Bug: Intermittent browser/components/tabbrowser/test/browser/tabs/browser_bfcache_exemption_about_pages.js | single tracking bug
Status: NEW
Priority: P5
Created: 2024-12-01 12:15:29+00:00
Resolved: 2025-03-03 06:33:18+00:00

**Filed by:** abutkovits [at] mozilla.com
**Parsed log:** https://treeherder.mozilla.org/logviewer?job_id=484893372&repo=autoland
**Full log:** https://firefox-ci-tc.services.mozilla.com/api/queue/v1/task/JolIjXlnSY-p3oJKlaUTmA/runs/0/artifacts/public/logs/live_backing.log

---
```
[task 2024-12-01T10:43:29.739Z] 10:43:29     INFO - TEST-PASS | browser/components/tabbrowser/test/browser/tabs/browser_bfcache_exemption_about_pages.js | uri about:blank should have persisted - 
[task 2024-12-01T10:43:29.740Z] 10:43:29     INFO - Regular tab - navigate to about:home,https://example.com/browser/browser/components/tabbrowser/test/browser/tabs/file_about_srcdoc.html urls
[task 2024-12-01T10:43:29.740Z] 10:43:29     INFO - Buffered messages finished
[task 2024-12-01T10:43:29.741Z] 10:43:29     INFO - TEST-UNEXPECTED-FAIL | browser/components/tabbrowser/test/browser/tabs/browser_bfcache_exemption_about_pages.js | After navigating to urls=about:home,https://example.com/browser/browser/components/tabbrowser/test/browser/tabs/file_about_srcdoc.html, we can go back from uri=https://example.com/browser/browser/components/tabbrowser/test/browser/tabs/file_about_srcdoc.html - Got false, expected true
[task 2024-12-01T10:43:29.741Z] 10:43:29     INFO - Stack trace:
[task 2024-12-01T10:43:29.741Z] 10:43:29     INFO - chrome://mochikit/content/browser-test.js:test_is:1627
[task 2024-12-01T10:43:29.741Z] 10:43:29     INFO - chrome://mochitests/content/browser/browser/components/tabbrowser/test/browser/tabs/browser_bfcache_exemption_about_pages.js:navigateTo:24
[task 2024-12-01T10:43:29.741Z] 10:43:29     INFO - chrome://mochitests/content/browser/browser/components/tabbrowser/test/browser/tabs/browser_bfcache_exemption_about_pages.js:testAboutPagesBfcacheAllowed:172
[task 2024-12-01T10:43:29.742Z] 10:43:29     INFO - chrome://mochikit/content/browser-test.js:handleTask:1147
[task 2024-12-01T10:43:29.742Z] 10:43:29     INFO - chrome://mochikit/content/browser-test.js:_runTaskBasedTest:1219
[task 2024-12-01T10:43:29.742Z] 10:43:29     INFO - chrome://mochikit/content/browser-test.js:Tester_execTest:1360
[task 2024-12-01T10:43:29.742Z] 10:43:29     INFO - chrome://mochikit/content/browser-test.js:nextTest/<:1136
[task 2024-12-01T10:43:29.742Z] 10:43:29     INFO - chrome://mochikit/content/tests/SimpleTest/SimpleTest.js:SimpleTest.waitForFocus/<:1058
[task 2024-12-01T10:43:29.742Z] 10:43:29     INFO - Navigating back from uri=https://example.com/browser/browser/components/tabbrowser/test/browser/tabs/file_about_srcdoc.html
[task 2024-12-01T10:43:29.743Z] 10:43:29     INFO - GECKO(6001) | [Child 6238, Main Thread] WARNING: 'presShell->NeedLayoutFlush()', file /builds/worker/checkouts/gecko/layout/base/nsRefreshDriver.cpp:2218
[task 2024-12-01T10:43:29.743Z] 10:43:29     INFO - GECKO(6001) | [Parent 6001, Main Thread] WARNING: WebProgress Ignored: no longer current window global: file /builds/worker/checkouts/gecko/dom/ipc/BrowserParent.cpp:3180
[task 2024-12-01T10:43:29.744Z] 10:43:29     INFO - GECKO(6001) | JavaScript error: resource://testing-common/ContentEventListenerChild.sys.mjs, line 142: TypeError: can't access property "chromeEventHandler", this.docShell is null
