Bug 152113 – ASSERTION FAILED: flowThread->regionInRange(region, startRegion, endRegion) in WebCore::RenderBox::borderBoxRectInRegion

• Status: RESOLVED
• Resolution: FIXED
• Component: Layout and Rendering

[Renata Hodovan]

Created attachment 267082 [details]
Test

Load the attached test with debug MiniBrowser:

<style>
h2 {
    column-span: all
}
* {
    column-width: 91cm
}
</style>
<div>
    <h2></h2>
</div>
<video controls></video>
<h2></h2>

OS: Ubuntu 15.10 x86_64
Checked build: debug EFL
Checked version: 2559fac


Backtrace:

ASSERTION FAILED: flowThread->regionInRange(region, startRegion, endRegion)
../../Source/WebCore/rendering/RenderBox.cpp(222) : WebCore::LayoutRect WebCore::RenderBox::borderBoxRectInRegion(WebCore::RenderRegion*, WebCore::RenderBox::RenderBoxRegionInfoFlags) const
1   0x7f0e7d1e9fb8 WTFCrash
2   0x7f0e7bf9f035 WebCore::RenderBox::borderBoxRectInRegion(WebCore::RenderRegion*, WebCore::RenderBox::RenderBoxRegionInfoFlags) const
3   0x7f0e7c0ec960 WebCore::RenderRegion::ensureOverflowForBox(WebCore::RenderBox const*, WTF::RefPtr<WebCore::RenderOverflow>&, bool)
4   0x7f0e7c0ed19e WebCore::RenderRegion::visualOverflowRectForBox(WebCore::RenderBoxModelObject const&)
5   0x7f0e7c0eb160 WebCore::RenderRegion::overflowRectForFlowThreadPortion(WebCore::LayoutRect const&, bool, bool, WebCore::RenderRegion::OverflowType)
6   0x7f0e7c0eaf9e WebCore::RenderRegion::flowThreadPortionOverflowRect()
7   0x7f0e7c0c7ac2 WebCore::RenderMultiColumnSet::repaintFlowThreadContent(WebCore::LayoutRect const&)
8   0x7f0e7c00b8e6 WebCore::RenderFlowThread::repaintRectangleInRegions(WebCore::LayoutRect const&) const
9   0x7f0e7c0dfc03 WebCore::RenderObject::repaintUsingContainer(WebCore::RenderLayerModelObject const*, WebCore::LayoutRect const&, bool) const
10  0x7f0e7bfebfc5 WebCore::RenderElement::repaintAfterLayoutIfNeeded(WebCore::RenderLayerModelObject const*, WebCore::LayoutRect const&, WebCore::LayoutRect const&, WebCore::LayoutRect const*, WebCore::LayoutRect const*)
11  0x7f0e7cc25c41 WebCore::LayoutRepainter::repaintAfterLayout()
12  0x7f0e7bf69245 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit)
13  0x7f0e7bf3abb2 WebCore::RenderBlock::layout()
14  0x7f0e7bf69d38 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&)
15  0x7f0e7bf69876 WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&)
16  0x7f0e7bf68cd6 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit)
17  0x7f0e7bf3abb2 WebCore::RenderBlock::layout()
18  0x7f0e7c00a6d9 WebCore::RenderFlowThread::layout()
19  0x7f0e7c0bec18 WebCore::RenderMultiColumnFlowThread::layout()
20  0x7f0e7bf79326 WebCore::RenderBlockFlow::layoutSpecialExcludedChild(bool)
21  0x7f0e7bf69737 WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&)
22  0x7f0e7bf68cd6 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit)
23  0x7f0e7bf3abb2 WebCore::RenderBlock::layout()
24  0x7f0e7bf69d38 WebCore::RenderBlockFlow::layoutBlockChild(WebCore::RenderBox&, WebCore::RenderBlockFlow::MarginInfo&, WebCore::LayoutUnit&, WebCore::LayoutUnit&)
25  0x7f0e7bf69876 WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&)
26  0x7f0e7bf68cd6 WebCore::RenderBlockFlow::layoutBlock(bool, WebCore::LayoutUnit)
27  0x7f0e7bf3abb2 WebCore::RenderBlock::layout()
28  0x7f0e7c00a6d9 WebCore::RenderFlowThread::layout()
29  0x7f0e7c0bec18 WebCore::RenderMultiColumnFlowThread::layout()
30  0x7f0e7bf79326 WebCore::RenderBlockFlow::layoutSpecialExcludedChild(bool)
31  0x7f0e7bf69737 WebCore::RenderBlockFlow::layoutBlockChildren(bool, WebCore::LayoutUnit&)
Aborted (core dumped)

