Bug: Intermittent browser/components/tabbrowser/test/browser/tabs/browser_tab_groups.js (finished) | single tracking bug
Status: RESOLVED
Priority: P5
Resolution: FIXED
Created: 2024-09-21 11:01:27+00:00
Resolved: 2024-11-04 06:18:06+00:00

**Filed by:** imoraru [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=475278782&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/Vcl7r5p4T_GLHF_5MHgXUw/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2024-09-21T09:40:01.295Z] 09:40:01     INFO - TEST-START | browser/components/tabbrowser/test/browser/tabs/browser_tab_groups.js
[task 2024-09-21T09:40:01.579Z] 09:40:01     INFO - GECKO(1404) | 1726911601578	Marionette	TRACE	Received observer notification browser-delayed-startup-finished
[task 2024-09-21T09:40:01.952Z] 09:40:01     INFO - GECKO(1404) | 1726911601951	Marionette	TRACE	Received observer notification browser-delayed-startup-finished
[task 2024-09-21T09:40:02.168Z] 09:40:02     INFO - GECKO(1404) | console.error: (new AbortError("Actor 'Thumbnails' destroyed before query 'Browser:Thumbnail:ContentInfo' was resolved", (void 0)))
[task 2024-09-21T09:40:02.699Z] 09:40:02     INFO - GECKO(1404) | console.error: (new TypeError("WindowGlobalParent.drawSnapshot: Argument 2 is not a finite floating-point value.", "chrome://global/content/elements/browser-custom-element.js", 1920))
[task 2024-09-21T09:40:03.489Z] 09:40:03     INFO - GECKO(1404) | MEMORY STAT | vsize 25142MB | residentFast 596MB | heapAllocated 227MB
[task 2024-09-21T09:40:03.490Z] 09:40:03     INFO - TEST-OK | browser/components/tabbrowser/test/browser/tabs/browser_tab_groups.js | took 2195ms
[task 2024-09-21T09:40:03.500Z] 09:40:03     INFO - GECKO(1404) | JavaScript error: chrome://mochikit/content/browser-test.js, line 433: TypeError: can't access property "currentURI", lastTab.linkedBrowser is undefined
[task 2024-09-21T09:40:03.501Z] 09:40:03     INFO - Console message: [JavaScript Error: "TypeError: can't access property "currentURI", lastTab.linkedBrowser is undefined" {file: "chrome://mochikit/content/browser-test.js" line: 433}]
[task 2024-09-21T09:40:03.501Z] 09:40:03     INFO - Tester_waitForWindowsState@chrome://mochikit/content/browser-test.js:433:26
[task 2024-09-21T09:40:03.501Z] 09:40:03     INFO - nextTest@chrome://mochikit/content/browser-test.js:1021:10
[task 2024-09-21T09:40:03.501Z] 09:40:03     INFO - async*testScope/test_finish/<@chrome://mochikit/content/browser-test.js:1811:25
[task 2024-09-21T09:40:03.501Z] 09:40:03     INFO - run@chrome://mochikit/content/browser-test.js:1731:9
[task 2024-09-21T09:40:03.501Z] 09:40:03     INFO - 
[task 2024-09-21T09:40:18.346Z] 09:40:18     INFO - GECKO(1404) | JavaScript error: resource:///modules/sessionstore/TabState.sys.mjs, line 96: TypeError: can't access property "audioMuted", browser is undefined
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - Console message: [JavaScript Error: "TypeError: can't access property "audioMuted", browser is undefined" {file: "resource:///modules/sessionstore/TabState.sys.mjs" line: 96}]
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - _collectBaseTabData@resource:///modules/sessionstore/TabState.sys.mjs:96:9
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - collect@resource:///modules/sessionstore/TabState.sys.mjs:55:17
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - collect@resource:///modules/sessionstore/TabState.sys.mjs:22:29
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - ssi_collectWindowData@resource:///modules/sessionstore/SessionStore.sys.mjs:4742:35
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - getCurrentState@resource:///modules/sessionstore/SessionStore.sys.mjs:4589:16
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - getCurrentState@resource:///modules/sessionstore/SessionStore.sys.mjs:600:33
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - _saveState@resource:///modules/sessionstore/SessionSaver.sys.mjs:253:35
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - _saveStateAsync@resource:///modules/sessionstore/SessionSaver.sys.mjs:334:10
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - saveStateAsyncWhenIdle@resource:///modules/sessionstore/SessionSaver.sys.mjs:185:14
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - callback@resource://gre/modules/Timer.sys.mjs:126:16
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - ChromeUtils::IdleDispatch handler*requestIdleCallback@resource://gre/modules/Timer.sys.mjs:130:15
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - runDelayed/this._timeoutID<@resource:///modules/sessionstore/SessionSaver.sys.mjs:188:30
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - notify@resource://gre/modules/Timer.sys.mjs:49:17
[task 2024-09-21T09:40:18.349Z] 09:40:18     INFO - 
[task 2024-09-21T09:46:28.463Z] 09:46:28     INFO - TEST-UNEXPECTED-TIMEOUT | browser/components/tabbrowser/test/browser/tabs/browser_tab_groups.js (finished) | application timed out after 370 seconds with no output
[task 2024-09-21T09:46:28.463Z] 09:46:28     INFO - TEST-INFO 
[task 2024-09-21T09:46:28.463Z] 09:46:28     INFO - Buffered messages finished
[task 2024-09-21T09:46:28.463Z] 09:46:28  WARNING - Force-terminating active process(es).
[task 2024-09-21T09:46:28.464Z] 09:46:28     INFO - Attempting to start the profiler to help with diagnosing the hang.
[task 2024-09-21T09:46:28.464Z] 09:46:28     INFO - Sending SIGUSR1 to pid 1404 start the profiler.
[task 2024-09-21T09:46:28.464Z] 09:46:28     INFO - Waiting 10s to capture a profile.
[task 2024-09-21T09:46:38.592Z] 09:46:38     INFO - Sending SIGUSR2 to pid 1404 stop the profiler.
[task 2024-09-21T09:46:38.593Z] 09:46:38     INFO - Wait 10s for Firefox to write the profile to disk.
[task 2024-09-21T09:46:48.729Z] 09:46:48     INFO - Determining child pids from psutil...
[task 2024-09-21T09:46:48.732Z] 09:46:48     INFO - [1405, 1406, 1408, 1409, 1411, 1432, 1433, 2026, 2053, 2054, 2055, 2056, 2057, 2058, 2098, 2099, 2100]
[task 2024-09-21T09:46:48.732Z] 09:46:48     INFO - ==> process 1404 launched child process 1405
```