[Bf-taskforce25] Weird bug

[Jingyuan Huang]

Hey Brecht,
Your changes seem to have fixed it. Thanks!

Best Wishes
Jingyuan Huang
------------------------------------
Computer Graphics Lab
University of Waterloo




On Mon, Jun 22, 2009 at 2:30 PM, Brecht Van Lommel<brecht at blender.org> wrote:
> Hi Jingyuan,
>
> I've committed a possible fix for this problem in the 2.5 branch, looks
> like it is not related to your branch specifically, please test if it
> fixes your problem.
>
> Brecht.
>
> On Mon, 2009-06-22 at 13:15 -0400, Jingyuan Huang wrote:
>> The blend files are in test248.zip:
>> http://download.blender.org/demo/test/test248.zip
>>
>>
>> Best Wishes
>> Jingyuan Huang
>> ------------------------------------
>> Computer Graphics Lab
>> University of Waterloo
>>
>>
>>
>>
>> On Mon, Jun 22, 2009 at 1:12 PM, Shaul Kedem<shaul.kedem at gmail.com> wrote:
>> > 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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>> >> Bf-taskforce25 at blender.org
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>> >>
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