Assertion failure: !aFrame->IsBlockFrameOrSubclass() || !aFrame->IsBlockOutside() (unexpected block frame), at src/layout/generic/TextOverflow.cpp:75

#0 mozilla::css::IsAtomicElement(nsIFrame*, mozilla::LayoutFrameType) src/layout/generic/TextOverflow.cpp:78:19
#1 mozilla::css::TextOverflow::ExamineFrameSubtree(nsIFrame*, mozilla::LogicalRect const&, mozilla::LogicalRect const&, nsTHashtable<nsPtrHashKey<nsIFrame> >*, mozilla::css::TextOverflow::AlignmentEdges*, bool*, mozilla::css::TextOverflow::InnerClipEdges*) src/layout/generic/TextOverflow.cpp:373:25
#2 mozilla::css::TextOverflow::ExamineFrameSubtree(nsIFrame*, mozilla::LogicalRect const&, mozilla::LogicalRect const&, nsTHashtable<nsPtrHashKey<nsIFrame> >*, mozilla::css::TextOverflow::AlignmentEdges*, bool*, mozilla::css::TextOverflow::InnerClipEdges*) src/layout/generic/TextOverflow.cpp:400:5
#3 mozilla::css::TextOverflow::ExamineLineFrames(nsLineBox*, nsTHashtable<nsPtrHashKey<nsIFrame> >*, mozilla::css::TextOverflow::AlignmentEdges*) src/layout/generic/TextOverflow.cpp:599:7
#4 mozilla::css::TextOverflow::ProcessLine(nsDisplayListSet const&, nsLineBox*, unsigned int) src/layout/generic/TextOverflow.cpp:677:7
#5 DisplayLine(nsDisplayListBuilder*, nsRect const&, nsLineList_iterator&, int, int&, nsDisplayListSet const&, nsBlockFrame*, mozilla::css::TextOverflow*, unsigned int) src/layout/generic/nsBlockFrame.cpp:6430:20
#6 nsBlockFrame::BuildDisplayList(nsDisplayListBuilder*, nsDisplayListSet const&) src/layout/generic/nsBlockFrame.cpp:6516:7
#7 nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder*, nsIFrame*, nsDisplayListSet const&, unsigned int) src/layout/generic/nsFrame.cpp:3832:14
#8 nsColumnSetFrame::BuildDisplayList(nsDisplayListBuilder*, nsDisplayListSet const&) src/layout/generic/nsColumnSetFrame.cpp:1239:5
#9 nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder*, nsIFrame*, nsDisplayListSet const&, unsigned int) src/layout/generic/nsFrame.cpp:3832:14
#10 DisplayLine(nsDisplayListBuilder*, nsRect const&, nsLineList_iterator&, int, int&, nsDisplayListSet const&, nsBlockFrame*, mozilla::css::TextOverflow*, unsigned int) src/layout/generic/nsBlockFrame.cpp:6425:13
#11 nsBlockFrame::BuildDisplayList(nsDisplayListBuilder*, nsDisplayListSet const&) src/layout/generic/nsBlockFrame.cpp:6516:7
#12 nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder*, nsIFrame*, nsDisplayListSet const&, unsigned int) src/layout/generic/nsFrame.cpp:3832:14
#13 DisplayLine(nsDisplayListBuilder*, nsRect const&, nsLineList_iterator&, int, int&, nsDisplayListSet const&, nsBlockFrame*, mozilla::css::TextOverflow*, unsigned int) src/layout/generic/nsBlockFrame.cpp:6425:13
#14 nsBlockFrame::BuildDisplayList(nsDisplayListBuilder*, nsDisplayListSet const&) src/layout/generic/nsBlockFrame.cpp:6516:7
#15 nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder*, nsIFrame*, nsDisplayListSet const&, unsigned int) src/layout/generic/nsFrame.cpp:3832:14
#16 DisplayLine(nsDisplayListBuilder*, nsRect const&, nsLineList_iterator&, int, int&, nsDisplayListSet const&, nsBlockFrame*, mozilla::css::TextOverflow*, unsigned int) src/layout/generic/nsBlockFrame.cpp:6425:13
#17 nsBlockFrame::BuildDisplayList(nsDisplayListBuilder*, nsDisplayListSet const&) src/layout/generic/nsBlockFrame.cpp:6516:7
#18 nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder*, nsIFrame*, nsDisplayListSet const&, unsigned int) src/layout/generic/nsFrame.cpp:3832:14
#19 nsCanvasFrame::BuildDisplayList(nsDisplayListBuilder*, nsDisplayListSet const&) src/layout/generic/nsCanvasFrame.cpp:588:5
#20 nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder*, nsIFrame*, nsDisplayListSet const&, unsigned int) src/layout/generic/nsFrame.cpp:3832:14
