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Postings from September 2013
On Fri Sep 20 04:09:25 2013, niels@thykier.net wrote:
>
> This is a bug report for perl from niels@thykier.net,
> generated with the help of perlbug 1.39 running under perl 5.18.1.
>
>
> -----------------------------------------------------------------
> [Please describe your issue here]
>
> Dear perl porters,
>
> When Debian migrated to Perl5.18.1, I started to experience random
> seg. faults in one of my perl scripts. hugmeir from #p5p devised
> the following mimimal test case:
>
> """
> use threads;
> scalar glob("*");
> threads->create(sub { glob("*") })->join();
> """
>
> The test case itself does not crash, but it does spew out warnings
> like:
>
> """
> Unbalanced string table refcount: (1) for "I" during global
> destruction.
> Attempt to free nonexistent shared string 'I', [...]
> Attempt to free unreferenced scalar: SV 0x8c6a1fc, [...]
> """
>
> Based on that, I replaced my calls to "glob" in the threads and my
> script
> stopped crashing.
>
>
> hugmeir also suggested that he believed this bug to also affect blead
> (I have not tested that assertion). TonyC from #p5p suggested that it
> might be because the "glob state isn't being cloned".
Interesting. Could this be the same as #117823?
--
Father Chrysostomos
---
via perlbug: queue: perl5 status: new
https://rt.perl.org:443/rt3/Ticket/Display.html?id=119897
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