[task 2024-12-01T10:43:29.744Z] 10:43:29     INFO - GECKO(6001) | JavaScript error: resource:///actors/ContentSearchChild.sys.mjs, line 22: NS_ERROR_FAILURE: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIXPCComponents_Utils.cloneInto]
[task 2024-12-01T10:43:29.745Z] 10:43:29     INFO - GECKO(6001) | JavaScript error: resource:///actors/ContentSearchChild.sys.mjs, line 22: NS_ERROR_FAILURE: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIXPCComponents_Utils.cloneInto]
[task 2024-12-01T10:43:29.746Z] 10:43:29     INFO - Console message: [JavaScript Error: "TypeError: can't access property "chromeEventHandler", this.docShell is null" {file: "resource://testing-common/ContentEventListenerChild.sys.mjs" line: 142}]
[task 2024-12-01T10:43:29.746Z] 10:43:29     INFO - _updateContentEventListeners@resource://testing-common/ContentEventListenerChild.sys.mjs:142:11
[task 2024-12-01T10:43:29.746Z] 10:43:29     INFO - handleEvent@resource://testing-common/ContentEventListenerChild.sys.mjs:36:14
[task 2024-12-01T10:43:29.746Z] 10:43:29     INFO - EventListener.handleEvent*actorCreated@resource://testing-common/ContentEventListenerChild.sys.mjs:11:30
[task 2024-12-01T10:43:29.747Z] 10:43:29     INFO - 
[task 2024-12-01T10:43:29.751Z] 10:43:29     INFO - Console message: [JavaScript Error: "NS_ERROR_FAILURE: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIXPCComponents_Utils.cloneInto]" {file: "resource:///actors/ContentSearchChild.sys.mjs" line: 22}]
[task 2024-12-01T10:43:29.751Z] 10:43:29     INFO - _fireEvent@resource:///actors/ContentSearchChild.sys.mjs:22:20
[task 2024-12-01T10:43:29.752Z] 10:43:29     INFO - receiveMessage@resource:///actors/ContentSearchChild.sys.mjs:18:10
[task 2024-12-01T10:43:29.752Z] 10:43:29     INFO - JSActor query*_reply@resource:///actors/ContentSearchParent.sys.mjs:537:11
[task 2024-12-01T10:43:29.753Z] 10:43:29     INFO - _onMessageGetEngine/<@resource:///actors/ContentSearchParent.sys.mjs:422:12
[task 2024-12-01T10:43:29.753Z] 10:43:29     INFO - promise callback*_onMessageGetEngine@resource:///actors/ContentSearchParent.sys.mjs:421:54
[task 2024-12-01T10:43:29.754Z] 10:43:29     INFO - _onMessage@resource:///actors/ContentSearchParent.sys.mjs:409:29
[task 2024-12-01T10:43:29.754Z] 10:43:29     INFO - async*_processEventQueue/this._currentEventPromise<@resource:///actors/ContentSearchParent.sys.mjs:370:39
[task 2024-12-01T10:43:29.754Z] 10:43:29     INFO - _processEventQueue@resource:///actors/ContentSearchParent.sys.mjs:378:7
[task 2024-12-01T10:43:29.755Z] 10:43:29     INFO - receiveMessage@resource:///actors/ContentSearchParent.sys.mjs:676:19
[task 2024-12-01T10:43:29.755Z] 10:43:29     INFO - JSActor query*handleEvent@resource:///actors/ContentSearchChild.sys.mjs:11:12
[task 2024-12-01T10:43:29.756Z] 10:43:29     INFO - _sendMsg@chrome://browser/content/contentSearchHandoffUI.js:150:18
[task 2024-12-01T10:43:29.756Z] 10:43:29     INFO - ContentSearchHandoffUIController@chrome://browser/content/contentSearchHandoffUI.js:13:8
[task 2024-12-01T10:43:29.756Z] 10:43:29     INFO - onInputMountHandoff@resource://activity-stream/data/content/activity-stream.bundle.js:10984:39
[task 2024-12-01T10:43:29.757Z] 10:43:29     INFO - Aj@resource://activity-stream/vendor/react-dom.js:161:87
[task 2024-12-01T10:43:29.757Z] 10:43:29     INFO - unstable_runWithPriority@resource://activity-stream/vendor/react.js:25:260
