Bug: Intermittent browser/components/preferences/tests/browser_statePartitioning_PBM_strings.js | Uncaught exception received from previously timed out test - sync-pane-loaded observer not removed before the end of test | After Test timed out
Status: RESOLVED
Priority: P5
Resolution: INCOMPLETE
Created: 2021-08-08 01:01:21+00:00
Resolved: 2021-09-14 17:04:47+00:00

**Filed by:** nbeleuzu [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=347757157&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/FkFiXPE3SQq21C-OpsZgrA/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2021-08-07T22:05:11.881Z] 22:05:11     INFO - TEST-PASS | browser/components/preferences/tests/browser_statePartitioning_PBM_strings.js | The visibility of cookie blocking info for standard mode is correct - 
[task 2021-08-07T22:05:11.881Z] 22:05:11     INFO - Buffered messages logged at 22:04:28
[task 2021-08-07T22:05:11.882Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-07T22:05:11.883Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-07T22:05:11.883Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-07T22:05:11.885Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-07T22:05:11.888Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-07T22:05:11.888Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "resource://activity-stream/lib/AboutPreferences.jsm" line: 231}]
[task 2021-08-07T22:05:11.888Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "resource://activity-stream/lib/AboutPreferences.jsm" line: 231}]
[task 2021-08-07T22:05:11.891Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/home.js" line: 708}]
[task 2021-08-07T22:05:11.891Z] 22:05:11     INFO - init@chrome://browser/content/preferences/home.js:708:18
[task 2021-08-07T22:05:11.891Z] 22:05:11     INFO - init@chrome://browser/content/preferences/preferences.js:106:22
[task 2021-08-07T22:05:11.891Z] 22:05:11     INFO - 
[task 2021-08-07T22:05:11.891Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-07T22:05:11.892Z] 22:05:11     INFO - Console message: [JavaScript Error: "out of memory"]
[task 2021-08-07T22:05:11.892Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-07T22:05:11.892Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-07T22:05:11.893Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-07T22:05:11.894Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-07T22:05:11.895Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-07T22:05:11.896Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-07T22:05:11.897Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-07T22:05:11.898Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-07T22:05:11.898Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "chrome://browser/content/preferences/preferences.js" line: 98}]
[task 2021-08-07T22:05:11.899Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-07T22:05:11.900Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory"]
[task 2021-08-07T22:05:11.901Z] 22:05:11     INFO - Console message: [JavaScript Error: "uncaught exception: out of memory" {file: "resource:///modules/sessionstore/ContentSessionStore.jsm" line: 477}]
[task 2021-08-07T22:05:11.901Z] 22:05:11     INFO - send@resource:///modules/sessionstore/ContentSessionStore.jsm:477:9
[task 2021-08-07T22:05:11.901Z] 22:05:11     INFO - sendWhenIdle@resource:///modules/sessionstore/ContentSessionStore.jsm:431:14
[task 2021-08-07T22:05:11.901Z] 22:05:11     INFO - sendWhenIdle/<@resource:///modules/sessionstore/ContentSessionStore.jsm:438:48
[task 2021-08-07T22:05:11.901Z] 22:05:11     INFO - 
[task 2021-08-07T22:05:11.902Z] 22:05:11     INFO - Buffered messages finished
[task 2021-08-07T22:05:11.903Z] 22:05:11     INFO - TEST-UNEXPECTED-FAIL | browser/components/preferences/tests/browser_statePartitioning_PBM_strings.js | Test timed out - 
[task 2021-08-07T22:05:11.903Z] 22:05:11     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-08-07T22:05:11.904Z] 22:05:11     INFO - TEST-UNEXPECTED-FAIL | browser/components/preferences/tests/browser_statePartitioning_PBM_strings.js | Uncaught exception received from previously timed out test - sync-pane-loaded observer not removed before the end of test
[task 2021-08-07T22:05:11.905Z] 22:05:11     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-08-07T22:05:11.906Z] 22:05:11     INFO - TEST-UNEXPECTED-FAIL | browser/components/preferences/tests/browser_statePartitioning_PBM_strings.js | A promise chain failed to handle a rejection: out of memory - stack: (No stack available.)
[task 2021-08-07T22:05:11.906Z] 22:05:11     INFO - Rejection date: Sat Aug 07 2021 22:04:28 GMT+0000 (Coordinated Universal Time) - false == true - JS frame :: resource://testing-common/PromiseTestUtils.jsm :: assertNoUncaughtRejections :: line 285
[task 2021-08-07T22:05:11.907Z] 22:05:11     INFO - Stack trace:
[task 2021-08-07T22:05:11.907Z] 22:05:11     INFO - resource://testing-common/PromiseTestUtils.jsm:assertNoUncaughtRejections:285
[task 2021-08-07T22:05:11.907Z] 22:05:11     INFO - chrome://mochikit/content/browser-test.js:nextTest:625
[task 2021-08-07T22:05:11.907Z] 22:05:11     INFO - chrome://mochikit/content/browser-test.js:timeoutFn:1231
[task 2021-08-07T22:05:11.908Z] 22:05:11     INFO - Not taking screenshot here: see the one that was previously logged
[task 2021-08-07T22:05:11.909Z] 22:05:11     INFO - TEST-UNEXPECTED-FAIL | browser/components/preferences/tests/browser_statePartitioning_PBM_strings.js | A promise chain failed to handle a rejection: out of memory - stack: (No stack available.)

```