1653297 - AddressSanitizer: SEGV /builds/worker/checkouts/gecko/dom/base/nsWrapperCacheInlines.h:14:13 in nsWrapperCache::GetWrapperPreserveColor() const

Status: NEW

(Core :: Audio/Video: Recording, defect)

Description

[Jason Kratzer [:jkratzer]]

Attachment: testcase.html

Testcase found while fuzzing mozilla-central rev c8e9ecbc6236. Testcase requires the media.recorder.audio_node.enabled pref set to true.

==20141==ERROR: AddressSanitizer: SEGV on unknown address 0x000000000010 (pc 0x7f051c5b9af9 bp 0x7fff87432430 sp 0x7fff87432380 T0)
==20141==The signal is caused by a READ memory access.
==20141==Hint: address points to the zero page.
    #0 0x7f051c5b9af8 in nsWrapperCache::GetWrapperPreserveColor() const /builds/worker/checkouts/gecko/dom/base/nsWrapperCacheInlines.h:14:13
    #1 0x7f051c7da3a0 in nsWrapperCache::GetWrapper() const /builds/worker/workspace/obj-build/dist/include/nsWrapperCacheInlines.h:27:19
    #2 0x7f052102ac0e in DoGetOrCreateDOMReflector<mozilla::DOMMediaStream, mozilla::dom::binding_detail::eWrapIntoContextCompartment> /builds/worker/workspace/obj-build/dist/include/mozilla/dom/BindingUtils.h:1037:26
    #3 0x7f052102ac0e in GetOrCreateDOMReflector<mozilla::DOMMediaStream> /builds/worker/workspace/obj-build/dist/include/mozilla/dom/BindingUtils.h:1112:10
    #4 0x7f052102ac0e in mozilla::dom::MediaRecorder_Binding::get_stream(JSContext*, JS::Handle<JSObject*>, void*, JSJitGetterCallArgs) /builds/worker/workspace/obj-build/dom/bindings/MediaRecorderBinding.cpp:238:8
    #5 0x7f0522571a72 in bool mozilla::dom::binding_detail::GenericGetter<mozilla::dom::binding_detail::NormalThisPolicy, mozilla::dom::binding_detail::ThrowExceptions>(JSContext*, unsigned int, JS::Value*) /builds/worker/checkouts/gecko/dom/bindings/BindingUtils.cpp:3102:13
    #6 0x7f0528c6912b in CallJSNative /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:484:13
    #7 0x7f0528c6912b in js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:576:12
    #8 0x7f0528c6b3c8 in InternalCall(JSContext*, js::AnyInvokeArgs const&, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:639:10
    #9 0x7f0528c6b6a6 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:656:8
    #10 0x7f0528c6d188 in js::CallGetter(JSContext*, JS::Handle<JS::Value>, JS::Handle<JS::Value>, JS::MutableHandle<JS::Value>) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:780:10
    #11 0x7f0529214299 in CallGetter /builds/worker/checkouts/gecko/js/src/vm/NativeObject.cpp:2265:12
    #12 0x7f0529214299 in GetExistingProperty<js::CanGC> /builds/worker/checkouts/gecko/js/src/vm/NativeObject.cpp:2316:12
    #13 0x7f0529214299 in NativeGetPropertyInline<js::CanGC> /builds/worker/checkouts/gecko/js/src/vm/NativeObject.cpp:2456:14
    #14 0x7f0529214299 in js::NativeGetProperty(JSContext*, JS::Handle<js::NativeObject*>, JS::Handle<JS::Value>, JS::Handle<JS::PropertyKey>, JS::MutableHandle<JS::Value>) /builds/worker/checkouts/gecko/js/src/vm/NativeObject.cpp:2493:10
    #15 0x7f0528c742ff in GetProperty /builds/worker/checkouts/gecko/js/src/vm/ObjectOperations-inl.h:117:10
    #16 0x7f0528c742ff in js::GetProperty(JSContext*, JS::Handle<JSObject*>, JS::Handle<JS::Value>, js::PropertyName*, JS::MutableHandle<JS::Value>) /builds/worker/checkouts/gecko/js/src/vm/ObjectOperations-inl.h:124:10
    #17 0x7f0528c73152 in js::GetProperty(JSContext*, JS::Handle<JS::Value>, JS::Handle<js::PropertyName*>, JS::MutableHandle<JS::Value>) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:4736:10
