[Webkit-unassigned] [Bug 142726] Regression(r181553): fast/images/animated-png.html is crashing / failing on Yosemite

[bugzilla-daemon at webkit.org]

https://bugs.webkit.org/show_bug.cgi?id=142726

Alexey Proskuryakov <ap at webkit.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
                 CC|                            |barraclough at apple.com,
                   |                            |koivisto at iki.fi

--- Comment #10 from Alexey Proskuryakov <ap at webkit.org> ---
> The crash may be rdar://problem/17490843

While that's possible, I'm not sure if that explains why crashing is WebKit2 only.

In the past, crashes of this sort were sometimes consequences of bugs in WebKit networking stack.

Also, I'm getting a somewhat different crash log on OS X 10.10.2:

Thread 6 Crashed:
0   com.apple.vImage                  0x00007fff881a526a sConvert_Planar1toPlanar8 + 122
1   com.apple.vImage                  0x00007fff8836a344 Convert1To8Bit + 212
2   com.apple.vImage                  0x00007fff883651e0 AnyToAnyBlock + 1392
3   com.apple.vImage                  0x00007fff883649a3 vImageConvert_AnyToAny + 2003
4   com.apple.ImageIO.framework       0x00007fff8d997989 vImageExpandProc + 409
5   com.apple.ImageIO.framework       0x00007fff8d9bbcbd copyImageBlockSetAPNG + 4908
6   com.apple.ImageIO.framework       0x00007fff8d98b9c2 ImageProviderCopyImageBlockSetCallback + 581
7   com.apple.CoreGraphics            0x00007fff857b590d img_blocks_create + 651
8   com.apple.CoreGraphics            0x00007fff85768956 img_data_lock + 2073
9   com.apple.CoreGraphics            0x00007fff857670de CGSImageDataLock + 151
10  libRIP.A.dylib                    0x00007fff8968d2d2 ripc_AcquireImage + 906
11  libRIP.A.dylib                    0x00007fff8968bdf5 ripc_DrawImage + 1037
12  com.apple.CoreGraphics            0x00007fff85766c97 CGContextDrawImage + 457
13  com.apple.QuartzCore              0x00007fff8d8bac0d CA::CG::ImageDelegate::draw(CGContext*) const + 375
14  com.apple.QuartzCore              0x00007fff8d8b7adb CA::CG::MosaicBitmapDelegate::read(unsigned int, CA::Bounds const&, unsigned char*, long) const + 195
15  com.apple.QuartzCore              0x00007fff8d8ce2ca CA::OGL::Mosaic::draw(CA::OGL::Context&, unsigned int, unsigned int, CA::OGL::Mosaic::Key const*, int, int, bool, CA::OGL::Mosaic::Delegate const&) + 1240
16  com.apple.QuartzCore              0x00007fff8d8bb8e8 CA::CG::fill_image(CA::CG::Renderer&, CGImage*, CA::Rect const&, CA::Mat2<double> const&, bool, bool, CGInterpolationQuality, CA::Bounds const*) + 2287
17  com.apple.QuartzCore              0x00007fff8d8bc18f CA::CG::DrawImage::draw_image(CA::CG::Renderer&, bool) const + 109
18  com.apple.QuartzCore              0x00007fff8d8b8022 CA::CG::DrawOp::render(CA::CG::Renderer&) const + 1172
19  com.apple.QuartzCore              0x00007fff8d8c9e8c CA::CG::Queue::render_callback(void*) + 332

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