Bug 140050

Summary: REGRESSION: fast/text/international/text-spliced-font.html sometimes crashes in GlyphPageTreeNode::page()
Product: WebKit Reporter: Alexey Proskuryakov <ap>
Component: TextAssignee: Nobody <webkit-unassigned>
Status: RESOLVED FIXED    
Severity: Normal CC: koivisto, mmaxfield, webkit-bug-importer
Priority: P1 Keywords: InRadar
Version: 528+ (Nightly build)   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
full crash log none

Alexey Proskuryakov
Reported 2015-01-03 11:19:35 PST
fast/text/international/text-spliced-font.html has started to sometimes crash in late December (first recorded crash was on December 29). Thread 0 Crashed:: Dispatch queue: com.apple.main-thread 0 com.apple.WebCore 0x000000010f9b2a9c WTF::RefPtr<WebCore::GlyphPage>::get() const + 12 1 com.apple.WebCore 0x000000010f9b1dac WebCore::GlyphPageTreeNode::page() const + 28 2 com.apple.WebCore 0x0000000110d5cf4c WebCore::SimpleFontData::platformGlyphInit() + 44 3 com.apple.WebCore 0x0000000110d5cf02 WebCore::SimpleFontData::SimpleFontData(WebCore::FontPlatformData const&, bool, bool, bool) + 946 4 com.apple.WebCore 0x0000000110d5d13b WebCore::SimpleFontData::SimpleFontData(WebCore::FontPlatformData const&, bool, bool, bool) + 91 5 com.apple.WebCore 0x000000010f3b4dfe WebCore::SimpleFontData::create(WebCore::FontPlatformData const&, bool, bool, bool) + 126 6 com.apple.WebCore 0x000000010f99a19a WebCore::FontCache::getCachedFontData(WebCore::FontPlatformData const*, WebCore::FontCache::ShouldRetain) + 394 7 com.apple.WebCore 0x000000010f999ffd WebCore::FontCache::getCachedFontData(WebCore::FontDescription const&, WTF::AtomicString const&, bool, WebCore::FontCache::ShouldRetain) + 141 8 com.apple.WebCore 0x000000010f5572fb WebCore::CSSFontSelector::getFontData(WebCore::FontDescription const&, WTF::AtomicString const&) + 267
Attachments
full crash log (66.44 KB, text/plain)
2015-01-03 11:20 PST, Alexey Proskuryakov 		no flags
Details
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Radar WebKit Bug Importer
Comment 1 2015-01-03 11:19:50 PST
<rdar://problem/19368855>
Alexey Proskuryakov
Comment 2 2015-01-03 11:20:10 PST
Created attachment 243918 [details] full crash log
Antti Koivisto
Comment 3 2015-01-05 03:12:07 PST
GlyphPageTreeNode is gone so this exact crash can't happen anymore.
Alexey Proskuryakov
Comment 4 2015-01-07 12:32:37 PST
Yes, fast/text/international/text-spliced-font.html still fails, but no longer crashes.
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