Bug 164774 - Crash in WebCore::SVGRenderSupport::updateMaskedAncestorShouldIsolateBlending
Summary: Crash in WebCore::SVGRenderSupport::updateMaskedAncestorShouldIsolateBlending
Status: RESOLVED DUPLICATE of bug 164381
Alias: None
Product: WebKit
Classification: Unclassified
Component: WebCore Misc. (show other bugs)
Version: Safari Technology Preview
Hardware: Mac macOS 10.12
: P2 Normal
Assignee: Nobody
URL: https://www.theguardian.com/world/201...
Keywords:
Depends on:
Blocks:
 
Reported: 2016-11-15 08:22 PST by Dieter Komendera
Modified: 2016-11-16 15:02 PST (History)
1 user (show)

See Also:

Attachments
crash log (105.92 KB, text/plain)
2016-11-15 08:22 PST, Dieter Komendera 		no flags Details
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Description Dieter Komendera 2016-11-15 08:22:57 PST 
Created attachment 294836 [details]
crash log

I can reliably reproduce the crash with these steps:

1) Go go https://www.theguardian.com/world/2016/nov/15/japan-fixes-vast-fukuoka-city-sinkhole-repaired-two-days
2) Scroll down towards the "related content" section

macOS 10.12.1 (16B2555)
Release 17 (Safari 10.1, WebKit 12603.1.11.1)

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   com.apple.WebCore             	0x000000010cb8844b WebCore::SVGRenderSupport::updateMaskedAncestorShouldIsolateBlending(WebCore::RenderElement const&) + 123
1   com.apple.WebCore             	0x000000010cadcdda WebCore::RenderElement::styleDidChange(WebCore::StyleDifference, WebCore::RenderStyle const*) + 122
2   com.apple.WebCore             	0x000000010be22e1d WebCore::RenderSVGModelObject::styleDidChange(WebCore::StyleDifference, WebCore::RenderStyle const*) + 77
3   com.apple.WebCore             	0x000000010cbc74fa WebCore::RenderTreeUpdater::createRenderer(WebCore::Element&, WebCore::RenderStyle&&) + 778
4   com.apple.WebCore             	0x000000010cbc652d WebCore::RenderTreeUpdater::updateElementRenderer(WebCore::Element&, WebCore::Style::ElementUpdate&) + 349
5   com.apple.WebCore             	0x000000010cbc5700 WebCore::RenderTreeUpdater::updateRenderTree(WebCore::ContainerNode&) + 592
6   com.apple.WebCore             	0x000000010cbc543b WebCore::RenderTreeUpdater::commit(std::__1::unique_ptr<WebCore::Style::Update, std::__1::default_delete<WebCore::Style::Update> >) + 411
7   com.apple.WebCore             	0x000000010c193a8e WebCore::Document::recalcStyle(WebCore::Style::Change) + 766
8   com.apple.WebCore             	0x000000010bd824d6 WebCore::Document::updateLayout() + 134
Comment 1 Alexey Proskuryakov 2016-11-16 15:02:37 PST 
This bug should be fixed in the Safari Technology Preview Release 18 that was posted today.

*** This bug has been marked as a duplicate of bug 164381 ***