[task 2024-12-01T10:43:29.757Z] 10:43:29     INFO - Da@resource://activity-stream/vendor/react-dom.js:60:280
[task 2024-12-01T10:43:29.757Z] 10:43:29     INFO - ab@resource://activity-stream/vendor/react-dom.js:154:192
[task 2024-12-01T10:43:29.758Z] 10:43:29     INFO - Te@resource://activity-stream/vendor/react-dom.js:146:357
[task 2024-12-01T10:43:29.758Z] 10:43:29     INFO - Pg/<@resource://activity-stream/vendor/react-dom.js:61:68
[task 2024-12-01T10:43:29.758Z] 10:43:29     INFO - unstable_runWithPriority@resource://activity-stream/vendor/react.js:25:260
[task 2024-12-01T10:43:29.758Z] 10:43:29     INFO - Da@resource://activity-stream/vendor/react-dom.js:60:280
[task 2024-12-01T10:43:29.759Z] 10:43:29     INFO - Pg@resource://activity-stream/vendor/react-dom.js:61:16
[task 2024-12-01T10:43:29.759Z] 10:43:29     INFO - ha@resource://activity-stream/vendor/react-dom.js:60:451
[task 2024-12-01T10:43:29.759Z] 10:43:29     INFO - Qh@resource://activity-stream/vendor/react-dom.js:147:10
[task 2024-12-01T10:43:29.759Z] 10:43:29     INFO - notify@resource://activity-stream/vendor/react-redux.js:1:1399
[task 2024-12-01T10:43:29.760Z] 10:43:29     INFO - notifyNestedSubs@resource://activity-stream/vendor/react-redux.js:1:1811
[task 2024-12-01T10:43:29.760Z] 10:43:29     INFO - o@resource://activity-stream/vendor/react-redux.js:1:1234
[task 2024-12-01T10:43:29.760Z] 10:43:29     INFO - dispatch@resource://activity-stream/vendor/redux.js:339:20
[task 2024-12-01T10:43:29.761Z] 10:43:29     INFO - messageMiddleware/</<@resource://activity-stream/data/content/activity-stream.bundle.js:12503:9
[task 2024-12-01T10:43:29.761Z] 10:43:29     INFO - rehydrationMiddleware/</<@resource://activity-stream/data/content/activity-stream.bundle.js:12536:14
[task 2024-12-01T10:43:29.762Z] 10:43:29     INFO - initStore/<@resource://activity-stream/data/content/activity-stream.bundle.js:12577:15
[task 2024-12-01T10:43:29.762Z] 10:43:29     INFO - receiveMessage@resource://gre/actors/RemotePageChild.sys.mjs:106:17
[task 2024-12-01T10:43:29.763Z] 10:43:29     INFO - JSActor query*send@resource://activity-stream/lib/ActivityStreamMessageChannel.sys.mjs:125:14
[task 2024-12-01T10:43:29.763Z] 10:43:29     INFO - middleware/</<@resource://activity-stream/lib/ActivityStreamMessageChannel.sys.mjs:74:14
[task 2024-12-01T10:43:29.763Z] 10:43:29     INFO - _middleware/</<@resource://activity-stream/lib/Store.sys.mjs:49:11
[task 2024-12-01T10:43:29.764Z] 10:43:29     INFO - Store/this[method]@resource://activity-stream/lib/Store.sys.mjs:28:54
[task 2024-12-01T10:43:29.766Z] 10:43:29     INFO - reply@resource://activity-stream/lib/NewTabInit.sys.mjs:29:16
[task 2024-12-01T10:43:29.768Z] 10:43:29     INFO - onAction@resource://activity-stream/lib/NewTabInit.sys.mjs:41:14
[task 2024-12-01T10:43:29.768Z] 10:43:29     INFO - _middleware/</<@resource://activity-stream/lib/Store.sys.mjs:52:17
[task 2024-12-01T10:43:29.769Z] 10:43:29     INFO - Store/this[method]@resource://activity-stream/lib/Store.sys.mjs:28:54
[task 2024-12-01T10:43:29.769Z] 10:43:29     INFO - onActionFromContent@resource://activity-stream/lib/ActivityStreamMessageChannel.sys.mjs:94:10
[task 2024-12-01T10:43:29.770Z] 10:43:29     INFO - onMessage@resource://activity-stream/lib/ActivityStreamMessageChannel.sys.mjs:331:10
[task 2024-12-01T10:43:29.770Z] 10:43:29     INFO - notifyActivityStreamChannel@resource:///actors/AboutNewTabParent.sys.mjs:135:18
