Closed Bug 1835427 Opened 1 year ago Closed 1 year ago

Assertion failure: aPoint.IsSetAndValid(), at /builds/worker/checkouts/gecko/editor/libeditor/AutoRangeArray.cpp:69

Categories

(Core :: DOM: Editor, defect)

Product:
Core
Component:
DOM: Editor
Type:
defect

Tracking

()

Status:
VERIFIED FIXED
Milestone:
116 Branch
Tracking Flags:
Tracking Status
firefox-esr102 --- unaffected
firefox113 --- disabled
firefox114 --- disabled
firefox115 --- fixed
firefox116 --- verified

People

(Reporter: tsmith, Assigned: masayuki)

References

(Blocks 1 open bug, Regression)

Details

(Keywords: assertion, regression, testcase, Whiteboard: [bugmon:bisected,confirmed], [wptsync upstream])

Attachments

(2 files)

testcase.html
691 bytes, text/html
Details
Bug 1835427 - Make `HTMLEditor::ClearStyleAt` track given point at calling `SplitAncestorStyledInlineElementsAt()` r=m_kato!
48 bytes, text/x-phabricator-request
dmeehan
: approval-mozilla-beta+
Details | Review
Attached file testcase.html —

Found while fuzzing m-c 20230422-6aeb0b124f58 (--enable-debug --enable-fuzzing)

To reproduce via Grizzly Replay:

$ pip install fuzzfetch grizzly-framework
$ python -m fuzzfetch -d --fuzzing -n firefox
$ python -m grizzly.replay ./firefox/firefox testcase.html

Assertion failure: aPoint.IsSetAndValid(), at /builds/worker/checkouts/gecko/editor/libeditor/AutoRangeArray.cpp:69

