1423059 - Assertion failure: ipcDoc, at /builds/worker/workspace/build/src/accessible/generic/Accessible.cpp:861

Status: RESOLVED DUPLICATE of bug 1420529

(Core :: Disability Access APIs, defect)

Description

[Jason Kratzer [:jkratzer]]

Attachment: trigger.html

Testcase found while fuzzing mozilla-central rev 709f355a7a8c.

OS|Linux|0.0.0 Linux 4.4.0-101-generic #124-Ubuntu SMP Fri Nov 10 18:29:59 UTC 2017 x86_64
CPU|amd64|family 6 model 69 stepping 1|1
GPU|||
Crash|SIGSEGV|0x0|0
0|0|libxul.so|mozilla::a11y::Accessible::HandleAccEvent|hg:hg.mozilla.org/mozilla-central:mfbt/AlreadyAddRefed.h:709f355a7a8c|106|0x26
0|1|libxul.so|mozilla::a11y::AccessibleWrap::HandleAccEvent|hg:hg.mozilla.org/mozilla-central:accessible/atk/AccessibleWrap.cpp:709f355a7a8c|1187|0x5
0|2|libxul.so|nsEventShell::FireEvent|hg:hg.mozilla.org/mozilla-central:accessible/base/nsEventShell.cpp:709f355a7a8c|45|0xf
0|3|libxul.so|mozilla::a11y::DocAccessible::NotifyOfLoading|hg:hg.mozilla.org/mozilla-central:accessible/generic/DocAccessible.cpp:709f355a7a8c|1478|0x9
0|4|libxul.so|mozilla::a11y::DocManager::OnStateChange|hg:hg.mozilla.org/mozilla-central:accessible/base/DocManager.cpp:709f355a7a8c|310|0xb
0|5|libxul.so|nsDocLoader::DoFireOnStateChange|hg:hg.mozilla.org/mozilla-central:uriloader/base/nsDocLoader.cpp:709f355a7a8c|1319|0x2b
0|6|libxul.so|nsDocLoader::FireOnStateChange|hg:hg.mozilla.org/mozilla-central:uriloader/base/nsDocLoader.cpp:709f355a7a8c|1282|0x1d
0|7|libxul.so|nsDocLoader::doStartDocumentLoad|hg:hg.mozilla.org/mozilla-central:uriloader/base/nsDocLoader.cpp:709f355a7a8c|784|0x10
0|8|libxul.so|nsDocLoader::OnStartRequest|hg:hg.mozilla.org/mozilla-central:uriloader/base/nsDocLoader.cpp:709f355a7a8c|457|0x8
0|9|libxul.so|mozilla::net::nsLoadGroup::AddRequest|hg:hg.mozilla.org/mozilla-central:netwerk/base/nsLoadGroup.cpp:709f355a7a8c|510|0x1b
0|10|libxul.so|nsBaseChannel::AsyncOpen|hg:hg.mozilla.org/mozilla-central:netwerk/base/nsBaseChannel.cpp:709f355a7a8c|736|0x1e
0|11|libxul.so|nsBaseChannel::AsyncOpen2|hg:hg.mozilla.org/mozilla-central:netwerk/base/nsBaseChannel.cpp:709f355a7a8c|752|0x12
0|12|libxul.so|nsURILoader::OpenURI|hg:hg.mozilla.org/mozilla-central:uriloader/base/nsURILoader.cpp:709f355a7a8c|840|0x14
0|13|libxul.so|nsDocShell::DoChannelLoad|hg:hg.mozilla.org/mozilla-central:docshell/base/nsDocShell.cpp:709f355a7a8c|11875|0x18
0|14|libxul.so|nsDocShell::DoURILoad|hg:hg.mozilla.org/mozilla-central:docshell/base/nsDocShell.cpp:709f355a7a8c|11657|0x1d
0|15|libxul.so|nsDocShell::InternalLoad|hg:hg.mozilla.org/mozilla-central:docshell/base/nsDocShell.cpp:709f355a7a8c|10989|0xaf
0|16|libxul.so|nsDocShell::Reload|hg:hg.mozilla.org/mozilla-central:docshell/base/nsDocShell.cpp:709f355a7a8c|5708|0x6b
