I am also severely affected by this bug in Natty and desperately looking at least for a workaround. Below there is a stack trace of my simple gtk-application crashing in pixman_image_composite32() - I'm not sure if that helps. I would really appreciate a fix of libpixman-1-0 for Natty.
pixman_image_composite32
in /usr/lib/libpixman-1.so.0 at [0x7f57597aea60]
pixman_image_composite32
in /usr/lib/libpixman-1.so.0 at [0x7f57597aea60]
/usr/lib/libcairo.so.2(+0x3b98a)[0x7f5764a6898a]
/usr/lib/libcairo.so.2(+0x3cbc7)[0x7f5764a69bc7]
/usr/lib/libcairo.so.2(+0x6a83c)[0x7f5764a9783c]
/usr/lib/libcairo.so.2(+0x48b00)[0x7f5764a75b00]
/usr/lib/libcairo.so.2(+0x4c515)[0x7f5764a79515]
/usr/lib/libcairo.so.2(+0x4c866)[0x7f5764a79866]
/usr/lib/libcairo.so.2(+0x49181)[0x7f5764a76181]
/usr/lib/libcairo.so.2(+0x22ec0)[0x7f5764a4fec0]
cairo_fill_preserve
in /usr/lib/libcairo.so.2 at [0x7f5764a46c50]
cairo_fill
in /usr/lib/libcairo.so.2 at [0x7f5764a46c69]
Oxygen::StyleHelper::verticalGradient(Oxygen::ColorUtils::Rgba const&, int)
in /usr/lib/gtk-2.0/2.10.0/engines/liboxygen-gtk.so at [0x7f575382b733]
Oxygen::Style::renderWindowBackground(_cairo*, _GdkDrawable*, _GtkWidget*, _GdkRectangle*, int, int, int, int, Oxygen::StyleOptions const&, Oxygen::Flags<Oxygen::TileSet::Tile>)
in /usr/lib/gtk-2.0/2.10.0/engines/liboxygen-gtk.so at [0x7f57538082ef]
/usr/lib/gtk-2.0/2.10.0/engines/liboxygen-gtk.so(+0xc1955)[0x7f5753842955]
/usr/lib/libgtk-x11-2.0.so.0(+0x263606)[0x7f5764f51606]
/usr/lib/libgtk-x11-2.0.so.0(+0x268e8c)[0x7f5764f56e8c]
Gtk::Widget_Class::realize_callback(_GtkWidget*)
in /usr/lib/libgtkmm-2.4.so.1 at [0x7f5763ddf76d]
g_closure_invoke
in /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 at [0x7f576581281c]
/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0(+0x1f7e3)[0x7f57658237e3]
g_signal_emit_valist
in /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 at [0x7f576582d258]
g_signal_emit
in /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 at [0x7f576582d41f]
gtk_widget_realize
in /usr/lib/libgtk-x11-2.0.so.0 at [0x7f5764f4929e]
/usr/lib/libgtk-x11-2.0.so.0(+0x2658d8)[0x7f5764f538d8]
Gtk::Widget_Class::show_callback(_GtkWidget*)
in /usr/lib/libgtkmm-2.4.so.1 at [0x7f5763ddf9ed]
g_closure_invoke
in /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 at [0x7f576581281c]
/usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0(+0x1f7e3)[0x7f57658237e3]
g_signal_emit_valist
in /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 at [0x7f576582d258]
g_signal_emit
in /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0 at [0x7f576582d41f]
gtk_widget_show
in /usr/lib/libgtk-x11-2.0.so.0 at [0x7f5764f4a256]
PS_MainWindow_glade::PS_MainWindow_glade()
in /home/flo/Projects/pasimodo/bin/../build/release/src/libpasimodo_gui.so at [0x7f57681f52a0]
PS_MainWindow::PS_MainWindow(PS_Gui*)
in /home/flo/Projects/pasimodo/bin/../build/release/src/libpasimodo_gui.so at [0x7f57682156e0]
PS_Gui::createGtkContext(int, char**)
in /home/flo/Projects/pasimodo/bin/../build/release/src/libpasimodo_gui.so at [0x7f5767ec2fe6]
PS_Gui::PS_Gui(boost::weak_ptr<PS_Context const> const&, int, char**)
in /home/flo/Projects/pasimodo/bin/../build/release/src/libpasimodo_gui.so at [0x7f5767ec9006]
PS_Gui::create(boost::weak_ptr<PS_Context const> const&, int, char**)
in /home/flo/Projects/pasimodo/bin/../build/release/src/libpasimodo_gui.so at [0x7f5767ec9247]
PS_InitGuiProcessor::runProcessor(int, char**, void*)
in /home/flo/Projects/pasimodo/bin/../build/release/src/libpasimodo_gui.so at [0x7f5767ee3feb]
main
in /home/flo/Projects/pasimodo/bin/../build/release/src/pasimodo at [0x40cf9d]
__libc_start_main
in /lib/x86_64-linux-gnu/libc.so.6 at [0x7f576e73aeff]
/home/flo/Projects/pasimodo/bin/../build/release/src/pasimodo[0x40c459]
I am also severely affected by this bug in Natty and desperately looking at least for a workaround. Below there is a stack trace of my simple gtk-application crashing in pixman_ image_composite 32() - I'm not sure if that helps. I would really appreciate a fix of libpixman-1-0 for Natty.
