Bug 454614 - Coredump in the g_type_check_instance_cast
Coredump in the g_type_check_instance_cast
Product: Fedora
Classification: Fedora
Component: nspluginwrapper (Show other bugs)
All Linux
low Severity low
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Assigned To: Martin Stransky
Fedora Extras Quality Assurance
Depends On:
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Reported: 2008-07-09 08:02 EDT by Zdenek Kabelac
Modified: 2008-08-04 08:51 EDT (History)
2 users (show)

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Doc Type: Bug Fix
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Last Closed: 2008-08-04 08:51:05 EDT
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Description Zdenek Kabelac 2008-07-09 08:02:56 EDT
Description of problem:

I'm also seeing this kind of coredumps:

#0  0x449f1378 in IA__g_type_check_instance_cast (type_instance=<value optimized
out>, iface_type=<value optimized out>) at gtype.c:3723
3723	      if (type_instance->g_class)
Missing separate debuginfos, use: debuginfo-install alsa-lib.i386 atk.i386
cairo.i386 expat.i386 fontconfig.i386 freetype.i386 gcc.i386 glibc.i686
libICE.i386 libSM.i386 libXau.i386 libXcomposite.i386 libXcursor.i386
libXdmcp.i386 libXext.i386 libXfixes.i386 libXi.i386 libXrandr.i386
libXrender.i386 libXt.i386 libpng.i386 libselinux.i386 libxcb.i386 nspr.i386
pango.i386 pixman.i386 zlib.i386
(gdb) bt
#0  0x449f1378 in IA__g_type_check_instance_cast (type_instance=<value optimized
out>, iface_type=<value optimized out>) at gtype.c:3723
#1  0xf77135ae in ?? () from /usr/lib/mozilla/plugins/libflashplayer.so
#2  0xf77e9cd1 in ?? () from /usr/lib/mozilla/plugins/libflashplayer.so
#3  0xf7b72007 in ?? () from /usr/lib/mozilla/plugins/libflashplayer.so
#4  0xf7b72155 in ?? () from /usr/lib/mozilla/plugins/libflashplayer.so
#5  0xf771363d in ?? () from /usr/lib/mozilla/plugins/libflashplayer.so
#6  0xf7b7d19f in ?? () from /usr/lib/mozilla/plugins/libflashplayer.so
#7  0xf77eff0b in ?? () from /usr/lib/mozilla/plugins/libflashplayer.so
#8  0xf77130fe in ?? () from /usr/lib/mozilla/plugins/libflashplayer.so
#9  0x448fe936 in g_timeout_dispatch (source=Could not find the frame base for
) at gmain.c:3527
#10 0x448fe211 in g_main_dispatch () at gmain.c:2068
#11 IA__g_main_context_dispatch (context=<value optimized out>) at gmain.c:2620
#12 0x449018b3 in g_main_context_iterate (context=<value optimized out>,
block=<value optimized out>, dispatch=<value optimized out>, self=Could not find
the frame base for "g_main_context_iterate".
) at gmain.c:2701
#13 0x44901dd2 in IA__g_main_loop_run (loop=<value optimized out>) at gmain.c:2924
#14 0x44f900e5 in IA__gtk_main () at gtkmain.c:1172
#15 0x080507f1 in do_main (argv=0xfffa8124, argc=1) at ../src/npw-viewer.c:3216
#16 main (argc=1, argv=0xfffa8124) at ../src/npw-viewer.c:3371

This looks like failure from accessing incorrectly converted pointer from 32bit
to 64bit platform - however I've no idea how it works internaly in the

I do not see these frequent Flash crashes when running 32bit mozilla with the
exactly same libflashplugin.so.

Version-Release number of selected component (if applicable):

How reproducible:

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Expected results:

Additional info:
Comment 1 Martin Stransky 2008-08-04 08:51:05 EDT
We are not going to fix bugs in flash player. Closing as WONTFIX.

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