0|17|libxul.so|mozilla::dom::Location::Reload|hg:hg.mozilla.org/mozilla-central:dom/base/Location.cpp:709f355a7a8c|872|0x5
0|18|libxul.so|mozilla::dom::LocationBinding::reload|hg:hg.mozilla.org/mozilla-central:dom/base/Location.h:709f355a7a8c|56|0x8
0|19|libxul.so|mozilla::dom::GenericBindingMethod|hg:hg.mozilla.org/mozilla-central:dom/bindings/BindingUtils.cpp:709f355a7a8c|3042|0x9
0|20|libxul.so|js::CallJSNative|hg:hg.mozilla.org/mozilla-central:js/src/jscntxtinlines.h:709f355a7a8c|291|0x6
0|21|libxul.so|js::InternalCallOrConstruct|hg:hg.mozilla.org/mozilla-central:js/src/vm/Interpreter.cpp:709f355a7a8c|473|0xf
0|22|libxul.so|InternalCall|hg:hg.mozilla.org/mozilla-central:js/src/vm/Interpreter.cpp:709f355a7a8c|522|0xd
0|23|libxul.so|js::Call|hg:hg.mozilla.org/mozilla-central:js/src/vm/Interpreter.cpp:709f355a7a8c|541|0x5
0|24|libxul.so|js::ForwardingProxyHandler::call|hg:hg.mozilla.org/mozilla-central:js/src/proxy/Wrapper.cpp:709f355a7a8c|176|0x9
0|25|libxul.so|js::CrossCompartmentWrapper::call|hg:hg.mozilla.org/mozilla-central:js/src/proxy/CrossCompartmentWrapper.cpp:709f355a7a8c|359|0x13
0|26|libxul.so|js::Proxy::call|hg:hg.mozilla.org/mozilla-central:js/src/proxy/Proxy.cpp:709f355a7a8c|511|0x15
0|27|libxul.so|js::proxy_Call|hg:hg.mozilla.org/mozilla-central:js/src/proxy/Proxy.cpp:709f355a7a8c|770|0x9
0|28|libxul.so|js::CallJSNative|hg:hg.mozilla.org/mozilla-central:js/src/jscntxtinlines.h:709f355a7a8c|291|0x6
0|29|libxul.so|js::InternalCallOrConstruct|hg:hg.mozilla.org/mozilla-central:js/src/vm/Interpreter.cpp:709f355a7a8c|455|0x12
0|30|libxul.so|InternalCall|hg:hg.mozilla.org/mozilla-central:js/src/vm/Interpreter.cpp:709f355a7a8c|522|0xd
0|31|libxul.so|Interpret|hg:hg.mozilla.org/mozilla-central:js/src/vm/Interpreter.cpp:709f355a7a8c|528|0xf
0|32|libxul.so|js::RunScript|hg:hg.mozilla.org/mozilla-central:js/src/vm/Interpreter.cpp:709f355a7a8c|423|0xb
0|33|libxul.so|js::ExecuteKernel|hg:hg.mozilla.org/mozilla-central:js/src/vm/Interpreter.cpp:709f355a7a8c|706|0x5
0|34|libxul.so|js::Execute|hg:hg.mozilla.org/mozilla-central:js/src/vm/Interpreter.cpp:709f355a7a8c|739|0x5
0|35|libxul.so|ExecuteScript|hg:hg.mozilla.org/mozilla-central:js/src/jsapi.cpp:709f355a7a8c|4702|0x11
0|36|libxul.so|ExecuteScript|hg:hg.mozilla.org/mozilla-central:js/src/jsapi.cpp:709f355a7a8c|4721|0x8
0|37|libxul.so|nsJSUtils::ExecutionContext::CompileAndExec|hg:hg.mozilla.org/mozilla-central:dom/base/nsJSUtils.cpp:709f355a7a8c|266|0xc
0|38|libxul.so|mozilla::dom::ScriptLoader::EvaluateScript|hg:hg.mozilla.org/mozilla-central:dom/script/ScriptLoader.cpp:709f355a7a8c|2285|0x12
0|39|libxul.so|mozilla::dom::ScriptLoader::ProcessRequest|hg:hg.mozilla.org/mozilla-central:dom/script/ScriptLoader.cpp:709f355a7a8c|1927|0xb
0|40|libxul.so|mozilla::dom::ScriptLoader::ProcessScriptElement|hg:hg.mozilla.org/mozilla-central:dom/script/ScriptLoader.cpp:709f355a7a8c|1625|0xf
