Bug 144870

Summary:

WebContent crash under com.apple.WebCore: WebCore::WebKitCSSResourceValue::isCSSValueNone const + 6

Product:

WebKit

Reporter:

Antti Koivisto <koivisto>

Component:

Layout and Rendering

Assignee:

Nobody <webkit-unassigned>

Status:

RESOLVED FIXED

Severity:

Normal

CC:

commit-queue, simon.fraser, stavila

Priority:

Keywords:

InRadar

Version:

528+ (Nightly build)

Hardware:

Unspecified

OS:

Unspecified

Attachments:

Description	Flags
patch	none

Description Antti Koivisto 2015-05-11 07:01:37 PDT

Null pointer crash:

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   com.apple.WebCore             	0x00007fff92da5706 WebCore::WebKitCSSResourceValue::isCSSValueNone() const + 6
1   com.apple.WebCore             	0x00007fff93382b48 WebCore::MaskImageOperation::isCSSValueNone() const + 24
2   com.apple.WebCore             	0x00007fff92e0475e WebCore::FillLayer::hasNonEmptyMaskImage() const + 30
3   com.apple.WebCore             	0x00007fff9290874c WebCore::StyleResolver::loadPendingSVGDocuments() + 76
4   com.apple.WebCore             	0x00007fff936815b8 WebCore::StyleResolver::applyMatchedProperties(WebCore::StyleResolver::MatchResult const&, WebCore::Element const*, WebCore::StyleResolver::ShouldUseMatchedPropertiesCache) + 2328
5   com.apple.WebCore             	0x00007fff93680a2e WebCore::StyleResolver::styleForElement(WebCore::Element*, WebCore::RenderStyle*, WebCore::StyleSharingBehavior, WebCore::RuleMatchingBehavior, WebCore::RenderRegion const*) + 1678
6   com.apple.WebCore             	0x00007fff9368a390 WebCore::Style::attachRenderTree(WebCore::Element&, WebCore::RenderStyle&, WebCore::RenderTreePosition&, WTF::PassRefPtr<WebCore::RenderStyle>) + 704
7   com.apple.WebCore             	0x00007fff9368a9d0 WebCore::Style::attachChildren(WebCore::ContainerNode&, WebCore::RenderStyle&, WebCore::RenderTreePosition&) + 160
8   com.apple.WebCore             	0x00007fff9368a570 WebCore::Style::attachRenderTree(WebCore::Element&, WebCore::RenderStyle&, WebCore::RenderTreePosition&, WTF::PassRefPtr<WebCore::RenderStyle>) + 1184
9   com.apple.WebCore             	0x00007fff9368a9d0 WebCore::Style::attachChildren(WebCore::ContainerNode&, WebCore::RenderStyle&, WebCore::RenderTreePosition&) + 160
10  com.apple.WebCore             	0x00007fff9368a570 WebCore::Style::attachRenderTree(WebCore::Element&, WebCore::RenderStyle&, WebCore::RenderTreePosition&, WTF::PassRefPtr<WebCore::RenderStyle>) + 1184

Comment 1 Antti Koivisto 2015-05-11 07:02:00 PDT

rdar://problem/20727702

Comment 2 Antti Koivisto 2015-05-11 07:13:34 PDT

Created attachment 252859 [details]
patch

Comment 3 WebKit Commit Bot 2015-05-11 09:27:42 PDT

Comment on attachment 252859 [details]
patch

Clearing flags on attachment: 252859

Committed r184104: <http://trac.webkit.org/changeset/184104>

Comment 4 WebKit Commit Bot 2015-05-11 09:27:46 PDT

All reviewed patches have been landed.  Closing bug.