#21 mozilla::ScrollFrameHelper::BuildDisplayList(nsDisplayListBuilder*, nsDisplayListSet const&) src/layout/generic/nsGfxScrollFrame.cpp:3605:15
#22 nsIFrame::BuildDisplayListForChild(nsDisplayListBuilder*, nsIFrame*, nsDisplayListSet const&, unsigned int) src/layout/generic/nsFrame.cpp:3832:14
#23 mozilla::ViewportFrame::BuildDisplayList(nsDisplayListBuilder*, nsDisplayListSet const&) src/layout/generic/ViewportFrame.cpp:61:5
#24 nsIFrame::BuildDisplayListForStackingContext(nsDisplayListBuilder*, nsDisplayList*, bool*) src/layout/generic/nsFrame.cpp:3111:5
#25 nsLayoutUtils::PaintFrame(gfxContext*, nsIFrame*, nsRegion const&, unsigned int, nsDisplayListBuilderMode, nsLayoutUtils::PaintFrameFlags) src/layout/base/nsLayoutUtils.cpp:3736:17
#26 mozilla::PresShell::Paint(nsView*, nsRegion const&, unsigned int) src/layout/base/PresShell.cpp:6060:5
#27 nsViewManager::ProcessPendingUpdatesPaint(nsIWidget*) src/view/nsViewManager.cpp:461:19
#28 nsViewManager::ProcessPendingUpdatesForView(nsView*, bool) src/view/nsViewManager.cpp:396:33
#29 nsViewManager::ProcessPendingUpdates() src/view/nsViewManager.cpp:1022:5
#30 nsViewManager::WillPaintWindow(nsIWidget*) src/view/nsViewManager.cpp:666:7
#31 nsView::WillPaintWindow(nsIWidget*) src/view/nsView.cpp:990:7
#32 mozilla::widget::PuppetWidget::Paint() src/widget/PuppetWidget.cpp:980:31
#33 mozilla::dom::TabChild::RecvRenderLayers(bool const&, bool const&, mozilla::layers::LayersObserverEpoch const&) src/dom/ipc/TabChild.cpp:2434:22
#34 mozilla::dom::PBrowserChild::OnMessageReceived(IPC::Message const&) src/obj-firefox/ipc/ipdl/PBrowserChild.cpp:4937:20
#35 mozilla::dom::PContentChild::OnMessageReceived(IPC::Message const&) src/obj-firefox/ipc/ipdl/PContentChild.cpp:5534:28
#36 mozilla::dom::ContentChild::OnMessageReceived(IPC::Message const&) src/dom/ipc/ContentChild.cpp:3664:25
#37 mozilla::ipc::MessageChannel::DispatchAsyncMessage(IPC::Message const&) src/ipc/glue/MessageChannel.cpp:2151:21
#38 mozilla::ipc::MessageChannel::DispatchMessage(IPC::Message&&) src/ipc/glue/MessageChannel.cpp:2078:9
#39 mozilla::ipc::MessageChannel::RunMessage(mozilla::ipc::MessageChannel::MessageTask&) src/ipc/glue/MessageChannel.cpp:1937:3
#40 mozilla::ipc::MessageChannel::MessageTask::Run() src/ipc/glue/MessageChannel.cpp:1968:13
#41 mozilla::SchedulerGroup::Runnable::Run() src/xpcom/threads/SchedulerGroup.cpp:295:32
#42 nsThread::ProcessNextEvent(bool, bool*) src/xpcom/threads/nsThread.cpp:1179:14
#43 NS_ProcessNextEvent(nsIThread*, bool) src/xpcom/threads/nsThreadUtils.cpp:482:10
#44 mozilla::ipc::MessagePump::Run(base::MessagePump::Delegate*) src/ipc/glue/MessagePump.cpp:110:5
#45 MessageLoop::RunInternal() src/ipc/chromium/src/base/message_loop.cc:315:10
#46 MessageLoop::Run() src/ipc/chromium/src/base/message_loop.cc:290:3
#47 nsBaseAppShell::Run() src/widget/nsBaseAppShell.cpp:137:27
#48 XRE_RunAppShell() src/toolkit/xre/nsEmbedFunctions.cpp:933:20
#49 mozilla::ipc::MessagePumpForChildProcess::Run(base::MessagePump::Delegate*) src/ipc/glue/MessagePump.cpp:238:9
#50 MessageLoop::RunInternal() src/ipc/chromium/src/base/message_loop.cc:315:10
#51 MessageLoop::Run() src/ipc/chromium/src/base/message_loop.cc:290:3
#52 XRE_InitChildProcess(int, char**, XREChildData const*) src/toolkit/xre/nsEmbedFunctions.cpp:771:34
#53 content_process_main(mozilla::Bootstrap*, int, char**) src/browser/app/../../ipc/contentproc/plugin-container.cpp:56:28
#54 main src/browser/app/nsBrowserApp.cpp:265:18

Although the test contains no column-span:all, but it crashes with layout.css.column-span.enabled=true.

This is fixed by reframing the {ib}-split container correctly in bug 1566672.