Re: [PATCH 0/6] [KBUILD] configuration system improvements

[Randy Dunlap]

Randy Dunlap wrote:
> Cheng Renquan wrote:
>> On Mon, Mar 2, 2009 at 11:42 AM, Randy Dunlap <randy.dunlap@xxxxxxxxxx> wrote:
>>> Cheng Renquan wrote:
>>>> This group of patches improve the usability of kernel configuration system,
>>>> mainly,
>>>>
>>>> 1. add symbol's value shown accompanied in config item's help message;
>>>> 2. move the real plumbing functions code from mconf.c to menu.c, make them
>>>>    be able to be shared with other configuration methods;
>>>> 3. add "symbol's value shown" support for gconfig/xconfig/config;
>>>>
>>>>   0001--KBUILD-add-symbol-value-to-help-find-the-real-depe.patch
>>>>   0002--KBUILD-add-menu_get_ext_help-function-to-display-m.patch
>>>>   0003--KBUILD-menuconfig-improvements.patch
>>>>   0004--KBUILD-make-use-of-menu_get_ext_help-in-gconfig.patch
>>>>   0005--KBUILD-make-use-of-menu_get_ext_help-in-qconfig.patch
>>>>   0006--KBUILD-make-use-of-menu_get_ext_help-in-make-conf.patch
>>>>
>>>> I found gconfig still lack of "search by symbol" support, and that would be
>>>> in another patch.
>>>>
>>>> Request for comments, thanks.
>>> Hi,
>>>
>>> I still like this idea a lot.  However, with "make gconfig" I am
>>> seeing a segfault when I click on "Firmware Drivers" in the main menu.
>>> I only see this with these patches applied.
>>>
>>> Other than that, they look good to me.
>>>
>>>
>>> Here's the gconfig info:
>>> rddunlap@chimera:linux-2.6.29-rc6-git5> make ARCH=x86_64 O=xx64 gconfig &
>>> [1] 10722
>>> rddunlap@chimera:linux-2.6.29-rc6-git5>   GEN     /local/linsrc/tmp/linux-2.6.29-rc6-git5/xx64/Makefile
>>> scripts/kconfig/gconf arch/x86/Kconfig
>>> make[2]: *** [gconfig] Segmentation fault
>>> make[1]: *** [gconfig] Error 2
>>> make: *** [sub-make] Error
>>>
>>>
>>> and from the kernel log:
>>>
>>> gconf[10868]: segfault at 0000000000000070 rip 00000000004111b6 rsp 00007ffff67cd6f0 error 4
>> Could you tell what distribution are you using? The versions of your
>> glibc, gtk+2.0, and glibc? If you can correctly build other gtk+
>> programs?
> 
> This is on OpenSUSE 10.3 on x86_64.
> 
> glibc-2.6.1-18
> gtk2-2.12.0-5
> 
> I don't know that I have any other gtk+ programs.
> 
>> I have developed these patches on default Fedora 10 i686, it runs
>> well, and today I have tested it under a latest Gentoo x86_64 desktop,
>> all seems run well here.
> 
> Here's a backtrace from gdb.  gconfig was built without -d, however.

Here's a better backtrace; gconfig was built with -g (not -d ??!?).

Program received signal SIGSEGV, Segmentation fault.
0x00000000004111b6 in get_symbol_str ()
(gdb) #0  0x00000000004111b6 in get_symbol_str ()
#1  0x0000000000408acb in on_treeview2_cursor_changed (
    treeview=<value optimized out>, user_data=<value optimized out>)
    at /local/linsrc/tmp/linux-2.6.29-rc6-git5/scripts/kconfig/gconf.c:461
#2  0x00002b61af79bd2f in g_closure_invoke ()
   from /usr/lib64/libgobject-2.0.so.0
#3  0x00002b61af7ae1fd in ?? () from /usr/lib64/libgobject-2.0.so.0
#4  0x00002b61af7afc55 in g_signal_emit_valist ()
   from /usr/lib64/libgobject-2.0.so.0
#5  0x00002b61af7b0043 in g_signal_emit () from /usr/lib64/libgobject-2.0.so.0
#6  0x00002b61ae31bada in ?? () from /usr/lib64/libgtk-x11-2.0.so.0
#7  0x00002b61ae3225de in ?? () from /usr/lib64/libgtk-x11-2.0.so.0
#8  0x00002b61ae22dbbf in ?? () from /usr/lib64/libgtk-x11-2.0.so.0
#9  0x00002b61af79bd2f in g_closure_invoke ()
   from /usr/lib64/libgobject-2.0.so.0
#10 0x00002b61af7ae5f6 in ?? () from /usr/lib64/libgobject-2.0.so.0
#11 0x00002b61af7af989 in g_signal_emit_valist ()
   from /usr/lib64/libgobject-2.0.so.0
#12 0x00002b61af7b0043 in g_signal_emit () from /usr/lib64/libgobject-2.0.so.0
#13 0x00002b61ae334ff5 in ?? () from /usr/lib64/libgtk-x11-2.0.so.0
#14 0x00002b61ae226ef2 in gtk_propagate_event ()
   from /usr/lib64/libgtk-x11-2.0.so.0
#15 0x00002b61ae227e95 in gtk_main_do_event ()
   from /usr/lib64/libgtk-x11-2.0.so.0
#16 0x00002b61aea307bc in ?? () from /usr/lib64/libgdk-x11-2.0.so.0
#17 0x00002b61afe0c064 in g_main_context_dispatch ()
   from /usr/lib64/libglib-2.0.so.0
#18 0x00002b61afe0f35d in ?? () from /usr/lib64/libglib-2.0.so.0
#19 0x00002b61afe0f657 in g_main_loop_run () from /usr/lib64/libglib-2.0.so.0
#20 0x00002b61ae228263 in gtk_main () from /usr/lib64/libgtk-x11-2.0.so.0
#21 0x000000000040a7c5 in main (ac=2, av=0x7ffffd048228)
    at /local/linsrc/tmp/linux-2.6.29-rc6-git5/scripts/kconfig/gconf.c:1609


-- 
~Randy
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