[task 2024-12-01T10:43:29.771Z] 10:43:29     INFO - receiveMessage@resource:///actors/AboutNewTabParent.sys.mjs:103:14
[task 2024-12-01T10:43:29.772Z] 10:43:29     INFO - JSActor query*RPMSendAsyncMessage@resource://gre/actors/RemotePageChild.sys.mjs:146:10
[task 2024-12-01T10:43:29.773Z] 10:43:29     INFO - accessCheckedFn@resource://gre/actors/RemotePageChild.sys.mjs:77:30
[task 2024-12-01T10:43:29.773Z] 10:43:29     INFO - messageMiddleware/</<@resource://activity-stream/data/content/activity-stream.bundle.js:12500:24
[task 2024-12-01T10:43:29.773Z] 10:43:29     INFO - rehydrationMiddleware/</<@resource://activity-stream/data/content/activity-stream.bundle.js:12531:14
[task 2024-12-01T10:43:29.774Z] 10:43:29     INFO - doRequest@resource://activity-stream/data/content/activity-stream.bundle.js:12628:13
[task 2024-12-01T10:43:29.774Z] 10:43:29     INFO - renderWithoutState@resource://activity-stream/data/content/activity-stream.bundle.js:12639:5
[task 2024-12-01T10:43:29.775Z] 10:43:29     INFO - @resource://activity-stream/data/content/newtab-render.js:10:28
[task 2024-12-01T10:43:29.775Z] 10:43:29     INFO - handleEvent@resource:///actors/AboutNewTabChild.sys.mjs:70:31
[task 2024-12-01T10:43:29.775Z] 10:43:29     INFO - 
[task 2024-12-01T10:43:29.778Z] 10:43:29     INFO - Console message: [JavaScript Error: "NS_ERROR_FAILURE: Component returned failure code: 0x80004005 (NS_ERROR_FAILURE) [nsIXPCComponents_Utils.cloneInto]" {file: "resource:///actors/ContentSearchChild.sys.mjs" line: 22}]
[task 2024-12-01T10:43:29.779Z] 10:43:29     INFO - _fireEvent@resource:///actors/ContentSearchChild.sys.mjs:22:20
[task 2024-12-01T10:43:29.779Z] 10:43:29     INFO - receiveMessage@resource:///actors/ContentSearchChild.sys.mjs:18:10
[task 2024-12-01T10:43:29.779Z] 10:43:29     INFO - JSActor query*_reply@resource:///actors/ContentSearchParent.sys.mjs:537:11
[task 2024-12-01T10:43:29.780Z] 10:43:29     INFO - _onMessageGetHandoffSearchModePrefs@resource:///actors/ContentSearchParent.sys.mjs:433:10
[task 2024-12-01T10:43:29.780Z] 10:43:29     INFO - _onMessage@resource:///actors/ContentSearchParent.sys.mjs:409:29
[task 2024-12-01T10:43:29.781Z] 10:43:29     INFO - async*_processEventQueue/this._currentEventPromise<@resource:///actors/ContentSearchParent.sys.mjs:370:39
[task 2024-12-01T10:43:29.781Z] 10:43:29     INFO - _processEventQueue@resource:///actors/ContentSearchParent.sys.mjs:378:7
[task 2024-12-01T10:43:29.782Z] 10:43:29     INFO - _processEventQueue/this._currentEventPromise<@resource:///actors/ContentSearchParent.sys.mjs:376:14
[task 2024-12-01T10:43:29.782Z] 10:43:29     INFO - async*_processEventQueue@resource:///actors/ContentSearchParent.sys.mjs:378:7
[task 2024-12-01T10:43:29.782Z] 10:43:29     INFO - receiveMessage@resource:///actors/ContentSearchParent.sys.mjs:676:19
[task 2024-12-01T10:43:29.783Z] 10:43:29     INFO - JSActor query*handleEvent@resource:///actors/ContentSearchChild.sys.mjs:11:12
[task 2024-12-01T10:43:29.783Z] 10:43:29     INFO - _sendMsg@chrome://browser/content/contentSearchHandoffUI.js:150:18
[task 2024-12-01T10:43:29.783Z] 10:43:29     INFO - ContentSearchHandoffUIController@chrome://browser/content/contentSearchHandoffUI.js:13:8
[task 2024-12-01T10:43:29.784Z] 10:43:29     INFO - onInputMountHandoff@resource://activity-stream/data/content/activity-stream.bundle.js:10984:39
[task 2024-12-01T10:43:29.784Z] 10:43:29     INFO - Aj@resource://activity-stream/vendor/react-dom.js:161:87
