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SubjectRe: qconf: reproducible segfault
On 1/5/07, Cyrill V. Gorcunov <gorcunov@gmail.com> wrote:
> On Friday 05 January 2007 00:16, you wrote:
> | On 1/4/07, Cyrill V. Gorcunov <gorcunov@gmail.com> wrote:
> | > Hi,
> | > there is SIGSEGV happens in qconf.cc:995
> | >
> | > str += print_filter(sym->name);
> | >
> | > but sym points to 0x1. To reproduce the error just do:
> | >
> | > 1) make xconfig (with Options->Show Debug Info unchecked)
> | > 2) go to Networking->Networking Options->Network packet filtering framework (Netfilter)->
> | > Network packet filtering framework (Netfilter) and the line "<| .." must be selected
> | > then just turn on Options->Show Debug info menu and you'll get:
> | >
> | > make[1]: *** [xconfig] Segmentation fault
> | > make: *** [xconfig] Error 2
> |
> | Cyrill, Randy - I feel like an idiot but I can't really reproduce this :(
> |
> | I'm trimming lkml from the CC list to upload and attach two screenshots
> | where I enabled Show Debug Info at what I guess are the two possible
> | interpretations of where the Select highlight should be - and neither
> | cause a core dump for me.
> |
> | What am I mistaking ?
> |
> | Thanks, ciao,

> Hi Alessandro,
>
> see enveloped scrshot to keep in mind how the qconf is looking at moment we
> get SYGSEGV error - you just need to set Options->Show Debug and oops ;)
> I don't know may be QT dev version does handling such exceptions itself and if
> SYGSEVG happens it just ignore it... But the qconf really have the error :(.

That's ok, apparently FC6's qt-devel-3.3.7 libs are capable of
handling the problem (I can bring qconf to the exact screen
you showed, Options->Show Debug Info does _not_ crash).

And of course it's better to fix the problem in qconf.cc rather
than letting qt libs handle it :)

Thanks,

--alessandro

"but I thought that I should let you know
the things that I don't always show
might not be worth the time it took"

(Steve Wynn, 'If My Life Was An Open Book')
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