Program terminated with signal SIGSEGV, Segmentation fault.
#0  0x00007f0e7d1e9fbd in WTFCrash () at ../../Source/WTF/wtf/Assertions.cpp:321
321     *(int *)(uintptr_t)0xbbadbeef = 0;
[Current thread is 1 (Thread 0x7f0e80d1fa80 (LWP 21680))]
#0  0x00007f0e7d1e9fbd in WTFCrash () at ../../Source/WTF/wtf/Assertions.cpp:321
#1  0x00007f0e7bf9f035 in WebCore::RenderBox::borderBoxRectInRegion (this=0x7f0e149606a8, region=0x7f0e149548c0, cacheFlag=WebCore::RenderBox::CacheRenderBoxRegionInfo) at ../../Source/WebCore/rendering/RenderBox.cpp:222
#2  0x00007f0e7c0ec960 in WebCore::RenderRegion::ensureOverflowForBox (this=0x7f0e149548c0, box=0x7f0e149606a8, overflow=..., forceCreation=true) at ../../Source/WebCore/rendering/RenderRegion.cpp:436
#3  0x00007f0e7c0ed19e in WebCore::RenderRegion::visualOverflowRectForBox (this=0x7f0e149548c0, box=...) at ../../Source/WebCore/rendering/RenderRegion.cpp:528
#4  0x00007f0e7c0eb160 in WebCore::RenderRegion::overflowRectForFlowThreadPortion (this=0x7f0e149548c0, flowThreadPortionRect=..., isFirstPortion=false, isLastPortion=true, overflowType=WebCore::RenderRegion::VisualOverflow) at ../../Source/WebCore/rendering/RenderRegion.cpp:159
#5  0x00007f0e7c0eaf9e in WebCore::RenderRegion::flowThreadPortionOverflowRect (this=0x7f0e149548c0) at ../../Source/WebCore/rendering/RenderRegion.cpp:134
#6  0x00007f0e7c0c7ac2 in WebCore::RenderMultiColumnSet::repaintFlowThreadContent (this=0x7f0e149548c0, repaintRect=...) at ../../Source/WebCore/rendering/RenderMultiColumnSet.cpp:666
#7  0x00007f0e7c00b8e6 in WebCore::RenderFlowThread::repaintRectangleInRegions (this=0x7f0e149606a8, repaintRect=...) at ../../Source/WebCore/rendering/RenderFlowThread.cpp:389
#8  0x00007f0e7c0dfc03 in WebCore::RenderObject::repaintUsingContainer (this=0x7f0e5cbb6508, repaintContainer=0x7f0e149606a8, r=..., shouldClipToLayer=true) at ../../Source/WebCore/rendering/RenderObject.cpp:898
#9  0x00007f0e7bfebfc5 in WebCore::RenderElement::repaintAfterLayoutIfNeeded (this=0x7f0e5cbb6508, repaintContainer=0x7f0e149606a8, oldBounds=..., oldOutlineBox=..., newBoundsPtr=0x0, newOutlineBoxRectPtr=0x0) at ../../Source/WebCore/rendering/RenderElement.cpp:1321
#10 0x00007f0e7cc25c41 in WebCore::LayoutRepainter::repaintAfterLayout (this=0x7ffeaa1ee520) at ../../Source/WebCore/rendering/LayoutRepainter.cpp:47
#11 0x00007f0e7bf69245 in WebCore::RenderBlockFlow::layoutBlock (this=0x7f0e5cbb6508, relayoutChildren=true, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:544
#12 0x00007f0e7bf3abb2 in WebCore::RenderBlock::layout (this=0x7f0e5cbb6508) at ../../Source/WebCore/rendering/RenderBlock.cpp:931
#13 0x00007f0e7bf69d38 in WebCore::RenderBlockFlow::layoutBlockChild (this=0x7f0e149606a8, child=..., marginInfo=..., previousFloatLogicalBottom=..., maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:709
#14 0x00007f0e7bf69876 in WebCore::RenderBlockFlow::layoutBlockChildren (this=0x7f0e149606a8, relayoutChildren=true, maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:632
#15 0x00007f0e7bf68cd6 in WebCore::RenderBlockFlow::layoutBlock (this=0x7f0e149606a8, relayoutChildren=true, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:485
#16 0x00007f0e7bf3abb2 in WebCore::RenderBlock::layout (this=0x7f0e149606a8) at ../../Source/WebCore/rendering/RenderBlock.cpp:931
#17 0x00007f0e7c00a6d9 in WebCore::RenderFlowThread::layout (this=0x7f0e149606a8) at ../../Source/WebCore/rendering/RenderFlowThread.cpp:202
#18 0x00007f0e7c0bec18 in WebCore::RenderMultiColumnFlowThread::layout (this=0x7f0e149606a8) at ../../Source/WebCore/rendering/RenderMultiColumnFlowThread.cpp:126
