no_variant
macosx1015-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2026-03-30&endday=2026-04-05&tree=all

Comment 34

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	no_variant
macosx1015-x86_64/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2026-04-08&endday=2026-04-14&tree=all

Comment 35

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-central: 1
• autoland: 1

Table

	no_variant
macosx1015-x86_64/debug	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2026-04-13&endday=2026-04-19&tree=all

Comment 36

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-central: 1

Table

	no_variant
macosx1015-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2026-05-04&endday=2026-05-10&tree=all

Comment 37

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 2

Table

	no_variant
macosx1015-x86_64/debug	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2026-05-25&endday=2026-05-31&tree=all

Comment 38

[Intermittent Failures Robot]

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

Repository breakdown:

• autoland: 1

Table

	no_variant
macosx1015-x86_64/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2026-06-22&endday=2026-06-28&tree=all

Comment 39

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr153: 1

Table

	no_variant
macosx1015-x86_64/debug	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1922445&startday=2026-08-03&endday=2026-08-09&tree=all