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[perl #132931] Blead Breaks CPAN: GUIDO/libintl-perl-1.29.tar.gz

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From:
James E Keenan via RT
Date:
March 2, 2018 18:10
Subject:
[perl #132931] Blead Breaks CPAN: GUIDO/libintl-perl-1.29.tar.gz
Message ID:
rt-4.0.24-24610-1520014209-1773.132931-15-0@perl.org
On Fri, 02 Mar 2018 17:22:21 GMT, slaven@rezic.de wrote:
> 
> This is a bug report for perl from slaven@rezic.de,
> generated with the help of perlbug 1.41 running under perl 5.27.9.
> 
> 
> -----------------------------------------------------------------
> The test tests/03gettext_dumb.t in libintl-perl-1.29 fails with
> memory corruption with threaded perl 5.27.9. I don't see this
> failure with unthreaded perls or with a threaded 5.27.8.
> 
> *** Error in `/opt/perl-5.27.9t/bin/perl5.27.9': double free or
> corruption (fasttop): 0x000055cc6d073b10 ***
> ======= Backtrace: =========
> /lib/x86_64-linux-gnu/libc.so.6(+0x70bcb)[0x7f1c2b866bcb]
> /lib/x86_64-linux-gnu/libc.so.6(+0x76f96)[0x7f1c2b86cf96]
> /lib/x86_64-linux-gnu/libc.so.6(+0x777de)[0x7f1c2b86d7de]
> /opt/perl-5.27.9t/bin/perl5.27.9(Perl_sv_clear+0x70d)[0x55cc6abc03ed]
> /opt/perl-5.27.9t/bin/perl5.27.9(Perl_sv_free2+0x64)[0x55cc6abc06f4]
> /opt/perl-5.27.9t/bin/perl5.27.9(Perl_free_tmps+0x57)[0x55cc6abf0637]
> /opt/perl-
> 5.27.9t/bin/perl5.27.9(Perl_pp_leavetry+0x18a)[0x55cc6ac01aea]
> /opt/perl-
> 5.27.9t/bin/perl5.27.9(Perl_runops_standard+0x16)[0x55cc6abb0eb6]
> /opt/perl-5.27.9t/bin/perl5.27.9(perl_run+0x329)[0x55cc6ab2fff9]
> /opt/perl-5.27.9t/bin/perl5.27.9(main+0x13d)[0x55cc6ab05f5d]
> /lib/x86_64-linux-
> gnu/libc.so.6(__libc_start_main+0xf1)[0x7f1c2b8162b1]
> /opt/perl-5.27.9t/bin/perl5.27.9(_start+0x2a)[0x55cc6ab05f9a]
> 
> 

Confirmed; see attachment.  Great fun:  output implicates multiple modules we've recently touched:  Storable, Encode, I18N::Langinfo, ... :-(

Thank you very much.
Jim Keenan

-- 
James E Keenan (jkeenan@cpan.org)

---
via perlbug:  queue: perl5 status: new
https://rt.perl.org/Ticket/Display.html?id=132931

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