Status: Untriaged
Owner: ----
Labels: Type-Bug Pri-2 OS-Mac Area-Misc Size-Medium Valgrind

New issue 20508 by [email protected]: Invalid read in CGSCacheCreate
http://code.google.com/p/chromium/issues/detail?id=20508

Looks like a macosx bug.

Happened in two recent runs, but not in the three before those:

http://build.chromium.org/buildbot/waterfall.fyi/builders/Mac%20UI%201%20of%203%20(valgrind)/builds/950/steps/valgrind%20test:%20ui/logs/stdio

http://build.chromium.org/buildbot/waterfall.fyi/builders/Mac%20UI%201%20of%203%20(valgrind)/builds/949/steps/valgrind%20test:%20ui/logs/stdio

Invalid read of size 4
   CGSCacheCreate
   CGSSharedFontCache
   CGFontGetGFID
   CGFontGetIdentifier
   CGGlyphLockAccess
   ripc_DrawGlyphs
   draw_glyphs
   CGContextShowGlyphsWithAdvances
   -[NSLayoutManager(NSTextViewSupport)
showPackedGlyphs:length:glyphRange:atPoint:font:color:printingAdjustment:]
   -[NSLayoutManager(NSPrivate) _drawGlyphsForGlyphRange:atPoint:parameters:]
   -[NSLayoutManager(NSTextViewSupport) drawGlyphsForGlyphRange:atPoint:]
   -[NSTextView drawRect:]
   -[NSTextView _drawRect:clip:]
   -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
   -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
   -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
   -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
   -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
   -[NSView _recursiveDisplayAllDirtyWithLockFocus:visRect:]
   -[NSView
_recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
   -[NSThemeFrame
_recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
   -[NSView  
_displayRectIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:]
   -[NSView displayIfNeeded]
   -[NSWindow displayIfNeeded]
   -[NSWindow  
_reallyDoOrderWindow:relativeTo:findKey:forCounter:force:isModal:]
   -[NSWindow orderWindow:relativeTo:]
   -[NSWindow makeKeyAndOrderFront:]
   BrowserWindowCocoa::Show()  
(chrome/browser/cocoa/browser_window_cocoa.mm:37)
   BrowserInit::LaunchWithProfile::OpenURLsInBrowser(Browser*, bool,
std::vector<GURL, std::allocator<GURL> > const&)
(chrome/browser/browser_init.cc:578)


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