[Bugs] #4497 sugar-toolkit-gtk3 UNSP: Html activity segfault on exit

[Sugar Labs Bugs]

#4497: Html activity segfault on exit
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    Reporter:  dnarvaez                   |          Owner:  erikos                     
        Type:  defect                     |         Status:  new                        
    Priority:  Unspecified by Maintainer  |      Milestone:  Unspecified by Release Team
   Component:  sugar-toolkit-gtk3         |        Version:  Unspecified                
    Severity:  Unspecified                |       Keywords:                             
Distribution:  Unspecified                |   Status_field:  Unconfirmed                
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 A html activity does segfault when it closes. I added gdb to the process
 and got the following traceback:

 Program received signal SIGSEGV, Segmentation fault.
 new_threadstate (interp=0x0, init=init at entry=1) at
 /usr/src/debug/Python-2.7.3/Python/pystate.c:200
 200 tstate->next = interp->tstate_head;
 (gdb) where
 #0 new_threadstate (interp=0x0, init=init at entry=1) at
 /usr/src/debug/Python-2.7.3/Python/pystate.c:200
 #1 0x0000003161af620a in PyThreadState_New (interp=) at
 /usr/src/debug/Python-2.7.3/Python/pystate.c:211
 #2 0x0000003161af6a8c in PyGILState_Ensure () at
 /usr/src/debug/Python-2.7.3/Python/pystate.c:598
 #3 0x00007f44a260899e in _pygi_invoke_closure_clear_py_data
 (invoke_closure=, invoke_closure=)
 at /home/erikos/sugar-build/source/pygobject/gi/pygi-closure.c:505
 #4 0x00007f44a2608a3a in _pygi_invoke_closure_free (data=0x276af70) at
 /home/erikos/sugar-build/source/pygobject/gi/pygi-closure.c:594
 #5 0x0000003162a05cb0 in ffi_closure_unix64_inner (closure=0x7f44acd0e3d0,
 rvalue=0x7fff2fa31e10, reg_args=0x7fff2fa31d60, argp=0x7fff2fa31e30
 "\360Xh\002") at ../src/x86/ffi64.c:629
 #6 0x0000003162a06040 in ffi_closure_unix64 () at ../src/x86/unix64.S:228
 #7 0x00007f449a23779a in WTF::HashTable >, WTF::KeyValuePairKeyExtractor >
 >, WTF::StringHash, WTF::HashMapValueTraitsWTF::HashTraits<WTF::String,
 WTF::HashTraitsWTF::RefPtr<WebKitURISchemeHandler > >,
 WTF::HashTraitsWTF::String >::deallocateTable(WTF::KeyValuePair >, int) ()
 from /home/erikos/sugar-build/install/lib64/libwebkit2gtk-3.0.so.25
 #8 0x00007f449a235122 in webkit_web_context_finalize(_GObject) () from
 /home/erikos/sugar-build/install/lib64/libwebkit2gtk-3.0.so.25
 #9 0x00007f44a493ef18 in g_object_unref (_object=0x26858d0) at
 /home/erikos/sugar-build/source/glib/gobject/gobject.c:3024
 #10 0x000000315fa38df1 in __run_exit_handlers () from /lib64/libc.so.6
 #11 0x000000315fa38e75 in exit () from /lib64/libc.so.6
 #12 0x000000315fa21a0c in __libc_start_main () from /lib64/libc.so.6
 #13 0x0000000000400721 in _start ()

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Ticket URL: <http://bugs.sugarlabs.org/ticket/4497>
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