#0 0x7f59c43840d9 in mozilla::AutoRangeArray::AutoRangeArray<nsCOMPtr<nsINode>, nsCOMPtr<nsIContent>>(mozilla::EditorDOMPointBase<nsCOMPtr<nsINode>, nsCOMPtr<nsIContent>> const&) /builds/worker/checkouts/gecko/editor/libeditor/AutoRangeArray.cpp:69:3
#1 0x7f59c43a7c8e in mozilla::HTMLEditor::CreateStyleForInsertText(mozilla::EditorDOMPointBase<nsCOMPtr<nsINode>, nsCOMPtr<nsIContent>> const&, mozilla::dom::Element const&) /builds/worker/checkouts/gecko/editor/libeditor/HTMLEditSubActionHandler.cpp:6667:18
#2 0x7f59c43a50ad in mozilla::HTMLEditor::HandleInsertText(mozilla::EditSubAction, nsTSubstring<char16_t> const&, mozilla::EditorBase::SelectionHandling) /builds/worker/checkouts/gecko/editor/libeditor/HTMLEditSubActionHandler.cpp:1137:7
#3 0x7f59c436354b in mozilla::EditorBase::InsertTextAsSubAction(nsTSubstring<char16_t> const&, mozilla::EditorBase::SelectionHandling) /builds/worker/checkouts/gecko/editor/libeditor/EditorBase.cpp:6361:7
#4 0x7f59c4377217 in mozilla::EditorBase::InsertTextAsAction(nsTSubstring<char16_t> const&, nsIPrincipal*) /builds/worker/checkouts/gecko/editor/libeditor/EditorBase.cpp:6324:8
#5 0x7f59c437beb9 in mozilla::InsertPlaintextCommand::DoCommandParam(mozilla::Command, nsTSubstring<char16_t> const&, mozilla::EditorBase&, nsIPrincipal*) const /builds/worker/checkouts/gecko/editor/libeditor/EditorCommands.cpp:856:19
#6 0x7f59c0a5d230 in mozilla::dom::Document::ExecCommand(nsTSubstring<char16_t> const&, bool, nsTSubstring<char16_t> const&, nsIPrincipal&, mozilla::ErrorResult&) /builds/worker/checkouts/gecko/dom/base/Document.cpp:5529:27
#7 0x7f59c1e5b997 in mozilla::dom::Document_Binding::execCommand(JSContext*, JS::Handle<JSObject*>, void*, JSJitMethodCallArgs const&) /builds/worker/workspace/obj-build/dom/bindings/DocumentBinding.cpp:4126:36
#8 0x7f59c21ec968 in bool mozilla::dom::binding_detail::GenericMethod<mozilla::dom::binding_detail::NormalThisPolicy, mozilla::dom::binding_detail::ThrowExceptions>(JSContext*, unsigned int, JS::Value*) /builds/worker/checkouts/gecko/dom/bindings/BindingUtils.cpp:3335:13
#9 0x7f59c66d51b5 in CallJSNative(JSContext*, bool (*)(JSContext*, unsigned int, JS::Value*), js::CallReason, JS::CallArgs const&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:486:13
#10 0x7f59c66d4b43 in js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:580:12
#11 0x7f59c66e620b in CallFromStack /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:652:10
#12 0x7f59c66e620b in js::Interpret(JSContext*, js::RunState&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:3395:16
#13 0x7f59c66d3f6d in js::RunScript(JSContext*, js::RunState&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:458:13
#14 0x7f59c66d49bf in js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:612:13
#15 0x7f59c66d5f3d in js::Call(JSContext*, JS::Handle<JS::Value>, JS::Handle<JS::Value>, js::AnyInvokeArgs const&, JS::MutableHandle<JS::Value>, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:679:8
#16 0x7f59c67b1a32 in JS::Call(JSContext*, JS::Handle<JS::Value>, JS::Handle<JS::Value>, JS::HandleValueArray const&, JS::MutableHandle<JS::Value>) /builds/worker/checkouts/gecko/js/src/vm/CallAndConstruct.cpp:117:10
#17 0x7f59c1ec451c in mozilla::dom::EventListener::HandleEvent(mozilla::dom::BindingCallContext&, JS::Handle<JS::Value>, mozilla::dom::Event&, mozilla::ErrorResult&) /builds/worker/workspace/obj-build/dom/bindings/EventListenerBinding.cpp:62:8
#18 0x7f59c27f7536 in void mozilla::dom::EventListener::HandleEvent<mozilla::dom::EventTarget*>(mozilla::dom::EventTarget* const&, mozilla::dom::Event&, mozilla::ErrorResult&, char const*, mozilla::dom::CallbackObject::ExceptionHandling, JS::Realm*) /builds/worker/workspace/obj-build/dist/include/mozilla/dom/EventListenerBinding.h:65:12
