1429166 - Assertion failure: content->GetFlattenedTreeParentNodeForStyle() == &aContent, at /builds/worker/workspace/build/src/layout/base/ServoRestyleManager.cpp:1225

Status: NEW

(Core :: Layout, defect, P3)

Description

[Jason Kratzer [:jkratzer]]

Attachment: trigger.html

Testcase found while fuzzing mozilla-central rev ca379fcca95b.

Testcase requires the fuzzPriv extension which can be found at:
https://github.com/MozillaSecurity/fuzzpriv

OS|Linux|0.0.0 Linux 4.4.0-104-generic #127-Ubuntu SMP Mon Dec 11 12:16:42 UTC 2017 x86_64
CPU|amd64|family 6 model 78 stepping 3|1
GPU|||
Crash|SIGSEGV|0x0|0
0|0|libxul.so|mozilla::VerifyFlatTree|hg:hg.mozilla.org/mozilla-central:layout/base/ServoRestyleManager.cpp:ca379fcca95b|1225|0x18
0|1|libxul.so|mozilla::ServoRestyleManager::ProcessPendingRestyles|hg:hg.mozilla.org/mozilla-central:layout/base/ServoRestyleManager.cpp:ca379fcca95b|1236|0x8
0|2|libxul.so|mozilla::PresShell::DoFlushPendingNotifications|hg:hg.mozilla.org/mozilla-central:layout/base/PresShell.cpp:ca379fcca95b|4241|0x19
0|3|libxul.so|mozilla::PresShell::DoFlushPendingNotifications|hg:hg.mozilla.org/mozilla-central:layout/base/PresShell.cpp:ca379fcca95b|4088|0x7
0|4|libxul.so|nsDocument::FlushPendingNotifications|hg:hg.mozilla.org/mozilla-central:dom/base/nsDocument.cpp:ca379fcca95b|8225|0x8
0|5|libxul.so|nsSMILAnimationController::DoSample|hg:hg.mozilla.org/mozilla-central:dom/smil/nsSMILAnimationController.cpp:ca379fcca95b|440|0x1d
0|6|libxul.so|mozilla::PresShell::DoFlushPendingNotifications|hg:hg.mozilla.org/mozilla-central:dom/smil/nsSMILAnimationController.h:ca379fcca95b|74|0xa
0|7|libxul.so|mozilla::PresShell::DoFlushPendingNotifications|hg:hg.mozilla.org/mozilla-central:layout/base/PresShell.cpp:ca379fcca95b|4088|0x7
0|8|libxul.so|nsDocument::FlushPendingNotifications|hg:hg.mozilla.org/mozilla-central:dom/base/nsDocument.cpp:ca379fcca95b|8225|0x8
0|9|libxul.so|nsDocLoader::DocLoaderIsEmpty|hg:hg.mozilla.org/mozilla-central:uriloader/base/nsDocLoader.cpp:ca379fcca95b|704|0x16
0|10|libxul.so|nsDocLoader::OnStopRequest|hg:hg.mozilla.org/mozilla-central:uriloader/base/nsDocLoader.cpp:ca379fcca95b|633|0x16
0|11|libxul.so|mozilla::net::nsLoadGroup::RemoveRequest|hg:hg.mozilla.org/mozilla-central:netwerk/base/nsLoadGroup.cpp:ca379fcca95b|629|0x1f
0|12|libxul.so|nsDocument::DoUnblockOnload|hg:hg.mozilla.org/mozilla-central:dom/base/nsDocument.cpp:ca379fcca95b|9047|0x20
0|13|libxul.so|nsDocument::UnblockOnload|hg:hg.mozilla.org/mozilla-central:dom/base/nsDocument.cpp:ca379fcca95b|8969|0x5
0|14|libxul.so|nsDocument::DispatchContentLoadedEvents|hg:hg.mozilla.org/mozilla-central:dom/base/nsDocument.cpp:ca379fcca95b|5601|0x11
0|15|libxul.so|mozilla::detail::RunnableMethodImpl<nsDocument*, void (nsDocument::*)(), true, (mozilla::RunnableKind)0u>::Run|hg:hg.mozilla.org/mozilla-central:xpcom/threads/nsThreadUtils.h:ca379fcca95b|1142|0x13
0|16|libxul.so|mozilla::SchedulerGroup::Runnable::Run|hg:hg.mozilla.org/mozilla-central:xpcom/threads/SchedulerGroup.cpp:ca379fcca95b|395|0x1c
0|17|libxul.so|nsThread::ProcessNextEvent|hg:hg.mozilla.org/mozilla-central:xpcom/threads/nsThread.cpp:ca379fcca95b|1040|0x15
0|18|libxul.so|NS_ProcessNextEvent|hg:hg.mozilla.org/mozilla-central:xpcom/threads/nsThreadUtils.cpp:ca379fcca95b|517|0x11
0|19|libxul.so|mozilla::ipc::MessagePump::Run|hg:hg.mozilla.org/mozilla-central:ipc/glue/MessagePump.cpp:ca379fcca95b|97|0xa
0|20|libxul.so|MessageLoop::RunInternal|hg:hg.mozilla.org/mozilla-central:ipc/chromium/src/base/message_loop.cc:ca379fcca95b|326|0x17
0|21|libxul.so|MessageLoop::Run|hg:hg.mozilla.org/mozilla-central:ipc/chromium/src/base/message_loop.cc:ca379fcca95b|319|0x8
0|22|libxul.so|nsBaseAppShell::Run|hg:hg.mozilla.org/mozilla-central:widget/nsBaseAppShell.cpp:ca379fcca95b|157|0xd
0|23|libxul.so|XRE_RunAppShell|hg:hg.mozilla.org/mozilla-central:toolkit/xre/nsEmbedFunctions.cpp:ca379fcca95b|875|0x11
0|24|libxul.so|mozilla::ipc::MessagePumpForChildProcess::Run|hg:hg.mozilla.org/mozilla-central:ipc/glue/MessagePump.cpp:ca379fcca95b|269|0x5
0|25|libxul.so|MessageLoop::RunInternal|hg:hg.mozilla.org/mozilla-central:ipc/chromium/src/base/message_loop.cc:ca379fcca95b|326|0x17
0|26|libxul.so|MessageLoop::Run|hg:hg.mozilla.org/mozilla-central:ipc/chromium/src/base/message_loop.cc:ca379fcca95b|319|0x8
0|27|libxul.so|XRE_InitChildProcess|hg:hg.mozilla.org/mozilla-central:toolkit/xre/nsEmbedFunctions.cpp:ca379fcca95b|701|0x8
0|28|firefox|content_process_main|hg:hg.mozilla.org/mozilla-central:ipc/contentproc/plugin-container.cpp:ca379fcca95b|63|0x14
0|29|firefox|main|hg:hg.mozilla.org/mozilla-central:browser/app/nsBrowserApp.cpp:ca379fcca95b|280|0x11
0|30|libc-2.23.so||||0x20830
0|31|firefox|MOZ_ReportAssertionFailure|hg:hg.mozilla.org/mozilla-central:mfbt/Assertions.h:ca379fcca95b|165|0x5

Comment 1

[Jet Villegas (inactive)]

[ Triage 2017/02/20: P3 ]