[Webkit-unassigned] [Bug 216668] New: ASSERTION FAILED: &formattingContextRoot == m_rootContainer.get() in WebCore::Layout::LayoutState::establishedInlineFormattingState
bugzilla-daemon at webkit.org
bugzilla-daemon at webkit.org
Thu Sep 17 15:36:43 PDT 2020
https://bugs.webkit.org/show_bug.cgi?id=216668
Bug ID: 216668
Summary: ASSERTION FAILED: &formattingContextRoot ==
m_rootContainer.get() in
WebCore::Layout::LayoutState::establishedInlineFormatt
ingState
Product: WebKit
Version: WebKit Nightly Build
Hardware: Unspecified
OS: Unspecified
Status: NEW
Severity: Normal
Priority: P2
Component: Layout and Rendering
Assignee: webkit-unassigned at lists.webkit.org
Reporter: ryanhaddad at apple.com
CC: bfulgham at webkit.org, simon.fraser at apple.com,
zalan at apple.com
Seeing this assertion failure with various LFC layout tests on macOS debug bots:
ASSERTION FAILED: &formattingContextRoot == m_rootContainer.get()
./layout/LayoutState.cpp(118) : WebCore::Layout::InlineFormattingState &WebCore::Layout::LayoutState::establishedInlineFormattingState(const WebCore::Layout::ContainerBox &) const
1 0x4ff075629 WTFCrash
2 0x4e0007dbb WTFCrashWithInfo(int, char const*, char const*, int)
3 0x4e394aca4 WebCore::Layout::LayoutState::establishedInlineFormattingState(WebCore::Layout::ContainerBox const&) const
4 0x4e39a1a54 auto WebCore::Display::paintSubtree(WebCore::GraphicsContext&, WebCore::Layout::LayoutState const&, WebCore::Layout::Box const&, WebCore::IntRect const&, WebCore::Display::PaintPhase)::$_2::operator()<WebCore::Layout::Box const>(WebCore::Layout::Box const&) const
5 0x4e399caa5 WebCore::Display::paintSubtree(WebCore::GraphicsContext&, WebCore::Layout::LayoutState const&, WebCore::Layout::Box const&, WebCore::IntRect const&, WebCore::Display::PaintPhase)
6 0x4e399c6cb WebCore::Display::Painter::paint(WebCore::Layout::LayoutState const&, WebCore::GraphicsContext&, WebCore::IntRect const&)
7 0x4e3956295 WebCore::Layout::LayoutContext::paint(WebCore::Layout::LayoutState const&, WebCore::GraphicsContext&, WebCore::IntRect const&)
8 0x4e3999b1a WebCore::Display::LayerController::RootLayerClient::paintContents(WebCore::GraphicsLayer const*, WebCore::GraphicsContext&, WebCore::FloatRect const&, unsigned int)
9 0x4e40c3160 WebCore::GraphicsLayer::paintGraphicsLayerContents(WebCore::GraphicsContext&, WebCore::FloatRect const&, unsigned int)
10 0x4e4160ccf WebCore::GraphicsLayerCA::platformCALayerPaintContents(WebCore::PlatformCALayer*, WebCore::GraphicsContext&, WebCore::FloatRect const&, unsigned int)
11 0x4e1bfcca1 WebCore::PlatformCALayer::drawLayerContents(WebCore::GraphicsContext&, WebCore::PlatformCALayer*, WTF::Vector<WebCore::FloatRect, 5ul, WTF::CrashOnOverflow, 16ul, WTF::FastMalloc>&, unsigned int)
12 0x4e1d9770d -[WebLayer drawInContext:]
13 0x7fff3864ae02 CABackingStoreUpdate_
14 0x7fff386aca0d invocation function for block in CA::Layer::display_()
15 0x7fff3864a020 -[CALayer _display]
16 0x4e1d97eeb -[WebSimpleLayer display]
17 0x7fff38649551 CA::Layer::display_if_needed(CA::Transaction*)
18 0x7fff386377c6 CA::Context::commit_transaction(CA::Transaction*)
19 0x7fff38636ea6 CA::Transaction::commit()
20 0x7fff38636ba6 CA::Transaction::observer_callback(__CFRunLoopObserver*, unsigned long, void*)
21 0x7fff2dc2af28 __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__
22 0x7fff2dc2ae5d __CFRunLoopDoObservers
23 0x7fff2dbccef9 CFRunLoopRunSpecific
24 0x7fff2fe317df -[NSRunLoop(NSRunLoop) runMode:beforeDate:]
25 0x7fff2fe316b4 -[NSRunLoop(NSRunLoop) run]
26 0x7fff59d5c077 _xpc_objc_main
27 0x7fff59d5bb79 _xpc_copy_xpcservice_dictionary
28 0x102893136 WebKit::XPCServiceMain(int, char const**)
29 0x103c7913b WKXPCServiceMain
30 0x101f66eb2 main
31 0x7fff59b233d5 start
LEAK: 1 WebPageProxy
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