#19 0x7f59c27f731a in mozilla::EventListenerManager::HandleEventSubType(mozilla::EventListenerManager::Listener*, mozilla::dom::Event*, mozilla::dom::EventTarget*) /builds/worker/checkouts/gecko/dom/events/EventListenerManager.cpp:1235:43
#20 0x7f59c27f7dee in mozilla::EventListenerManager::HandleEventInternal(nsPresContext*, mozilla::WidgetEvent*, mozilla::dom::Event**, mozilla::dom::EventTarget*, nsEventStatus*, bool) /builds/worker/checkouts/gecko/dom/events/EventListenerManager.cpp:1427:21
#21 0x7f59c27ed43d in HandleEvent /builds/worker/workspace/obj-build/dist/include/mozilla/EventListenerManager.h:412:5
#22 0x7f59c27ed43d in mozilla::EventTargetChainItem::HandleEvent(mozilla::EventChainPostVisitor&, mozilla::ELMCreationDetector&) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp:342:17
#23 0x7f59c27eca4f in mozilla::EventTargetChainItem::HandleEventTargetChain(nsTArray<mozilla::EventTargetChainItem>&, mozilla::EventChainPostVisitor&, mozilla::EventDispatchingCallback*, mozilla::ELMCreationDetector&) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp:545:16
#24 0x7f59c27ef183 in mozilla::EventDispatcher::Dispatch(nsISupports*, nsPresContext*, mozilla::WidgetEvent*, mozilla::dom::Event*, nsEventStatus*, mozilla::EventDispatchingCallback*, nsTArray<mozilla::dom::EventTarget*>*) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp:1133:11
#25 0x7f59c27f1f0a in mozilla::EventDispatcher::DispatchDOMEvent(nsISupports*, mozilla::WidgetEvent*, mozilla::dom::Event*, nsPresContext*, nsEventStatus*) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp
#26 0x7f59c0cff1b9 in nsINode::DispatchEvent(mozilla::dom::Event&, mozilla::dom::CallerType, mozilla::ErrorResult&) /builds/worker/checkouts/gecko/dom/base/nsINode.cpp:1399:17
#27 0x7f59c27fe912 in mozilla::dom::EventTarget::DispatchEvent(mozilla::dom::Event&) /builds/worker/checkouts/gecko/dom/events/EventTarget.cpp:180:13
#28 0x7f59c27a865e in mozilla::AsyncEventDispatcher::Run() /builds/worker/checkouts/gecko/dom/events/AsyncEventDispatcher.cpp:59:5
#29 0x7f59c0817d94 in nsContentUtils::RemoveScriptBlocker() /builds/worker/checkouts/gecko/dom/base/nsContentUtils.cpp:5996:17
#30 0x7f59c0a6fca2 in mozilla::dom::Document::EndUpdate() /builds/worker/checkouts/gecko/dom/base/Document.cpp:7935:3
#31 0x7f59c0ac843f in ~mozAutoDocUpdate /builds/worker/checkouts/gecko/dom/base/mozAutoDocUpdate.h:34:18
#32 0x7f59c0ac843f in mozilla::dom::Element::SetAttr(int, nsAtom*, nsAtom*, nsTSubstring<char16_t> const&, nsIPrincipal*, bool) /builds/worker/checkouts/gecko/dom/base/Element.cpp:2509:1
#33 0x7f59c0ac7eff in SetAttr /builds/worker/workspace/obj-build/dist/include/mozilla/dom/Element.h:1008:12
#34 0x7f59c0ac7eff in mozilla::dom::Element::SetAttribute(nsTSubstring<char16_t> const&, nsTSubstring<char16_t> const&, nsIPrincipal*, mozilla::ErrorResult&) /builds/worker/checkouts/gecko/dom/base/Element.cpp:1516:14
#35 0x7f59c1eeb964 in mozilla::dom::Element_Binding::setAttribute(JSContext*, JS::Handle<JSObject*>, void*, JSJitMethodCallArgs const&) /builds/worker/workspace/obj-build/dom/bindings/ElementBinding.cpp:1813:24
#36 0x7f59c21ec968 in bool mozilla::dom::binding_detail::GenericMethod<mozilla::dom::binding_detail::NormalThisPolicy, mozilla::dom::binding_detail::ThrowExceptions>(JSContext*, unsigned int, JS::Value*) /builds/worker/checkouts/gecko/dom/bindings/BindingUtils.cpp:3335:13
#37 0x7f59c66d51b5 in CallJSNative(JSContext*, bool (*)(JSContext*, unsigned int, JS::Value*), js::CallReason, JS::CallArgs const&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:486:13
#38 0x7f59c66d4b43 in js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:580:12
#39 0x7f59c66e620b in CallFromStack /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:652:10
#40 0x7f59c66e620b in js::Interpret(JSContext*, js::RunState&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:3395:16
#41 0x7f59c66d3f6d in js::RunScript(JSContext*, js::RunState&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:458:13