[task 2024-12-01T10:43:29.785Z] 10:43:29     INFO - unstable_runWithPriority@resource://activity-stream/vendor/react.js:25:260
[task 2024-12-01T10:43:29.785Z] 10:43:29     INFO - Da@resource://activity-stream/vendor/react-dom.js:60:280
[task 2024-12-01T10:43:29.785Z] 10:43:29     INFO - ab@resource://activity-stream/vendor/react-dom.js:154:192
[task 2024-12-01T10:43:29.786Z] 10:43:29     INFO - Te@resource://activity-stream/vendor/react-dom.js:146:357
[task 2024-12-01T10:43:29.786Z] 10:43:29     INFO - Pg/<@resource://activity-stream/vendor/react-dom.js:61:68
[task 2024-12-01T10:43:29.787Z] 10:43:29     INFO - unstable_runWithPriority@resource://activity-stream/vendor/react.js:25:260
[task 2024-12-01T10:43:29.787Z] 10:43:29     INFO - Da@resource://activity-stream/vendor/react-dom.js:60:280
[task 2024-12-01T10:43:29.788Z] 10:43:29     INFO - Pg@resource://activity-stream/vendor/react-dom.js:61:16
[task 2024-12-01T10:43:29.788Z] 10:43:29     INFO - ha@resource://activity-stream/vendor/react-dom.js:60:451
[task 2024-12-01T10:43:29.789Z] 10:43:29     INFO - Qh@resource://activity-stream/vendor/react-dom.js:147:10
[task 2024-12-01T10:43:29.789Z] 10:43:29     INFO - notify@resource://activity-stream/vendor/react-redux.js:1:1399
[task 2024-12-01T10:43:29.789Z] 10:43:29     INFO - notifyNestedSubs@resource://activity-stream/vendor/react-redux.js:1:1811
[task 2024-12-01T10:43:29.790Z] 10:43:29     INFO - o@resource://activity-stream/vendor/react-redux.js:1:1234
[task 2024-12-01T10:43:29.791Z] 10:43:29     INFO - dispatch@resource://activity-stream/vendor/redux.js:339:20
[task 2024-12-01T10:43:29.791Z] 10:43:29     INFO - messageMiddleware/</<@resource://activity-stream/data/content/activity-stream.bundle.js:12503:9
[task 2024-12-01T10:43:29.792Z] 10:43:29     INFO - rehydrationMiddleware/</<@resource://activity-stream/data/content/activity-stream.bundle.js:12536:14
[task 2024-12-01T10:43:29.792Z] 10:43:29     INFO - initStore/<@resource://activity-stream/data/content/activity-stream.bundle.js:12577:15
[task 2024-12-01T10:43:29.792Z] 10:43:29     INFO - receiveMessage@resource://gre/actors/RemotePageChild.sys.mjs:106:17
[task 2024-12-01T10:43:29.793Z] 10:43:29     INFO - JSActor query*send@resource://activity-stream/lib/ActivityStreamMessageChannel.sys.mjs:125:14
[task 2024-12-01T10:43:29.793Z] 10:43:29     INFO - middleware/</<@resource://activity-stream/lib/ActivityStreamMessageChannel.sys.mjs:74:14
[task 2024-12-01T10:43:29.793Z] 10:43:29     INFO - _middleware/</<@resource://activity-stream/lib/Store.sys.mjs:49:11
[task 2024-12-01T10:43:29.794Z] 10:43:29     INFO - Store/this[method]@resource://activity-stream/lib/Store.sys.mjs:28:54
[task 2024-12-01T10:43:29.794Z] 10:43:29     INFO - reply@resource://activity-stream/lib/NewTabInit.sys.mjs:29:16
[task 2024-12-01T10:43:29.794Z] 10:43:29     INFO - onAction@resource://activity-stream/lib/NewTabInit.sys.mjs:41:14
[task 2024-12-01T10:43:29.795Z] 10:43:29     INFO - _middleware/</<@resource://activity-stream/lib/Store.sys.mjs:52:17
[task 2024-12-01T10:43:29.795Z] 10:43:29     INFO - Store/this[method]@resource://activity-stream/lib/Store.sys.mjs:28:54
[task 2024-12-01T10:43:29.795Z] 10:43:29     INFO - onActionFromContent@resource://activity-stream/lib/ActivityStreamMessageChannel.sys.mjs:94:10
[task 2024-12-01T10:43:29.795Z] 10:43:29     INFO - onMessage@resource://activity-stream/lib/ActivityStreamMessageChannel.sys.mjs:331:10