0|41|libxul.so|mozilla::dom::ScriptElement::MaybeProcessScript|hg:hg.mozilla.org/mozilla-central:dom/script/ScriptElement.cpp:709f355a7a8c|147|0x13
0|42|libxul.so|nsIScriptElement::AttemptToExecute|hg:hg.mozilla.org/mozilla-central:dom/script/nsIScriptElement.h:709f355a7a8c|226|0x3
0|43|libxul.so|nsHtml5TreeOpExecutor::RunScript|hg:hg.mozilla.org/mozilla-central:parser/html/nsHtml5TreeOpExecutor.cpp:709f355a7a8c|735|0x10
0|44|libxul.so|nsHtml5TreeOpExecutor::RunFlushLoop|hg:hg.mozilla.org/mozilla-central:parser/html/nsHtml5TreeOpExecutor.cpp:709f355a7a8c|539|0x8
0|45|libxul.so|nsHtml5ExecutorReflusher::Run|hg:hg.mozilla.org/mozilla-central:parser/html/nsHtml5TreeOpExecutor.cpp:709f355a7a8c|56|0xd
0|46|libxul.so|mozilla::SchedulerGroup::Runnable::Run|hg:hg.mozilla.org/mozilla-central:xpcom/threads/SchedulerGroup.cpp:709f355a7a8c|396|0x1c
0|47|libxul.so|nsThread::ProcessNextEvent|hg:hg.mozilla.org/mozilla-central:xpcom/threads/nsThread.cpp:709f355a7a8c|1033|0x15
0|48|libxul.so|NS_ProcessNextEvent|hg:hg.mozilla.org/mozilla-central:xpcom/threads/nsThreadUtils.cpp:709f355a7a8c|508|0x11
0|49|libxul.so|mozilla::ipc::MessagePump::Run|hg:hg.mozilla.org/mozilla-central:ipc/glue/MessagePump.cpp:709f355a7a8c|97|0xa
0|50|libxul.so|MessageLoop::RunInternal|hg:hg.mozilla.org/mozilla-central:ipc/chromium/src/base/message_loop.cc:709f355a7a8c|326|0x17
0|51|libxul.so|MessageLoop::Run|hg:hg.mozilla.org/mozilla-central:ipc/chromium/src/base/message_loop.cc:709f355a7a8c|319|0x8
0|52|libxul.so|nsBaseAppShell::Run|hg:hg.mozilla.org/mozilla-central:widget/nsBaseAppShell.cpp:709f355a7a8c|157|0xd
0|53|libxul.so|XRE_RunAppShell|hg:hg.mozilla.org/mozilla-central:toolkit/xre/nsEmbedFunctions.cpp:709f355a7a8c|865|0x11
0|54|libxul.so|mozilla::ipc::MessagePumpForChildProcess::Run|hg:hg.mozilla.org/mozilla-central:ipc/glue/MessagePump.cpp:709f355a7a8c|269|0x5
0|55|libxul.so|MessageLoop::RunInternal|hg:hg.mozilla.org/mozilla-central:ipc/chromium/src/base/message_loop.cc:709f355a7a8c|326|0x17
0|56|libxul.so|MessageLoop::Run|hg:hg.mozilla.org/mozilla-central:ipc/chromium/src/base/message_loop.cc:709f355a7a8c|319|0x8
0|57|libxul.so|XRE_InitChildProcess|hg:hg.mozilla.org/mozilla-central:toolkit/xre/nsEmbedFunctions.cpp:709f355a7a8c|691|0x8
0|58|firefox|content_process_main|hg:hg.mozilla.org/mozilla-central:ipc/contentproc/plugin-container.cpp:709f355a7a8c|63|0x14
0|59|firefox|main|hg:hg.mozilla.org/mozilla-central:browser/app/nsBrowserApp.cpp:709f355a7a8c|280|0x11
0|60|libc-2.23.so||||0x20830
0|61|firefox|MOZ_ReportAssertionFailure|hg:hg.mozilla.org/mozilla-central:mfbt/Assertions.h:709f355a7a8c|165|0x5

Comment 1

[Tyson Smith [:tsmith]]

This is one of our top issues when a11y is enabled.