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[perl #34180] segfault in perl_clone under ithreads and customPerlIO layer

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From:
Dan Collins via RT
Date:
July 7, 2016 19:05
Subject:
[perl #34180] segfault in perl_clone under ithreads and customPerlIO layer
Message ID:
rt-4.0.18-11849-1467918345-1173.34180-15-0@perl.org
Under perl 5.22 (mod_perl from the debian packages), Stas' third test program still segfaults:

leaked PerlIOAPR handle 0x70008a0 during global destruction.
Warning: unable to close filehandle properly: Illegal seek during global destruction.
==63931== Invalid read of size 4
==63931==    at 0x6375C38: apr_file_flush (in /usr/lib/x86_64-linux-gnu/libapr-1.so.0.5.2)
==63931==    by 0x6DCCB5F: ??? (in /usr/lib/x86_64-linux-gnu/perl5/5.22/auto/APR/PerlIO/PerlIO.so)
==63931==    by 0x53B74E: Perl_PerlIO_flush (in /usr/bin/perl)
==63931==    by 0x53B798: Perl_PerlIO_flush (in /usr/bin/perl)
==63931==    by 0x43EF29: perl_destruct (in /usr/bin/perl)
==63931==    by 0x41CBC2: main (in /usr/bin/perl)
==63931==  Address 0x402a108 is not stack'd, malloc'd or (recently) free'd


---
via perlbug:  queue: perl5 status: open
https://rt.perl.org/Ticket/Display.html?id=34180

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