17737 2008-03-09 21:43:17 -0700 ASSERTION FAILED: info.bmBitsPixel == 32 2019-06-26 22:45:53 -0700 1 1 1 Unclassified WebKit WebCore Misc. 528+ (Nightly build) PC Windows XP RESOLVED FIXED https://bugs.webkit.org/show_bug.cgi?id=198323 http://www.edmondsun.com/opinion/local_story_067125346.html InRadar, PlatformOnly P2 Normal --- 1 dev+webkit pvollan achristensen aroben bfulgham pvollan oldest_to_newest 73166 0 dev+webkit 2008-03-09 21:43:17 -0700 On Windows, I'm hitting this assert resizing the window with the URL in a background tab. 1. Load <http://reddit.com> 2. Right click and open the URL in a new tab (""God did it!" may soon be an acceptable answer to questions on a Science test in Oklahoma if this bill passes.") 3. Resize the window a bit (I believe until the tab in the background would not need horizontal scrollbars if it were visible) ASSERT(info.bmBitsPixel == 32); http://trac.webkit.org/projects/webkit/browser/trunk/WebCore/platform/graphics/win/GraphicsContextCGWin.cpp#L48 According to the debugger, info.bmBitsPixel is actually 1. > WebKit.dll!WebCore::CGContextWithHDC(HDC__ * hdc=0xc4010892) Line 48 + 0x22 bytes C++ WebKit.dll!WebCore::GraphicsContext::GraphicsContext(HDC__ * hdc=0xc4010892) Line 66 + 0x52 bytes C++ WebKit.dll!WebView::paintIntoBackingStore(WebCore::FrameView * frameView=0x01dc01f0, HDC__ * bitmapDC=0xc4010892, const WebCore::IntRect & dirtyRect={...}) Line 905 C++ WebKit.dll!WebView::updateBackingStore(WebCore::FrameView * frameView=0x01dc01f0, HDC__ * dc=0xc4010892, bool backingStoreCompletelyDirty=false) Line 798 + 0x1d bytes C++ WebKit.dll!WebView::scrollBackingStore(WebCore::FrameView * frameView=0x01dc01f0, int dx=0, int dy=9, const WebCore::IntRect & scrollViewRect={...}, const WebCore::IntRect & clipRect={...}) Line 721 C++ WebKit.dll!WebChromeClient::scrollBackingStore(int dx=0, int dy=9, const WebCore::IntRect & scrollViewRect={...}, const WebCore::IntRect & clipRect={...}) Line 431 C++ WebKit.dll!WebCore::Chrome::scrollBackingStore(int dx=0, int dy=9, const WebCore::IntRect & scrollViewRect={...}, const WebCore::IntRect & clipRect={...}) Line 299 + 0x28 bytes C++ WebKit.dll!WebCore::ScrollView::scrollBackingStore(int dx=0, int dy=9, const WebCore::IntRect & scrollViewRect={...}, const WebCore::IntRect & clipRect={...}) Line 829 C++ WebKit.dll!WebCore::ScrollView::ScrollViewPrivate::scrollBackingStore(const WebCore::IntSize & scrollDelta={...}) Line 167 C++ WebKit.dll!WebCore::ScrollView::ScrollViewPrivate::valueChanged(WebCore::Scrollbar * bar=0x04e8da18) Line 150 C++ WebKit.dll!WebCore::Scrollbar::setValue(int v=637) Line 60 + 0x1e bytes C++ WebKit.dll!WebCore::ScrollView::updateScrollbars(const WebCore::IntSize & desiredOffset={...}) Line 560 C++ WebKit.dll!WebCore::ScrollView::resizeContents(int w=1049, int h=1349) Line 285 C++ WebKit.dll!WebCore::FrameView::adjustViewSize() Line 257 + 0x47 bytes C++ WebKit.dll!WebCore::FrameView::layout(bool allowSubtree=true) Line 492 C++ WebKit.dll!WebCore::FrameView::layoutIfNeededRecursive() Line 1091 C++ WebKit.dll!WebView::updateBackingStore(WebCore::FrameView * frameView=0x01dc01f0, HDC__ * dc=0x61010d94, bool backingStoreCompletelyDirty=true) Line 786 C++ WebKit.dll!WebView::paint(HDC__ * dc=0x00000000, long options=0) Line 853 C++ WebKit.dll!WebViewWndProc(HWND__ * hWnd=0x00100246, unsigned int message=15, unsigned int wParam=0, long lParam=0) Line 1615 C++ user32.dll!7e418734() [Frames below may be incorrect and/or missing, no symbols loaded for user32.dll] 73230 1 aroben 2008-03-10 13:09:12 -0700 I can't seem to reproduce this on ToT. 1207043 2 282530 pvollan 2016-07-01 02:32:27 -0700 Created attachment 282530 Patch 1207056 3 282534 pvollan 2016-07-01 02:58:57 -0700 Created attachment 282534 Patch 1207057 4 282535 pvollan 2016-07-01 03:01:43 -0700 Created attachment 282535 Patch 1207145 5 282535 bfulgham 2016-07-01 09:30:31 -0700 Comment on attachment 282535 Patch r=me 1207190 6 pvollan 2016-07-01 10:29:12 -0700 (In reply to comment #5) > Comment on attachment 282535 [details] > Patch > > r=me Thank you! 1207198 7 pvollan 2016-07-01 11:22:53 -0700 Committed r202744: <https://trac.webkit.org/changeset/202744> 1207851 8 bfulgham 2016-07-05 08:49:58 -0700 <rdar://problem/6051446> 282530 2016-07-01 02:32:27 -0700 2016-07-01 02:58:51 -0700 Patch bug-17737-20160701023208.patch text/plain 2302 pvollan SW5kZXg6IFNvdXJjZS9XZWJLaXQvd2luL0NoYW5nZUxvZwo9PT09PT09PT09PT09PT09PT09PT09 PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09PT09Ci0tLSBTb3VyY2Uv V2ViS2l0L3dpbi9DaGFuZ2VMb2cJKHJldmlzaW9uIDIwMjcyOCkKKysrIFNvdXJjZS9XZWJLaXQv d2luL0NoYW5nZUxvZwkod29ya2luZyBjb3B5KQpAQCAtMSwzICsxLDE4IEBACisyMDE2LTA3LTAx 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