Re: [Gnash] gnash segfaults, firefox plugin does not work

[Greg Trounson]

strk wrote:
> On Tue, Aug 22, 2006 at 11:43:25AM +1200, Greg Trounson wrote:
> > strk wrote:
> > > I've committed a new patch implementing a primitive locking
> > > for threads. See if the new version helps you.
> > Was this patch applied?
> >
> > On i386 and x86_64, the latest CVS still fails:
> >
> > ./configure --enable-plugin
> > make
> > gui/gnash testsuite/movies.all/elvis.swf
> > (window frame flashes up very briefly)
> > Segmentation fault
>
> Many new patches were applied too.
> Which gui and renderer did you select ?
> Any chance to have a backtrace ?
> --strk;

I was using the defaults, as in:
./configure --enable-plugin

and

gdb --args gui/.libs/gnash testsuite/movies.all/elvis.swf
(gdb) run
Starting program: /home/gregt/build/gnash/gui/.libs/gnash 
testsuite/movies.all/elvis.swf
[Thread debugging using libthread_db enabled]
[New Thread 46912516265104 (LWP 13525)]
[New Thread 1084229952 (LWP 13526)]

Program received signal SIGSEGV, Segmentation fault.
[Switching to Thread 1084229952 (LWP 13526)]
0x0000003ffb44e8d7 in glEnable () from /usr/lib64/libGL.so.1
(gdb) bt
#0  0x0000003ffb44e8d7 in glEnable () from /usr/lib64/libGL.so.1
#1  0x00002aaaaaf55597 in bitmap_info_ogl::layout_image (this=0x5cf0c0, 
im=0x5d0180)
    at render_handler_ogl.cpp:987
#2  0x00002aaaaaf55ba6 in bitmap_info_ogl (this=0x5cf0c0, im=0x5d0180)
    at render_handler_ogl.cpp:1225
#3  0x00002aaaaaf571d9 in render_handler_ogl::create_bitmap_info_rgba (this=Variable 
"this" is not available.
)
    at render_handler_ogl.cpp:316
#4  0x00002aaaab11954a in gnash::fill_style::create_gradient_bitmap 
(this=0x5cfcf0)
    at styles.cpp:257
#5  0x00002aaaab119aa7 in gnash::fill_style::read (this=0x5cfcf0, in=0x5935b0, 
tag_type=32,
    md=0x58d7d0) at styles.cpp:138
#6  0x00002aaaab10a9fa in read_fill_styles (address@hidden, in=0x5935b0, tag_type=32, 
m=0x58d7d0)
    at shape_character_def.cpp:77
#7  0x00002aaaab10b7e0 in gnash::shape_character_def::read (this=0x5cefd0, 
in=0x5935b0,
    tag_type=32, with_style=Variable "with_style" is not available.
) at shape_character_def.cpp:135
#8  0x00002aaaab1561a6 in gnash::SWF::tag_loaders::define_shape_loader (in=0x5935b0, 
tag=Variable "tag" is not available.
)
    at swf/tag_loaders.cpp:682
#9  0x00002aaaab0cc322 in gnash::movie_def_impl::read_all_swf (this=0x58d7d0)
    at movie_def_impl.cpp:942
#10 0x00002aaaab0cc3c9 in gnash::MovieLoader::execute (arg=Variable "arg" is 
not available.
) at movie_def_impl.cpp:100
#11 0x00002aaaab688357 in SDL_RunThread () from /usr/lib64/libSDL-1.2.so.0
#12 0x00002aaaab688799 in SDL_SYS_CreateThread () from 
/usr/lib64/libSDL-1.2.so.0
#13 0x0000003ff2606337 in start_thread () from /lib64/libpthread.so.0
---Type <return> to continue, or q <return> to quit---
#14 0x0000003ff15cc38d in clone () from /lib64/libc.so.6
#15 0x0000000000000000 in ?? ()

As per the discussion in Savannah bug#17434 I tried to continue past the first 
error:
(gdb) cont
Continuing.

Program terminated with signal SIGSEGV, Segmentation fault.
The program no longer exists.
(gdb) bt
No stack.
(gdb)

Greg