#42 0x7f59c66d49bf in js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:612:13
#43 0x7f59c66d5f3d in js::Call(JSContext*, JS::Handle<JS::Value>, JS::Handle<JS::Value>, js::AnyInvokeArgs const&, JS::MutableHandle<JS::Value>, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:679:8
#44 0x7f59c67b1a32 in JS::Call(JSContext*, JS::Handle<JS::Value>, JS::Handle<JS::Value>, JS::HandleValueArray const&, JS::MutableHandle<JS::Value>) /builds/worker/checkouts/gecko/js/src/vm/CallAndConstruct.cpp:117:10
#45 0x7f59c1ec451c in mozilla::dom::EventListener::HandleEvent(mozilla::dom::BindingCallContext&, JS::Handle<JS::Value>, mozilla::dom::Event&, mozilla::ErrorResult&) /builds/worker/workspace/obj-build/dom/bindings/EventListenerBinding.cpp:62:8
#46 0x7f59c27f7536 in void mozilla::dom::EventListener::HandleEvent<mozilla::dom::EventTarget*>(mozilla::dom::EventTarget* const&, mozilla::dom::Event&, mozilla::ErrorResult&, char const*, mozilla::dom::CallbackObject::ExceptionHandling, JS::Realm*) /builds/worker/workspace/obj-build/dist/include/mozilla/dom/EventListenerBinding.h:65:12
#47 0x7f59c27f731a in mozilla::EventListenerManager::HandleEventSubType(mozilla::EventListenerManager::Listener*, mozilla::dom::Event*, mozilla::dom::EventTarget*) /builds/worker/checkouts/gecko/dom/events/EventListenerManager.cpp:1235:43
#48 0x7f59c27f7dee in mozilla::EventListenerManager::HandleEventInternal(nsPresContext*, mozilla::WidgetEvent*, mozilla::dom::Event**, mozilla::dom::EventTarget*, nsEventStatus*, bool) /builds/worker/checkouts/gecko/dom/events/EventListenerManager.cpp:1427:21
#49 0x7f59c27ed43d in HandleEvent /builds/worker/workspace/obj-build/dist/include/mozilla/EventListenerManager.h:412:5
#50 0x7f59c27ed43d in mozilla::EventTargetChainItem::HandleEvent(mozilla::EventChainPostVisitor&, mozilla::ELMCreationDetector&) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp:342:17
#51 0x7f59c27eca4f in mozilla::EventTargetChainItem::HandleEventTargetChain(nsTArray<mozilla::EventTargetChainItem>&, mozilla::EventChainPostVisitor&, mozilla::EventDispatchingCallback*, mozilla::ELMCreationDetector&) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp:545:16
#52 0x7f59c27ef183 in mozilla::EventDispatcher::Dispatch(nsISupports*, nsPresContext*, mozilla::WidgetEvent*, mozilla::dom::Event*, nsEventStatus*, mozilla::EventDispatchingCallback*, nsTArray<mozilla::dom::EventTarget*>*) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp:1133:11
#53 0x7f59c27f1f0a in mozilla::EventDispatcher::DispatchDOMEvent(nsISupports*, mozilla::WidgetEvent*, mozilla::dom::Event*, nsPresContext*, nsEventStatus*) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp
#54 0x7f59c0cff1b9 in nsINode::DispatchEvent(mozilla::dom::Event&, mozilla::dom::CallerType, mozilla::ErrorResult&) /builds/worker/checkouts/gecko/dom/base/nsINode.cpp:1399:17
#55 0x7f59c27fe912 in mozilla::dom::EventTarget::DispatchEvent(mozilla::dom::Event&) /builds/worker/checkouts/gecko/dom/events/EventTarget.cpp:180:13
#56 0x7f59c27a865e in mozilla::AsyncEventDispatcher::Run() /builds/worker/checkouts/gecko/dom/events/AsyncEventDispatcher.cpp:59:5
#57 0x7f59c0817d94 in nsContentUtils::RemoveScriptBlocker() /builds/worker/checkouts/gecko/dom/base/nsContentUtils.cpp:5996:17
#58 0x7f59c0a6fca2 in mozilla::dom::Document::EndUpdate() /builds/worker/checkouts/gecko/dom/base/Document.cpp:7935:3
#59 0x7f59c0d00941 in ~mozAutoDocUpdate /builds/worker/checkouts/gecko/dom/base/mozAutoDocUpdate.h:34:18
#60 0x7f59c0d00941 in nsINode::InsertChildBefore(nsIContent*, nsIContent*, bool, mozilla::ErrorResult&) /builds/worker/checkouts/gecko/dom/base/nsINode.cpp:1647:1
#61 0x7f59c2ad286d in AppendChildTo /builds/worker/checkouts/gecko/dom/base/nsINode.h:933:5
#62 0x7f59c2ad286d in mozilla::dom::HTMLTableElement::InsertRow(int, mozilla::ErrorResult&) /builds/worker/checkouts/gecko/dom/html/HTMLTableElement.cpp:754:9