#19 0x00007f0e7bf79326 in WebCore::RenderBlockFlow::layoutSpecialExcludedChild (this=0x7f0e5cbb6398, relayoutChildren=true) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:3771
#20 0x00007f0e7bf69737 in WebCore::RenderBlockFlow::layoutBlockChildren (this=0x7f0e5cbb6398, relayoutChildren=true, maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:604
#21 0x00007f0e7bf68cd6 in WebCore::RenderBlockFlow::layoutBlock (this=0x7f0e5cbb6398, relayoutChildren=true, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:485
#22 0x00007f0e7bf3abb2 in WebCore::RenderBlock::layout (this=0x7f0e5cbb6398) at ../../Source/WebCore/rendering/RenderBlock.cpp:931
#23 0x00007f0e7bf69d38 in WebCore::RenderBlockFlow::layoutBlockChild (this=0x7f0e14960470, child=..., marginInfo=..., previousFloatLogicalBottom=..., maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:709
#24 0x00007f0e7bf69876 in WebCore::RenderBlockFlow::layoutBlockChildren (this=0x7f0e14960470, relayoutChildren=true, maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:632
#25 0x00007f0e7bf68cd6 in WebCore::RenderBlockFlow::layoutBlock (this=0x7f0e14960470, relayoutChildren=true, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:485
#26 0x00007f0e7bf3abb2 in WebCore::RenderBlock::layout (this=0x7f0e14960470) at ../../Source/WebCore/rendering/RenderBlock.cpp:931
#27 0x00007f0e7c00a6d9 in WebCore::RenderFlowThread::layout (this=0x7f0e14960470) at ../../Source/WebCore/rendering/RenderFlowThread.cpp:202
#28 0x00007f0e7c0bec18 in WebCore::RenderMultiColumnFlowThread::layout (this=0x7f0e14960470) at ../../Source/WebCore/rendering/RenderMultiColumnFlowThread.cpp:126
#29 0x00007f0e7bf79326 in WebCore::RenderBlockFlow::layoutSpecialExcludedChild (this=0x7f0e5cbb62e0, relayoutChildren=false) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:3771
#30 0x00007f0e7bf69737 in WebCore::RenderBlockFlow::layoutBlockChildren (this=0x7f0e5cbb62e0, relayoutChildren=false, maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:604
#31 0x00007f0e7bf68cd6 in WebCore::RenderBlockFlow::layoutBlock (this=0x7f0e5cbb62e0, relayoutChildren=false, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:485
#32 0x00007f0e7bf3abb2 in WebCore::RenderBlock::layout (this=0x7f0e5cbb62e0) at ../../Source/WebCore/rendering/RenderBlock.cpp:931
#33 0x00007f0e7bf69d38 in WebCore::RenderBlockFlow::layoutBlockChild (this=0x7f0e5cb5c250, child=..., marginInfo=..., previousFloatLogicalBottom=..., maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:709
#34 0x00007f0e7bf69876 in WebCore::RenderBlockFlow::layoutBlockChildren (this=0x7f0e5cb5c250, relayoutChildren=false, maxFloatLogicalBottom=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:632
#35 0x00007f0e7bf68cd6 in WebCore::RenderBlockFlow::layoutBlock (this=0x7f0e5cb5c250, relayoutChildren=false, pageLogicalHeight=...) at ../../Source/WebCore/rendering/RenderBlockFlow.cpp:485
#36 0x00007f0e7bf3abb2 in WebCore::RenderBlock::layout (this=0x7f0e5cb5c250) at ../../Source/WebCore/rendering/RenderBlock.cpp:931
#37 0x00007f0e7c151d77 in WebCore::RenderView::layoutContent (this=0x7f0e5cb5c250, state=...) at ../../Source/WebCore/rendering/RenderView.cpp:253
#38 0x00007f0e7c15246f in WebCore::RenderView::layout (this=0x7f0e5cb5c250) at ../../Source/WebCore/rendering/RenderView.cpp:378
#39 0x00007f0e7bd177dc in WebCore::FrameView::layout (this=0x7f0e5ca0c000, allowSubtree=true) at ../../Source/WebCore/page/FrameView.cpp:1427
