[Webkit-unassigned] [Bug 10807] New: REGRESSION (r16259): Repro crash on manual-tests/svg-repaint-image.svg

[bugzilla-daemon at opendarwin.org]

http://bugzilla.opendarwin.org/show_bug.cgi?id=10807

           Summary: REGRESSION (r16259): Repro crash on manual-tests/svg-
                    repaint-image.svg
           Product: WebKit
           Version: 420+ (nightly)
          Platform: Macintosh
        OS/Version: Mac OS X 10.4
            Status: NEW
          Keywords: Regression
          Severity: normal
          Priority: P1
         Component: SVG
        AssignedTo: webkit-unassigned at opendarwin.org
        ReportedBy: opendarwin.org at mitzpettel.com
                CC: rwlbuis at gmail.com


Safari crashes when you click the B in manual-tests/svg-repaint-image.svg. This
is a regression from r16259 (fix for bug 9753).

"CGContextRestoreGState: invalid context"

Backtrace:
Thread 0 Crashed:
0   com.apple.CoreGraphics      0x903cc44c CGGStackRestore + 136
1   com.apple.WebCore           0x01068c90
WebCore::RenderSVGContainer::paint(WebCore::RenderObject::PaintInfo&, int, int)
+ 2400
2   com.apple.WebCore           0x011840a4
WebCore::RenderBox::paint(WebCore::RenderObject::PaintInfo&, int, int) + 116
3   com.apple.WebCore           0x01068bcc
WebCore::RenderSVGContainer::paint(WebCore::RenderObject::PaintInfo&, int, int)
+ 2204
4   com.apple.WebCore           0x0118e9c0
WebCore::RenderView::paint(WebCore::RenderObject::PaintInfo&, int, int) + 256
5   com.apple.WebCore           0x011a61d0
WebCore::RenderLayer::paintLayer(WebCore::RenderLayer*,
WebCore::GraphicsContext*, WebCore::IntRect const&, bool,
WebCore::PaintRestriction, WebCore::RenderObject*) + 1104
6   com.apple.WebCore           0x010de114
WebCore::Frame::paint(WebCore::GraphicsContext*, WebCore::IntRect const&) + 196
7   com.apple.WebCore           0x0111b9d8 -[WebCoreFrameBridge drawRect:] +
168
8   com.apple.WebKit            0x003389a0 -[WebHTMLView drawSingleRect:] + 288
9   com.apple.WebKit            0x00338c2c -[WebHTMLView drawRect:] + 348
10  com.apple.AppKit            0x93734858 -[NSView _drawRect:clip:] + 2128
11  com.apple.AppKit            0x937335fc -[NSView
_recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
+ 736
12  com.apple.WebKit            0x00333b48 -[WebHTMLView(WebPrivate)
_recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
+ 296
13  com.apple.AppKit            0x937339a8 -[NSView
_recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
+ 1676
14  com.apple.AppKit            0x937339a8 -[NSView
_recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
+ 1676
15  com.apple.AppKit            0x937339a8 -[NSView
_recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
+ 1676
16  com.apple.AppKit            0x937339a8 -[NSView
_recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
+ 1676
17  com.apple.AppKit            0x937339a8 -[NSView
_recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
+ 1676
18  com.apple.AppKit            0x937339a8 -[NSView
_recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
+ 1676
19  com.apple.AppKit            0x937339a8 -[NSView
_recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
+ 1676
20  com.apple.AppKit            0x93754044 -[NSThemeFrame
_recursiveDisplayRectIfNeededIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:topView:]
+ 192
21  com.apple.AppKit            0x9372d054 -[NSView
_displayRectIgnoringOpacity:isVisibleRect:rectIsVisibleRectForView:] + 384
22  com.apple.AppKit            0x93722348 -[NSView displayIfNeeded] + 248
23  com.apple.AppKit            0x937221b8 -[NSWindow displayIfNeeded] + 180
24  com.apple.Safari            0x0001a5f8 0x1000 + 103928
25  com.apple.AppKit            0x93722064 _handleWindowNeedsDisplay + 200
26  com.apple.CoreFoundation    0x907db73c __CFRunLoopDoObservers + 352
27  com.apple.CoreFoundation    0x907db9dc __CFRunLoopRun + 420
28  com.apple.CoreFoundation    0x907db47c CFRunLoopRunSpecific + 268
29  com.apple.HIToolbox         0x931eb740 RunCurrentEventLoopInMode + 264
30  com.apple.HIToolbox         0x931eadd4 ReceiveNextEventCommon + 380
31  com.apple.HIToolbox         0x931eac40
BlockUntilNextEventMatchingListInMode + 96
32  com.apple.AppKit            0x936eeae4 _DPSNextEvent + 384
33  com.apple.AppKit            0x936ee7a8 -[NSApplication
nextEventMatchingMask:untilDate:inMode:dequeue:] + 116
34  com.apple.Safari            0x00006740 0x1000 + 22336
35  com.apple.AppKit            0x936eacec -[NSApplication run] + 472
36  com.apple.AppKit            0x937db87c NSApplicationMain + 452
37  com.apple.Safari            0x0005c77c 0x1000 + 374652
38  com.apple.Safari            0x0005c624 0x1000 + 374308


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