#63 0x7f59c21d1f1a in mozilla::dom::HTMLTableElement_Binding::insertRow(JSContext*, JS::Handle<JSObject*>, void*, JSJitMethodCallArgs const&) /builds/worker/workspace/obj-build/dom/bindings/HTMLTableElementBinding.cpp:698:73
#64 0x7f59c21ec968 in bool mozilla::dom::binding_detail::GenericMethod<mozilla::dom::binding_detail::NormalThisPolicy, mozilla::dom::binding_detail::ThrowExceptions>(JSContext*, unsigned int, JS::Value*) /builds/worker/checkouts/gecko/dom/bindings/BindingUtils.cpp:3335:13
#65 0x7f59c66d51b5 in CallJSNative(JSContext*, bool (*)(JSContext*, unsigned int, JS::Value*), js::CallReason, JS::CallArgs const&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:486:13
#66 0x7f59c66d4b43 in js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:580:12
#67 0x7f59c66e620b in CallFromStack /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:652:10
#68 0x7f59c66e620b in js::Interpret(JSContext*, js::RunState&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:3395:16
#69 0x7f59c66d3f6d in js::RunScript(JSContext*, js::RunState&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:458:13
#70 0x7f59c66d49bf in js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:612:13
#71 0x7f59c66d5f3d in js::Call(JSContext*, JS::Handle<JS::Value>, JS::Handle<JS::Value>, js::AnyInvokeArgs const&, JS::MutableHandle<JS::Value>, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:679:8
#72 0x7f59c67b1a32 in JS::Call(JSContext*, JS::Handle<JS::Value>, JS::Handle<JS::Value>, JS::HandleValueArray const&, JS::MutableHandle<JS::Value>) /builds/worker/checkouts/gecko/js/src/vm/CallAndConstruct.cpp:117:10
#73 0x7f59c1ec1a1b in mozilla::dom::EventHandlerNonNull::Call(mozilla::dom::BindingCallContext&, JS::Handle<JS::Value>, mozilla::dom::Event&, JS::MutableHandle<JS::Value>, mozilla::ErrorResult&) /builds/worker/workspace/obj-build/dom/bindings/EventHandlerBinding.cpp:65:37
#74 0x7f59c28181f9 in void mozilla::dom::EventHandlerNonNull::Call<nsCOMPtr<mozilla::dom::EventTarget>>(nsCOMPtr<mozilla::dom::EventTarget> const&, mozilla::dom::Event&, JS::MutableHandle<JS::Value>, mozilla::ErrorResult&, char const*, mozilla::dom::CallbackObject::ExceptionHandling, JS::Realm*) /builds/worker/workspace/obj-build/dist/include/mozilla/dom/EventHandlerBinding.h:82:12
#75 0x7f59c28173e9 in mozilla::JSEventHandler::HandleEvent(mozilla::dom::Event*) /builds/worker/checkouts/gecko/dom/events/JSEventHandler.cpp:199:12
#76 0x7f59c27f735d in mozilla::EventListenerManager::HandleEventSubType(mozilla::EventListenerManager::Listener*, mozilla::dom::Event*, mozilla::dom::EventTarget*) /builds/worker/checkouts/gecko/dom/events/EventListenerManager.cpp:1241:22
#77 0x7f59c27f7dee in mozilla::EventListenerManager::HandleEventInternal(nsPresContext*, mozilla::WidgetEvent*, mozilla::dom::Event**, mozilla::dom::EventTarget*, nsEventStatus*, bool) /builds/worker/checkouts/gecko/dom/events/EventListenerManager.cpp:1427:21
#78 0x7f59c27ed43d in HandleEvent /builds/worker/workspace/obj-build/dist/include/mozilla/EventListenerManager.h:412:5
#79 0x7f59c27ed43d in mozilla::EventTargetChainItem::HandleEvent(mozilla::EventChainPostVisitor&, mozilla::ELMCreationDetector&) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp:342:17
#80 0x7f59c27eca4f in mozilla::EventTargetChainItem::HandleEventTargetChain(nsTArray<mozilla::EventTargetChainItem>&, mozilla::EventChainPostVisitor&, mozilla::EventDispatchingCallback*, mozilla::ELMCreationDetector&) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp:545:16
#81 0x7f59c27ef183 in mozilla::EventDispatcher::Dispatch(nsISupports*, nsPresContext*, mozilla::WidgetEvent*, mozilla::dom::Event*, nsEventStatus*, mozilla::EventDispatchingCallback*, nsTArray<mozilla::dom::EventTarget*>*) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp:1133:11