#40 0x00007f0e7bd1bced in WebCore::FrameView::layoutTimerFired (this=0x7f0e5ca0c000) at ../../Source/WebCore/page/FrameView.cpp:2599
#41 0x00007f0e7bd355a3 in std::_Mem_fn_base<void (WebCore::FrameView::*)(), true>::operator()<, void>(std::_Mem_fn_base<void (WebCore::FrameView::*)(), true>::_Class *) const (this=0x234f570, __object=0x7f0e5ca0c000) at /usr/include/c++/5/functional:600
#42 0x00007f0e7bd34225 in std::_Bind<std::_Mem_fn<void (WebCore::FrameView::*)()>(WebCore::FrameView*)>::__call<void, 0ul>(<unknown type in webkit/WebKitBuild/Debug/lib/libewebkit2.so.1, CU 0x0, DIE 0x230cc9>, std::_Index_tuple<0ul>) (this=0x234f570, __args=<unknown type in webkit/WebKitBuild/Debug/lib/libewebkit2.so.1, CU 0x0, DIE 0x230cc9>) at /usr/include/c++/5/functional:1074
#43 0x00007f0e7bd31f83 in std::_Bind<std::_Mem_fn<void (WebCore::FrameView::*)()>(WebCore::FrameView*)>::operator()<, void>(void) (this=0x234f570) at /usr/include/c++/5/functional:1133
#44 0x00007f0e7bd2e67e in std::_Function_handler<void(), std::_Bind<std::_Mem_fn<void (WebCore::FrameView::*)()>(WebCore::FrameView*)> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/5/functional:1871
#45 0x00007f0e7af3c108 in std::function<void()>::operator()(void) const (this=0x7f0e5ca0c190) at /usr/include/c++/5/functional:2271
#46 0x00007f0e7afe9f90 in WebCore::Timer::fired (this=0x7f0e5ca0c158) at ../../Source/WebCore/platform/Timer.h:133
#47 0x00007f0e7bdff409 in WebCore::ThreadTimers::sharedTimerFiredInternal (this=0x7f0e5cbd3488) at ../../Source/WebCore/platform/ThreadTimers.cpp:121
#48 0x00007f0e7bdfefb1 in WebCore::ThreadTimers::<lambda()>::operator()(void) const (__closure=0x7f0e80c040a8 <WebCore::MainThreadSharedTimer::singleton()::instance+8>) at ../../Source/WebCore/platform/ThreadTimers.cpp:73
#49 0x00007f0e7bdff5de in std::_Function_handler<void(), WebCore::ThreadTimers::setSharedTimer(WebCore::SharedTimer*)::<lambda()> >::_M_invoke(const std::_Any_data &) (__functor=...) at /usr/include/c++/5/functional:1871
#50 0x00007f0e7af3c108 in std::function<void()>::operator()(void) const (this=0x7f0e80c040a8 <WebCore::MainThreadSharedTimer::singleton()::instance+8>) at /usr/include/c++/5/functional:2271
#51 0x00007f0e7cbc2cd3 in WebCore::MainThreadSharedTimer::fired (this=0x7f0e80c040a0 <WebCore::MainThreadSharedTimer::singleton()::instance>) at ../../Source/WebCore/platform/MainThreadSharedTimer.cpp:52
#52 0x00007f0e7cdcd8a4 in WebCore::timerEvent () at ../../Source/WebCore/platform/efl/MainThreadSharedTimerEfl.cpp:44
#53 0x00007f0e753b80ce in _ecore_call_task_cb (data=<optimized out>, func=<optimized out>) at lib/ecore/ecore_private.h:336
#54 _ecore_timer_expired_call (when=798321.33057432994) at lib/ecore/ecore_timer.c:733
#55 0x00007f0e753b821b in _ecore_timer_expired_timers_call (when=798321.33057432994) at lib/ecore/ecore_timer.c:686
#56 0x00007f0e753b4215 in _ecore_main_loop_iterate_internal (once_only=once_only@entry=0) at lib/ecore/ecore_main.c:1832
#57 0x00007f0e753b4827 in ecore_main_loop_begin () at lib/ecore/ecore_main.c:988
#58 0x00007f0e7d248647 in WTF::RunLoop::run () at ../../Source/WTF/wtf/efl/RunLoopEfl.cpp:49
#59 0x00007f0e7b4e735c in WebKit::ChildProcessMain<WebKit::WebProcess, WebKit::WebProcessMain> (argc=2, argv=0x7ffeaa1f00c8) at ../../Source/WebKit2/Shared/unix/ChildProcessMain.h:61
#60 0x00007f0e7b4e6f6a in WebKit::WebProcessMainUnix (argc=2, argv=0x7ffeaa1f00c8) at ../../Source/WebKit2/WebProcess/efl/WebProcessMainEfl.cpp:161
#61 0x000000000040089a in main (argc=2, argv=0x7ffeaa1f00c8) at ../../Source/WebKit2/WebProcess/EntryPoint/unix/WebProcessMain.cpp:44

