1953216 - Intermittent [tier 2] /css/cssom/style-sheet-interfaces-002.html | single tracking bug

Status: RESOLVED INCOMPLETE

(Core :: DOM: CSS Object Model, defect, P5)

Description

[Treeherder Bug Filer]

Filed by: abutkovits [at] mozilla.com
Parsed log: https://treeherder.mozilla.org/logviewer?job_id=498555327&repo=try
Full log: https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/bp7NCuBDQWO1Mof0JMduWg/runs/0/artifacts/public/logs/live_backing.log

---

[task 2025-03-11T12:21:11.202Z] 12:21:11     INFO - TEST-START | /css/cssom/style-sheet-interfaces-002.html
[task 2025-03-11T12:21:11.205Z] 12:21:11     INFO - Closing window 28af3e15-503e-4cc8-9c58-3560d308e507
[task 2025-03-11T12:21:11.461Z] 12:21:11     INFO - PID 3254 | [3254] Sandbox: SandboxBroker: thread creation failed: ENOMEM
[task 2025-03-11T12:21:11.463Z] 12:21:11     INFO - PID 3254 | [Parent 3254, IPC I/O Parent] WARNING: process 13411 exited on signal 15: file /builds/worker/checkouts/gecko/ipc/chromium/src/chrome/common/process_watcher_posix_sigchld.cc:132
[task 2025-03-11T12:21:11.464Z] 12:21:11     INFO - PID 3254 | A content process crashed and MOZ_CRASHREPORTER_SHUTDOWN is set, shutting down
[task 2025-03-11T12:21:11.484Z] 12:21:11     INFO - PID 3254 | [GFX1-]: RenderCompositorSWGL failed mapping default framebuffer, no dt
[task 2025-03-11T12:21:11.865Z] 12:21:11     INFO - PID 3254 | 1741695671864	Marionette	INFO	Stopped listening on port 33788
[task 2025-03-11T12:21:11.896Z] 12:21:11     INFO - PID 3254 | JavaScript error: chrome://remote/content/marionette/cert.sys.mjs, line 47: NS_ERROR_NOT_AVAILABLE: Component returned failure code: 0x80040111 (NS_ERROR_NOT_AVAILABLE) [nsICertOverrideService.setDisableAllSecurityChecksAndLetAttackersInterceptMyData]
[task 2025-03-11T12:21:11.899Z] 12:21:11     INFO - NoSuchWindowException on command, setting status to CRASH
[task 2025-03-11T12:21:11.900Z] 12:21:11     INFO - TEST-UNEXPECTED-CRASH | /css/cssom/style-sheet-interfaces-002.html | expected OK
[task 2025-03-11T12:21:11.901Z] 12:21:11     INFO - TEST-INFO took 699ms
[task 2025-03-11T12:21:12.101Z] 12:21:12     INFO - Browser exited with return code -15
[task 2025-03-11T12:21:12.103Z] 12:21:12     INFO - Closing logging queue
[task 2025-03-11T12:21:12.104Z] 12:21:12     INFO - queue closed
[task 2025-03-11T12:21:12.202Z] 12:21:12     INFO - Application command: /builds/worker/workspace/build/application/firefox/firefox --marionette about:blank -profile /tmp/tmpkywmqvlj
[task 2025-03-11T12:21:12.211Z] 12:21:12     INFO - PID 4108 | Gtk-Message: 12:20:05.313: Failed to load module "canberra-gtk-module"
[task 2025-03-11T12:21:12.211Z] 12:21:12     INFO - PID 4108 | Gtk-Message: 12:20:05.314: Failed to load module "canberra-gtk-module"
[task 2025-03-11T12:21:12.212Z] 12:21:12     INFO - PID 4108 | [GFX1-]: glxtest: libpci missing
[task 2025-03-11T12:21:12.212Z] 12:21:12     INFO - PID 4108 | [GFX1-]: glxtest: libEGL missing
[task 2025-03-11T12:21:12.212Z] 12:21:12     INFO - PID 4108 | [GFX1-]: glxtest: libGL.so.1 missing
[task 2025-03-11T12:21:12.213Z] 12:21:12     INFO - PID 4108 | [GFX1-]: No GPUs detected via PCI
[task 2025-03-11T12:21:12.213Z] 12:21:12     INFO - PID 4108 | 1741695605764	Marionette	INFO	Marionette enabled
[task 2025-03-11T12:21:12.214Z] 12:21:12     INFO - PID 4108 | 1741695606145	Marionette	INFO	Listening on port 59716
[task 2025-03-11T12:21:12.214Z] 12:21:12     INFO - PID 4108 | [GFX1-]: Failed GL context creation for WebRender: 0
[task 2025-03-11T12:21:12.215Z] 12:21:12     INFO - PID 4108 | [GFX1-]: FEATURE_FAILURE_WEBRENDER_INITIALIZE_UNSPECIFIED
[task 2025-03-11T12:21:12.215Z] 12:21:12     INFO - PID 4108 | [GFX1-]: Failed to connect WebRenderBridgeChild. isParent=true
[task 2025-03-11T12:21:12.215Z] 12:21:12     INFO - PID 4108 | [GFX1-]: Fallback WR to SW-WR
[task 2025-03-11T12:21:12.216Z] 12:21:12     INFO - PID 4108 | console.error: ({})
[task 2025-03-11T12:21:12.216Z] 12:21:12     INFO - PID 4108 | [ERROR fog_control] Boo, couldn't open serverknobs file at /builds/worker/workspace/build/application/firefox/interesting_serverknobs.json
[task 2025-03-11T12:21:12.216Z] 12:21:12     INFO - PID 4108 | GLib-GIO-Message: 12:20:23.711: Using the 'memory' GSettings backend.  Your settings will not be saved or shared with other applications.
[task 2025-03-11T12:21:12.217Z] 12:21:12     INFO - Starting runner
[task 2025-03-11T12:21:12.709Z] 12:21:12     INFO - TEST-START | /css/cssom/stylesheet-same-origin.sub.html