    #18 0x7f0528c4fb38 in GetPropertyOperation /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:217:10
    #19 0x7f0528c4fb38 in Interpret(JSContext*, js::RunState&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:2977:12
    #20 0x7f0528c33fe1 in js::RunScript(JSContext*, js::RunState&) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:456:10
    #21 0x7f0528c6920d in js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:611:13
    #22 0x7f0528c6b3c8 in InternalCall(JSContext*, js::AnyInvokeArgs const&, js::CallReason) /builds/worker/checkouts/gecko/js/src/vm/Interpreter.cpp:639:10
    #23 0x7f0528c6b6a6 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:656:8
    #24 0x7f0528e0dce0 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/jsapi.cpp:2846:10
    #25 0x7f052216ebfe 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:55:8
    #26 0x7f0522c79c3d 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:66:12
    #27 0x7f0522c79664 in mozilla::EventListenerManager::HandleEventSubType(mozilla::EventListenerManager::Listener*, mozilla::dom::Event*, mozilla::dom::EventTarget*) /builds/worker/checkouts/gecko/dom/events/EventListenerManager.cpp:1082:43
    #28 0x7f0522c7ae70 in mozilla::EventListenerManager::HandleEventInternal(nsPresContext*, mozilla::WidgetEvent*, mozilla::dom::Event**, mozilla::dom::EventTarget*, nsEventStatus*, bool) /builds/worker/checkouts/gecko/dom/events/EventListenerManager.cpp:1279:17
    #29 0x7f0522c68fcf in mozilla::EventTargetChainItem::HandleEvent(mozilla::EventChainPostVisitor&, mozilla::ELMCreationDetector&) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp:355:17
    #30 0x7f0522c6776d in mozilla::EventTargetChainItem::HandleEventTargetChain(nsTArray<mozilla::EventTargetChainItem>&, mozilla::EventChainPostVisitor&, mozilla::EventDispatchingCallback*, mozilla::ELMCreationDetector&) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp:557:16
    #31 0x7f0522c6bcc6 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:1054:11
    #32 0x7f0522c709f9 in mozilla::EventDispatcher::DispatchDOMEvent(nsISupports*, mozilla::WidgetEvent*, mozilla::dom::Event*, nsPresContext*, nsEventStatus*) /builds/worker/checkouts/gecko/dom/events/EventDispatcher.cpp
    #33 0x7f0520ab61ae in nsINode::DispatchEvent(mozilla::dom::Event&, mozilla::dom::CallerType, mozilla::ErrorResult&) /builds/worker/checkouts/gecko/dom/base/nsINode.cpp:1300:17
    #34 0x7f052050f997 in nsContentUtils::DispatchEvent(mozilla::dom::Document*, nsISupports*, nsTSubstring<char16_t> const&, mozilla::CanBubble, mozilla::Cancelable, mozilla::Composed, mozilla::Trusted, bool*, mozilla::ChromeOnlyDispatch) /builds/worker/checkouts/gecko/dom/base/nsContentUtils.cpp:4051:28
    #35 0x7f052050f6d3 in nsContentUtils::DispatchTrustedEvent(mozilla::dom::Document*, nsISupports*, nsTSubstring<char16_t> const&, mozilla::CanBubble, mozilla::Cancelable, mozilla::Composed, bool*) /builds/worker/checkouts/gecko/dom/base/nsContentUtils.cpp:4021:10
    #36 0x7f05207cabde in mozilla::dom::Document::DispatchContentLoadedEvents() /builds/worker/checkouts/gecko/dom/base/Document.cpp:7225:3
    #37 0x7f0520898304 in applyImpl<mozilla::dom::Document, void (mozilla::dom::Document::*)()> /builds/worker/workspace/obj-build/dist/include/nsThreadUtils.h:1188:12
    #38 0x7f0520898304 in apply<mozilla::dom::Document, void (mozilla::dom::Document::*)()> /builds/worker/workspace/obj-build/dist/include/nsThreadUtils.h:1194:12