#82 0x7f59c27f1f0a in mozilla::EventDispatcher::DispatchDOMEvent(nsISupports*, mozilla::WidgetEvent*, mozilla::dom::Event*, nsPresContext*, nsEventStatus*) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp
#83 0x7f59c0cff1b9 in nsINode::DispatchEvent(mozilla::dom::Event&, mozilla::dom::CallerType, mozilla::ErrorResult&) /builds/worker/checkouts/gecko/dom/base/nsINode.cpp:1399:17
#84 0x7f59c27fe912 in mozilla::dom::EventTarget::DispatchEvent(mozilla::dom::Event&) /builds/worker/checkouts/gecko/dom/events/EventTarget.cpp:180:13
#85 0x7f59c27a8a6d in mozilla::AsyncEventDispatcher::DispatchEventOnTarget(mozilla::dom::EventTarget*, nsTSubstring<char16_t> const&, mozilla::CanBubble, mozilla::ChromeOnlyDispatch, mozilla::Composed) /builds/worker/checkouts/gecko/dom/events/AsyncEventDispatcher.cpp:75:3
#86 0x7f59c27a86a9 in mozilla::AsyncEventDispatcher::Run() /builds/worker/checkouts/gecko/dom/events/AsyncEventDispatcher.cpp:62:5
#87 0x7f59bef59972 in mozilla::SchedulerGroup::Runnable::Run() /builds/worker/checkouts/gecko/xpcom/threads/SchedulerGroup.cpp:114:20
#88 0x7f59bef64437 in mozilla::RunnableTask::Run() /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:555:16
#89 0x7f59bef5f63a in mozilla::TaskController::DoExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex&> const&) /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:879:26
#90 0x7f59bef5e117 in mozilla::TaskController::ExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex&> const&) /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:702:15
#91 0x7f59bef5e495 in mozilla::TaskController::ProcessPendingMTTask(bool) /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:491:36
#92 0x7f59bef679e6 in operator() /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:218:37
#93 0x7f59bef679e6 in mozilla::detail::RunnableFunction<mozilla::TaskController::TaskController()::$_0>::Run() /builds/worker/checkouts/gecko/xpcom/threads/nsThreadUtils.h:548:5
#94 0x7f59bef7dd7a in nsThread::ProcessNextEvent(bool, bool*) /builds/worker/checkouts/gecko/xpcom/threads/nsThread.cpp:1240:16
#95 0x7f59bef8439d in NS_ProcessNextEvent(nsIThread*, bool) /builds/worker/checkouts/gecko/xpcom/threads/nsThreadUtils.cpp:479:10
#96 0x7f59bfbd00a5 in mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) /builds/worker/checkouts/gecko/ipc/glue/MessagePump.cpp:85:21
#97 0x7f59bfaf1a11 in RunHandler /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:361:3
#98 0x7f59bfaf1a11 in MessageLoop::Run() /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:343:3
#99 0x7f59c4257e88 in nsBaseAppShell::Run() /builds/worker/checkouts/gecko/widget/nsBaseAppShell.cpp:148:27
#100 0x7f59c64ac96b in XRE_RunAppShell() /builds/worker/checkouts/gecko/toolkit/xre/nsEmbedFunctions.cpp:724:20
#101 0x7f59bfbd0f56 in mozilla::ipc::MessagePumpForChildProcess::Run(base::MessagePump::Delegate*) /builds/worker/checkouts/gecko/ipc/glue/MessagePump.cpp:235:9
#102 0x7f59bfaf1a11 in RunHandler /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:361:3
#103 0x7f59bfaf1a11 in MessageLoop::Run() /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:343:3
#104 0x7f59c64ac232 in XRE_InitChildProcess(int, char**, XREChildData const*) /builds/worker/checkouts/gecko/toolkit/xre/nsEmbedFunctions.cpp:659:34
#105 0x5567dcc817a6 in content_process_main /builds/worker/checkouts/gecko/browser/app/../../ipc/contentproc/plugin-container.cpp:57:28
#106 0x5567dcc817a6 in main /builds/worker/checkouts/gecko/browser/app/nsBrowserApp.cpp:375:18
#107 0x7f59d3429d8f in __libc_start_call_main csu/../sysdeps/nptl/libc_start_call_main.h:58:16
#108 0x7f59d3429e3f in __libc_start_main csu/../csu/libc-start.c:392:3
#109 0x5567dcc58a28 in _start (/home/user/workspace/browsers/m-c-20230526162417-fuzzing-debug/firefox-bin+0x58a28) (BuildId: 5ecb48ba200c9d08fec0efd0f8e5740595c50ad1)
Flags: in-testsuite?

