[Bf-taskforce25] Weird bug

[Shaul Kedem]

and the blend ?

On Mon, Jun 22, 2009 at 1:00 PM, Jingyuan Huang<jingyuan.huang at gmail.com> wrote:
> Hi all,
> Sorry to mail to both mailing lists (2.5 and gsoc). I have a bug that
> I cannot determine if it roots from 2.5 or from my light paint
> changes.
>
> The bug can easily be reproduced in my branch. It is more difficult to
> reproduce in 2.5. Steps are listed on wiki:
> http://wiki.blender.org/index.php/User:Yukishiro/Bug_List. Please try
> the alternative way for 2.5 branch since it doesn't have light paint
> (the alternative approach can reproduce the crash quite predictably in
> my branch). If you cannot make 2.5 crash by loading one file, keep
> repeating step 3 and 4, and it should eventually crash (at least
> according to my experience so far).
>
> You can get my branch at:
> https://svn.blender.org/svnroot/bf-blender/branches/soc-2009-yukishiro/.
> The build depends on lapack and blas. Please install those packages if
> you want to build (or wait for another day or two till the libraries
> are added to lib directory).
>
> The stack trace is shown below.
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 0x7f8634536740 (LWP 9050)]
> 0x00007f8633df2985 in gzread () from /usr/lib/libz.so.1
> (gdb) bt
> #0  0x00007f8633df2985 in gzread () from /usr/lib/libz.so.1
> #1  0x00000000009d4417 in BKE_read_exotic (scene=0x2503990,
> name=0x7fff3c6689f0
> "/home/jing/repository/blender/test248/render/glass.blend") at
> source/blender/blenkernel/intern/exotic.c:2201
> #2  0x00000000005db0bf in WM_read_file (C=0x1da28b0,
> name=0x7fff3c6689f0
> "/home/jing/repository/blender/test248/render/glass.blend",
> reports=0x7f862400fd70) at
> source/blender/windowmanager/intern/wm_files.c:237
> #3  0x00000000005e50dd in wm_open_mainfile_exec (C=0x1da28b0,
> op=0x7f8624011a00) at
> source/blender/windowmanager/intern/wm_operators.c:596
> #4  0x00000000005de7f4 in wm_handler_fileselect_call (C=0x1da28b0,
> handlers=0x1ee7398, handler=0x7f8624011090, event=0x7f8624013790) at
> source/blender/windowmanager/intern/wm_event_system.c:829
> #5  0x00000000005dea5f in wm_handlers_do (C=0x1da28b0,
> event=0x7f8624013790, handlers=0x1ee7398) at
> source/blender/windowmanager/intern/wm_event_system.c:905
> #6  0x00000000005deee3 in wm_event_do_handlers (C=0x1da28b0) at
> source/blender/windowmanager/intern/wm_event_system.c:1026
> #7  0x00000000005dcc24 in WM_main (C=0x1da28b0) at
> source/blender/windowmanager/intern/wm.c:226
> #8  0x00000000005dac7d in main (argc=1, argv=0x7fff3c668f38) at
> source/creator/creator.c:852
> (gdb) info threads
> * 1 Thread 0x7f8634536740 (LWP 9050)  0x00007f8633df2985 in gzread ()
> from /usr/lib/libz.so.1
>
> I have absolutely no idea why it would fail there. Any insight is appreciated.
>
>
> Best Wishes
> Jingyuan Huang
> ------------------------------------
> Computer Graphics Lab
> University of Waterloo
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