pixman_ image_composite 32 libpixman- 1.so.0 at [0x7f57597aea60] image_composite 32 libpixman- 1.so.0 at [0x7f57597aea60] libcairo. so.2(+0x3b98a) [0x7f5764a6898a ] libcairo. so.2(+0x3cbc7) [0x7f5764a69bc7 ] libcairo. so.2(+0x6a83c) [0x7f5764a9783c ] libcairo. so.2(+0x48b00) [0x7f5764a75b00 ] libcairo. so.2(+0x4c515) [0x7f5764a79515 ] libcairo. so.2(+0x4c866) [0x7f5764a79866 ] libcairo. so.2(+0x49181) [0x7f5764a76181 ] libcairo. so.2(+0x22ec0) [0x7f5764a4fec0 ] libcairo. so.2 at [0x7f5764a46c50] libcairo. so.2 at [0x7f5764a46c69] :StyleHelper: :verticalGradie nt(Oxygen: :ColorUtils: :Rgba const&, int) gtk-2.0/ 2.10.0/ engines/ liboxygen- gtk.so at [0x7f575382b733] :Style: :renderWindowBa ckground( _cairo* , _GdkDrawable*, _GtkWidget*, _GdkRectangle*, int, int, int, int, Oxygen: :StyleOptions const&, Oxygen: :Flags< Oxygen: :TileSet: :Tile>) gtk-2.0/ 2.10.0/ engines/ liboxygen- gtk.so at [0x7f57538082ef] gtk-2.0/ 2.10.0/ engines/ liboxygen- gtk.so( +0xc1955) [0x7f5753842955 ] libgtk- x11-2.0. so.0(+0x263606) [0x7f5764f51606 ] libgtk- x11-2.0. so.0(+0x268e8c) [0x7f5764f56e8c ] Class:: realize_ callback( _GtkWidget* ) libgtkmm- 2.4.so. 1 at [0x7f5763ddf76d] x86_64- linux-gnu/ libgobject- 2.0.so. 0 at [0x7f576581281c] x86_64- linux-gnu/ libgobject- 2.0.so. 0(+0x1f7e3) [0x7f57658237e3 ] emit_valist x86_64- linux-gnu/ libgobject- 2.0.so. 0 at [0x7f576582d258] x86_64- linux-gnu/ libgobject- 2.0.so. 0 at [0x7f576582d41f] libgtk- x11-2.0. so.0 at [0x7f5764f4929e] libgtk- x11-2.0. so.0(+0x2658d8) [0x7f5764f538d8 ] Class:: show_callback( _GtkWidget* ) libgtkmm- 2.4.so. 1 at [0x7f5763ddf9ed] x86_64- linux-gnu/ libgobject- 2.0.so. 0 at [0x7f576581281c] x86_64- linux-gnu/ libgobject- 2.0.so. 0(+0x1f7e3) [0x7f57658237e3 ] emit_valist x86_64- linux-gnu/ libgobject- 2.0.so. 0 at [0x7f576582d258] x86_64- linux-gnu/ libgobject- 2.0.so. 0 at [0x7f576582d41f] libgtk- x11-2.0. so.0 at [0x7f5764f4a256] glade:: PS_MainWindow_ glade() Projects/ pasimodo/ bin/../ build/release/ src/libpasimodo _gui.so at [0x7f57681f52a0] :PS_MainWindow( PS_Gui* ) Projects/ pasimodo/ bin/../ build/release/ src/libpasimodo _gui.so at [0x7f57682156e0] :createGtkConte xt(int, char**) Projects/ pasimodo/ bin/../ build/release/ src/libpasimodo _gui.so at [0x7f5767ec2fe6] :PS_Gui( boost:: weak_ptr< PS_Context const> const&, int, char**) Projects/ pasimodo/ bin/../ build/release/ src/libpasimodo _gui.so at [0x7f5767ec9006] :create( boost:: weak_ptr< PS_Context const> const&, int, char**) Projects/ pasimodo/ bin/../ build/release/ src/libpasimodo _gui.so at [0x7f5767ec9247] ssor::runProces sor(int, char**, void*) Projects/ pasimodo/ bin/../ build/release/ src/libpasimodo _gui.so at [0x7f5767ee3feb] Projects/ pasimodo/ bin/../ build/release/ src/pasimodo at [0x40cf9d] 64-linux- gnu/libc. so.6 at [0x7f576e73aeff] Projects/ pasimodo/ bin/../ build/release/ src/pasimodo[ 0x40c459]
in /usr/lib/
pixman_
in /usr/lib/
/usr/lib/
/usr/lib/
/usr/lib/
/usr/lib/
/usr/lib/
/usr/lib/
/usr/lib/
/usr/lib/
cairo_fill_preserve
in /usr/lib/
cairo_fill
in /usr/lib/
Oxygen:
in /usr/lib/
Oxygen:
in /usr/lib/
/usr/lib/
/usr/lib/
/usr/lib/
Gtk::Widget_
in /usr/lib/
g_closure_invoke
in /usr/lib/
/usr/lib/
g_signal_
in /usr/lib/
g_signal_emit
in /usr/lib/
gtk_widget_realize
in /usr/lib/
/usr/lib/
Gtk::Widget_
in /usr/lib/
g_closure_invoke
in /usr/lib/
/usr/lib/
g_signal_
in /usr/lib/
g_signal_emit
in /usr/lib/
gtk_widget_show
in /usr/lib/
PS_MainWindow_
in /home/flo/
PS_MainWindow:
in /home/flo/
PS_Gui:
in /home/flo/
PS_Gui:
in /home/flo/
PS_Gui:
in /home/flo/
PS_InitGuiProce
in /home/flo/
main
in /home/flo/
__libc_start_main
in /lib/x86_
/home/flo/