1560626 - Assertion failure: mInitialized, at src/dom/ipc/StructuredCloneData.cpp:99

Status: NEW

(Core :: DOM: Content Processes, defect, P3)

Description

[Tyson Smith [:tsmith]]

Attachment: testcase.html

Reduced with m-c:
BuildID=20190607162031
SourceStamp=bee3a910397d6ccdc5b7420c65508fead0bf1741

This testcase only reproduces consistently under xvfb with a screen resolution of 1280x1024.

Assertion failure: mInitialized, at src/dom/ipc/StructuredCloneData.cpp:99

#0 mozilla::dom::ipc::StructuredCloneData::Read(JSContext*, JS::MutableHandle<JS::Value>, mozilla::ErrorResult&) src/dom/ipc/StructuredCloneData.cpp:102:3
#1 mozilla::dom::JSWindowActor::ReceiveRawMessage(mozilla::dom::JSWindowActorMessageMeta const&, mozilla::dom::ipc::StructuredCloneData&&) src/dom/ipc/JSWindowActor.cpp:150:9
#2 mozilla::dom::WindowGlobalParent::ReceiveRawMessage(mozilla::dom::JSWindowActorMessageMeta const&, mozilla::dom::ipc::StructuredCloneData&&) src/dom/ipc/WindowGlobalParent.cpp:223:12
#3 mozilla::dom::(anonymous namespace)::AsyncMessageToParent::Run() src/dom/ipc/JSWindowActorChild.cpp:52:15
#4 nsThread::ProcessNextEvent(bool, bool*) src/xpcom/threads/nsThread.cpp:1225:14
#5 NS_ProcessNextEvent(nsIThread*, bool) src/xpcom/threads/nsThreadUtils.cpp:486:10
#6 mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) src/ipc/glue/MessagePump.cpp:88:21
#7 MessageLoop::RunInternal() src/ipc/chromium/src/base/message_loop.cc:315:10
#8 MessageLoop::Run() src/ipc/chromium/src/base/message_loop.cc:290:3
#9 nsBaseAppShell::Run() src/widget/nsBaseAppShell.cpp:137:27
#10 nsAppStartup::Run() src/toolkit/components/startup/nsAppStartup.cpp:276:30
#11 XREMain::XRE_mainRun() src/toolkit/xre/nsAppRunner.cpp:4639:22
#12 XREMain::XRE_main(int, char**, mozilla::BootstrapConfig const&) src/toolkit/xre/nsAppRunner.cpp:4778:8
#13 XRE_main(int, char**, mozilla::BootstrapConfig const&) src/toolkit/xre/nsAppRunner.cpp:4859:21
#14 do_main(int, char**, char**) src/browser/app/nsBrowserApp.cpp:213:22
#15 main src/browser/app/nsBrowserApp.cpp:295:16

Comment 1

[Tyson Smith [:tsmith]]

Attachment: launcher.html

Comment 2

[Tyson Smith [:tsmith]]

Attachment: prefs.js

Comment 3

[BugBot [:suhaib / :marco/ :calixte]]

The priority flag is not set for this bug.
:jimm, could you have a look please?

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