Verified bug as reproducible on mozilla-central 20230527093530-b45b68be3f9b.
The bug appears to have been introduced in the following build range:

Start: 12a40a80a9757d658928c97c0c3af6c15302fca2 (20230322000349)
End: be84a6280becce858982e8a84d2311ebbc1e68dc (20230322020849)
Pushlog: https://hg.mozilla.org/integration/autoland/pushloghtml?fromchange=12a40a80a9757d658928c97c0c3af6c15302fca2&tochange=be84a6280becce858982e8a84d2311ebbc1e68dc

Keywords: regression
Whiteboard: [bugmon:bisected,confirmed]

:masayuki looks like this was introduced by Bug 1820116.
Please correct if it was introduced by another bug in the pushlog on Comment 1

status-firefox113: --- → disabled
status-firefox114: --- → disabled
status-firefox-esr102: --- → unaffected
Flags: needinfo?(masayuki)
Regressed by: 1820116

It may be called with AutoTransactionsConserveSelection instance.
Therefore, it may return aPoint as-is even after modifying the DOM tree.
So it should track the point during a call of
SplitAncestorStyledInlineElementsAt().

Depends on D179421

Assignee: nobody → masayuki
Status: NEW → ASSIGNED
Flags: needinfo?(masayuki)
Severity: -- → S3

Bugmon was unable reproduce this issue.
Removing bugmon keyword as no further action possible. Please review the bug and re-add the keyword for further analysis.

Keywords: bugmon

Set release status flags based on info from the regressing bug 1820116

status-firefox116: --- → affected

A change to the Taskcluster build definitions over the weekend caused Bugmon to fail when reproducing issues. This issue has been corrected. Re-enabling bugmon.

Keywords: bugmon
Pushed by masayuki@d-toybox.com:
https://hg.mozilla.org/integration/autoland/rev/3e0f44669cb1
Make `HTMLEditor::ClearStyleAt` track given point at calling `SplitAncestorStyledInlineElementsAt()` r=m_kato
Created web-platform-tests PR https://github.com/web-platform-tests/wpt/pull/40492 for changes under testing/web-platform/tests
Whiteboard: [bugmon:bisected,confirmed] → [bugmon:bisected,confirmed], [wptsync upstream]

https://hg.mozilla.org/mozilla-central/rev/3e0f44669cb1

Status: ASSIGNED → RESOLVED
Closed: 1 year ago
status-firefox116: affected → fixed
Resolution: --- → FIXED
Target Milestone: --- → 116 Branch
Upstream PR merged by moz-wptsync-bot

The patch landed in nightly and beta is affected.
:masayuki, is this bug important enough to require an uplift?

  • If yes, please nominate the patch for beta approval.
  • If no, please set status-firefox115 to wontfix.

For more information, please visit BugBot documentation.

Flags: needinfo?(masayuki)

Verified bug as fixed on rev mozilla-central 20230612094111-4b9b06a45c84.
Removing bugmon keyword as no further action possible. Please review the bug and re-add the keyword for further analysis.

Status: RESOLVED → VERIFIED
status-firefox116: fixed → verified
Keywords: bugmon

Comment on attachment 9336515 [details]
Bug 1835427 - Make HTMLEditor::ClearStyleAt track given point at calling SplitAncestorStyledInlineElementsAt() r=m_kato!

Beta/Release Uplift Approval Request

  • User impact if declined: May meet odd editing result. The bug itself is not new regression, but the behavior change in bug 1820116 could cause making this appear easier.
  • Is this code covered by automated tests?: Yes
  • Has the fix been verified in Nightly?: Yes
  • Needs manual test from QE?: No
  • If yes, steps to reproduce:
  • List of other uplifts needed: None
  • Risk to taking this patch: Low
  • Why is the change risky/not risky? (and alternatives if risky): Just adding some validations into HTMLEditor.
  • String changes made/needed:
  • Is Android affected?: Yes
Flags: needinfo?(masayuki)
Attachment #9336515 - Flags: approval-mozilla-beta?

Comment on attachment 9336515 [details]
Bug 1835427 - Make HTMLEditor::ClearStyleAt track given point at calling SplitAncestorStyledInlineElementsAt() r=m_kato!

Approved for 115.0b5.

Attachment #9336515 - Flags: approval-mozilla-beta? → approval-mozilla-beta+
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