Comment 1

[Intermittent Failures Robot]

Summary

1 failures in 4826 pushes (0.0 failures/push) were associated with this bug in the last 7 days.

Repository breakdown:

• try: 1

Platform and build breakdown:

• linux1804-32-qr: 1
  • opt: 1

Table

	no_variant
linux1804-32-qr--/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-03-10&endday=2025-03-16&tree=all

Comment 2

[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-beta: 1

Platform and build breakdown:

• linux1804-32-qr: 1
  • opt: 1

Table

	no_variant
linux1804-32-qr--/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-03-17&endday=2025-03-23&tree=all

Comment 3

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-beta: 2

Table

	no_variant
linux1804-32-qr--/opt	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-03-31&endday=2025-04-06&tree=all

Comment 4

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-beta: 2

Table

	no_variant
linux1804-32-qr--/opt	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-04-07&endday=2025-04-13&tree=all

Comment 5

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-beta: 2

Table

	no_variant
linux1804-32-qr--/opt	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-04-14&endday=2025-04-20&tree=all

Comment 6

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-release: 1

Table

	no_variant
linux1804-32-qr--/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-04-28&endday=2025-05-04&tree=all

Comment 7

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-release: 1

Table

	asan	ccov	debug	no_variant	opt	tsan
linux1804-x86/opt				1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-05-05&endday=2025-05-11&tree=all

Comment 8

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-beta: 1
• try: 2

Table

	asan	ccov	debug	no_variant	opt	tsan
linux1804-x86/opt				3

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-05-26&endday=2025-06-01&tree=all

Comment 9

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-beta: 2

Table

	asan	ccov	debug	no_variant	opt	tsan
linux1804-x86/opt				2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-06-02&endday=2025-06-08&tree=all

Comment 10

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-beta: 4
• mozilla-central: 1

Table

	!fission	no_variant	swgl	swgl+!fission
linux1804-x86/opt		1
windows11-x86_64/ccov		1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-06-09&endday=2025-06-15&tree=all

Comment 11

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	no_variant
linux1804-x86/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-06-16&endday=2025-06-22&tree=all

Comment 12

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 2

Table

	no_variant
linux1804-x86/opt	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-06-23&endday=2025-06-29&tree=all

Comment 13

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-release: 3
• mozilla-esr140: 1

Table

	no_variant
linux1804-x86/opt	4

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-06-30&endday=2025-07-06&tree=all

Comment 14

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	no_variant
linux1804-x86/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-07-21&endday=2025-07-27&tree=all

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
linux1804-x86/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-08-18&endday=2025-08-24&tree=all

Comment 17

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	no_variant
linux1804-x86/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2025-09-22&endday=2025-09-28&tree=all

Comment 18

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	no_variant
linux1804-x86/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2026-03-09&endday=2026-03-15&tree=all

Comment 19

[Treeherder Bug Filer]

New failure instance: https://treeherder.mozilla.org/logviewer?job_id=554099229&repo=mozilla-esr140

Comment 20

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 2

Table

	no_variant
linux1804-x86/opt	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2026-03-16&endday=2026-03-22&tree=all

Comment 21

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 2

Table

	no_variant
linux1804-x86/opt	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2026-03-30&endday=2026-04-05&tree=all

Comment 22

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	no_variant
linux1804-x86/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2026-04-08&endday=2026-04-14&tree=all

Comment 23

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 2

Table

	no_variant
linux1804-x86/opt	2

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2026-04-20&endday=2026-04-26&tree=all

Comment 24

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	no_variant
linux1804-x86/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2026-04-27&endday=2026-05-03&tree=all

Comment 25

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	no_variant
linux1804-x86/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2026-05-18&endday=2026-05-24&tree=all

Comment 26

[BugBot [:suhaib / :marco]]

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

Comment 27

[Intermittent Failures Robot]

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

Repository breakdown:

• mozilla-esr140: 1

Table

	no_variant
linux1804-x86/opt	1

For more details, see:

https://treeherder.mozilla.org/intermittent-failures/bugdetails?bug=1953216&startday=2026-09-14&endday=2026-09-20&tree=all