[Brent Fulgham]

This reproduces in r204037.

[Radar WebKit Bug Importer]

<rdar://problem/27720221>

[zalan]

Created attachment 287273 [details]
Test reduction

[zalan]

Created attachment 287276 [details]
Test reduction

[zalan]

Created attachment 294684 [details]
Test reduction

[zalan]

Created attachment 295926 [details]
Patch

[zalan]

Created attachment 295970 [details]
Patch

[Dave Hyatt]

Comment on attachment 295970 [details]
Patch

View in context: https://bugs.webkit.org/attachment.cgi?id=295970&action=review

r=me

> Source/WebCore/rendering/RenderBlockFlow.cpp:436
> +    // Pagination always intiates MultiColumnFlowThread.

Typo. initiates.

> Source/WebCore/rendering/RenderBlockFlow.cpp:443
> +    // column-axis intiates MultiColumnFlowThread.

Typo again.

> Source/WebCore/rendering/RenderBlockFlow.cpp:447
> +    // Non-auto column-width always intiates MultiColumnFlowThread.

Typo.

> Source/WebCore/rendering/RenderBlockFlow.cpp:451
> +    // column-count > 1 always intiates MultiColumnFlowThread.

Typo.

[zalan]

Created attachment 295972 [details]
Patch

[WebKit Commit Bot]

Comment on attachment 295972 [details]
Patch

Clearing flags on attachment: 295972

Committed r209259: <http://trac.webkit.org/changeset/209259>

[WebKit Commit Bot]

All reviewed patches have been landed.  Closing bug.