[task 2024-12-01T10:43:29.796Z] 10:43:29     INFO - notifyActivityStreamChannel@resource:///actors/AboutNewTabParent.sys.mjs:135:18
[task 2024-12-01T10:43:29.796Z] 10:43:29     INFO - receiveMessage@resource:///actors/AboutNewTabParent.sys.mjs:103:14
[task 2024-12-01T10:43:29.796Z] 10:43:29     INFO - JSActor query*RPMSendAsyncMessage@resource://gre/actors/RemotePageChild.sys.mjs:146:10
[task 2024-12-01T10:43:29.797Z] 10:43:29     INFO - accessCheckedFn@resource://gre/actors/RemotePageChild.sys.mjs:77:30
[task 2024-12-01T10:43:29.797Z] 10:43:29     INFO - messageMiddleware/</<@resource://activity-stream/data/content/activity-stream.bundle.js:12500:24
[task 2024-12-01T10:43:29.797Z] 10:43:29     INFO - rehydrationMiddleware/</<@resource://activity-stream/data/content/activity-stream.bundle.js:12531:14
[task 2024-12-01T10:43:29.797Z] 10:43:29     INFO - doRequest@resource://activity-stream/data/content/activity-stream.bundle.js:12628:13
[task 2024-12-01T10:43:29.798Z] 10:43:29     INFO - renderWithoutState@resource://activity-stream/data/content/activity-stream.bundle.js:12639:5
[task 2024-12-01T10:43:29.798Z] 10:43:29     INFO - @resource://activity-stream/data/content/newtab-render.js:10:28
[task 2024-12-01T10:43:29.798Z] 10:43:29     INFO - handleEvent@resource:///actors/AboutNewTabChild.sys.mjs:70:31
[task 2024-12-01T10:43:29.799Z] 10:43:29     INFO - 
[task 2024-12-01T10:43:29.799Z] 10:43:29     INFO - GECKO(6001) | [Child 6238: Main Thread]: I/DocShellAndDOMWindowLeak ++DOCSHELL 7f4f6d615400 == 4 [pid = 6238] [id = 33]
[task 2024-12-01T10:43:29.799Z] 10:43:29     INFO - GECKO(6001) | [Child 6238: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 45 (7f4f6f322400) [pid = 6238] [serial = 101] [outer = 0]
[task 2024-12-01T10:43:29.800Z] 10:43:29     INFO - GECKO(6001) | [Child 6238: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 46 (7f4f7208a000) [pid = 6238] [serial = 102] [outer = 7f4f6f322400]
[task 2024-12-01T10:43:29.800Z] 10:43:29     INFO - GECKO(6001) | [Child 6238: Main Thread]: I/DocShellAndDOMWindowLeak ++DOMWINDOW == 47 (7f4f6f8d6c00) [pid = 6238] [serial = 103] [outer = 7f4f6f322400]
[task 2024-12-01T10:43:29.800Z] 10:43:29     INFO - GECKO(6001) | [Parent 6001, Main Thread] WARNING: NS_ENSURE_TRUE(mNameHashtable.Get(aName, &index)) failed: file /builds/worker/checkouts/gecko/storage/mozStorageRow.cpp:91
[task 2024-12-01T10:43:29.882Z] 10:43:29     INFO - GECKO(6001) | [Child 6238, Main Thread] WARNING: 'presShell->NeedLayoutFlush()', file /builds/worker/checkouts/gecko/layout/base/nsRefreshDriver.cpp:2218
[task 2024-12-01T10:43:29.984Z] 10:43:29     INFO - Got pageshow event
[task 2024-12-01T10:43:29.989Z] 10:43:29     INFO - Navigating forward from uri=about:home
[task 2024-12-01T10:43:30.028Z] 10:43:30     INFO - GECKO(6001) | [Child 7587, Main Thread] WARNING: 'aOldValue == newValue', file /builds/worker/checkouts/gecko/docshell/base/BrowsingContext.cpp:3649
[task 2024-12-01T10:43:30.192Z] 10:43:30     INFO - GECKO(6001) | [Child 6238: Main Thread]: I/DocShellAndDOMWindowLeak --DOMWINDOW == 46 (7f4f6d603200) [pid = 6238] [serial = 74] [outer = 0] [url = about:home]
[task 2024-12-01T10:43:30.196Z] 10:43:30     INFO - TEST-PASS | browser/components/tabbrowser/test/browser/tabs/browser_bfcache_exemption_about_pages.js | uri https://example.com/browser/browser/components/tabbrowser/test/browser/tabs/
```