    #39 0x7f0520898304 in mozilla::detail::RunnableMethodImpl<mozilla::dom::Document*, void (mozilla::dom::Document::*)(), true, (mozilla::RunnableKind)0>::Run() /builds/worker/workspace/obj-build/dist/include/nsThreadUtils.h:1240:13
    #40 0x7f051c75780d in mozilla::SchedulerGroup::Runnable::Run() /builds/worker/checkouts/gecko/xpcom/threads/SchedulerGroup.cpp:146:20
    #41 0x7f051c761de9 in mozilla::RunnableTask::Run() /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:244:16
    #42 0x7f051c75e366 in mozilla::TaskController::DoExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex&> const&) /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:499:26
    #43 0x7f051c75c2f2 in mozilla::TaskController::ExecuteNextTaskOnlyMainThreadInternal(mozilla::detail::BaseAutoLock<mozilla::Mutex&> const&) /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:373:15
    #44 0x7f051c75c737 in mozilla::TaskController::ProcessPendingMTTask(bool) /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:164:36
    #45 0x7f051c76dbf1 in operator() /builds/worker/checkouts/gecko/xpcom/threads/TaskController.cpp:83:37
    #46 0x7f051c76dbf1 in mozilla::detail::RunnableFunction<mozilla::TaskController::InitializeInternal()::$_4>::Run() /builds/worker/workspace/obj-build/dist/include/nsThreadUtils.h:577:5
    #47 0x7f051c792cac in nsThread::ProcessNextEvent(bool, bool*) /builds/worker/checkouts/gecko/xpcom/threads/nsThread.cpp:1234:14
    #48 0x7f051c79dacc in NS_ProcessNextEvent(nsIThread*, bool) /builds/worker/checkouts/gecko/xpcom/threads/nsThreadUtils.cpp:513:10
    #49 0x7f051db5131f in mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) /builds/worker/checkouts/gecko/ipc/glue/MessagePump.cpp:87:21
    #50 0x7f051da2f1d7 in RunInternal /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:334:10
    #51 0x7f051da2f1d7 in RunHandler /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:327:3
    #52 0x7f051da2f1d7 in MessageLoop::Run() /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:309:3
    #53 0x7f0524e3f658 in nsBaseAppShell::Run() /builds/worker/checkouts/gecko/widget/nsBaseAppShell.cpp:137:27
    #54 0x7f05289f5e06 in XRE_RunAppShell() /builds/worker/checkouts/gecko/toolkit/xre/nsEmbedFunctions.cpp:913:20
    #55 0x7f051da2f1d7 in RunInternal /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:334:10
    #56 0x7f051da2f1d7 in RunHandler /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:327:3
    #57 0x7f051da2f1d7 in MessageLoop::Run() /builds/worker/checkouts/gecko/ipc/chromium/src/base/message_loop.cc:309:3
    #58 0x7f05289f53ef in XRE_InitChildProcess(int, char**, XREChildData const*) /builds/worker/checkouts/gecko/toolkit/xre/nsEmbedFunctions.cpp:744:34
    #59 0x55ea19b31e63 in content_process_main /builds/worker/checkouts/gecko/browser/app/../../ipc/contentproc/plugin-container.cpp:56:28
    #60 0x55ea19b31e63 in main /builds/worker/checkouts/gecko/browser/app/nsBrowserApp.cpp:303:18
    #61 0x7f054086ab96 in __libc_start_main /build/glibc-2ORdQG/glibc-2.27/csu/../csu/libc-start.c:310

AddressSanitizer can not provide additional info.
SUMMARY: AddressSanitizer: SEGV /builds/worker/checkouts/gecko/dom/base/nsWrapperCacheInlines.h:14:13 in nsWrapperCache::GetWrapperPreserveColor() const

Comment 1

[Jason Kratzer [:jkratzer]]

Attachment: prefs.js

Comment 2

[Jason Kratzer [:jkratzer]]

Bugmon Analysis:
Unable to reproduce bug using the following builds:
> mozilla-central 20200716094032-c8e9ecbc6236
> mozilla-central 20200716033051-32bac254e9a8
Removing bugmon keyword as no further action possible.
Please review the bug and re-add the keyword for further analysis.