Re: pkg/46405: perl5 assertion "SvTYPE(av) == SVt_PVAV" failed

[Manuel Bouyer <bouyer%antioche.eu.org@localhost>]

The following reply was made to PR pkg/46405; it has been noted by GNATS.

From: Manuel Bouyer <bouyer%antioche.eu.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: pkg-manager%NetBSD.org@localhost, gnats-admin%NetBSD.org@localhost, 
pkgsrc-bugs%NetBSD.org@localhost
Subject: Re: pkg/46405: perl5 assertion "SvTYPE(av) == SVt_PVAV" failed
Date: Fri, 4 May 2012 10:34:31 +0200

 On Thu, May 03, 2012 at 03:50:00PM +0000, Hauke Fath wrote:
 > 
 >      For a while, rototilling pkgsrc with pkg_rolling-replace(8) on
 >      this machine has been blocked by Perl dumping core with the
 >      following
 > 
 > [...]
 > ===> Creating toolchain wrappers for p5-Digest-SHA-5.71
 > ===> Configuring for p5-Digest-SHA-5.71
 > => Checking for portability problems in extracted files
 > assertion "SvTYPE(av) == SVt_PVAV" failed: file "av.c", line 730, function 
 > "Perl_av_len"
 > [1]   Abort trap (core dumped) /usr/bin/env USE...
 > *** Error code 134
 > 
 > Stop.
 > make: stopped in /amd/hochstuhl/public/pkgsrc/security/p5-Digest-SHA
 > *** Error code 1
 > 
 >      Building lang/perl5 with
 > 
 > 
 > Index: Makefile
 > ===================================================================
 > RCS file: /cvsroot/pkgsrc/lang/perl5/Makefile,v
 > retrieving revision 1.180
 > diff -u -r1.180 Makefile
 > --- Makefile    4 Mar 2012 10:26:57 -0000       1.180
 > +++ Makefile    3 May 2012 15:40:40 -0000
 > @@ -233,7 +233,8 @@
 >  .endif
 >  
 >  .if !empty(PKG_OPTIONS:Mdebug)
 > -CFLAGS+=               -DDEBUGGING
 > +CFLAGS+=               -DDEBUGGING -g3
 > +INSTALL_UNSTRIPPED=     yes
 >  .endif
 >  
 >  .if !empty(PKG_OPTIONS:Mmstats)
 > 
 > 
 >      gives me this, rather longish, stack trace:
 > 
 > 
 > % pwd
 > /var/obj/pkgsrc/security/p5-Digest-SHA/work/Digest-SHA-5.71
 > % gdb /usr/pkg/bin/perl perl.core 
 > GNU gdb (GDB) 7.3.1
 > Copyright (C) 2011 Free Software Foundation, Inc.
 > License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
 > This is free software: you are free to change and redistribute it.
 > There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
 > and "show warranty" for details.
 > This GDB was configured as "i486--netbsdelf".
 > For bug reporting instructions, please see:
 > <http://www.gnu.org/software/gdb/bugs/>...
 > Reading symbols from /usr/pkg/bin/perl...done.
 > [New process 1]
 > Core was generated by `perl'.
 > Program terminated with signal 6, Aborted.
 > #0  0xbb931027 in _lwp_kill () from /usr/lib/libc.so.12
 > (gdb) bt
 > #0  0xbb931027 in _lwp_kill () from /usr/lib/libc.so.12
 > #1  0xbb930fe3 in raise () from /usr/lib/libc.so.12
 > #2  0xbb9307cd in abort () from /usr/lib/libc.so.12
 > #3  0xbb89a4e9 in __assert13 () from /usr/lib/libc.so.12
 > #4  0xbba84606 in Perl_av_len (my_perl=0xbb702800, av=0xbb70e1ac) at av.c:730
 > #5  0xbb9d042e in Perl_call_list (my_perl=0xbb702800, oldscope=23, 
 > paramList=0xbb70e1ac) at perl.c:4690
 > #6  0xbb826d2a in boot_Cwd () from 
 > /usr/pkg/lib/perl5/vendor_perl/5.14.0/i386-netbsd-thread-multi/auto/Cwd/Cwd.so
 > #7  0xbba96f03 in Perl_pp_entersub (my_perl=0xbb702800) at pp_hot.c:3046
 > #8  0xbba5907c in Perl_runops_debug (my_perl=0xbb702800) at dump.c:2266
 > #9  0xbb9cfd8a in Perl_call_sv (my_perl=0xbb702800, sv=0xbb61669c, flags=14) 
 > at perl.c:2649
 > #10 0xbb9d07bf in Perl_call_list (my_perl=0xbb702800, oldscope=14, 
 > paramList=0xbb7acf8c) at perl.c:4716
 > #11 0xbb9b08a5 in S_process_special_blocks (my_perl=0xbb702800, 
 > fullname=<optimized out>, gv=0xbb76bf3c, cv=0xbb61669c)
 >     at op.c:6462
 > #12 0xbb9c2ce9 in Perl_newATTRSUB (my_perl=0xbb702800, floor=309, 
 > o=0xbb653c40, proto=0x0, attrs=0x0, block=0xbb653c20)
 >     at op.c:6433
 > #13 0xbb9c3a96 in Perl_utilize (my_perl=0xbb702800, aver=1, floor=309, 
 > version=0x0, idop=0xbb6536a0, arg=<optimized out>)
 >     at op.c:4309
 > #14 0xbba1724d in Perl_yyparse (my_perl=0xbb702800, gramtype=258) at 
 > perly.y:361
 > #15 0xbbb0df8e in S_doeval (my_perl=0xbb702800, gimme=2, startop=0x0, 
 > outside=0x0, seq=385) at pp_ctl.c:3334
 > #16 0xbbb23dc8 in Perl_pp_require (my_perl=0xbb702800) at pp_ctl.c:3906
 > #17 0xbba5907c in Perl_runops_debug (my_perl=0xbb702800) at dump.c:2266
 > #18 0xbb9cfd8a in Perl_call_sv (my_perl=0xbb702800, sv=0xbb76b2ec, flags=14) 
 > at perl.c:2649
 > #19 0xbb9d07bf in Perl_call_list (my_perl=0xbb702800, oldscope=8, 
 > paramList=0xbb76b01c) at perl.c:4716
 > #20 0xbb9b08a5 in S_process_special_blocks (my_perl=0xbb702800, 
 > fullname=<optimized out>, gv=0xbb750bdc, cv=0xbb76b2ec)
 >     at op.c:6462
 > #21 0xbb9c2ce9 in Perl_newATTRSUB (my_perl=0xbb702800, floor=174, 
 > o=0xbb6534c0, proto=0x0, attrs=0x0, block=0xbb653480)
 >     at op.c:6433
 > #22 0xbb9c3a96 in Perl_utilize (my_perl=0xbb702800, aver=1, floor=174, 
 > version=0x0, idop=0xbb653120, arg=<optimized out>)
 >     at op.c:4309
 > #23 0xbba1724d in Perl_yyparse (my_perl=0xbb702800, gramtype=258) at 
 > perly.y:361
 > #24 0xbbb0df8e in S_doeval (my_perl=0xbb702800, gimme=2, startop=0x0, 
 > outside=0x0, seq=4294967264) at pp_ctl.c:3334
 > #25 0xbbb23dc8 in Perl_pp_require (my_perl=0xbb702800) at pp_ctl.c:3906
 > #26 0xbba5907c in Perl_runops_debug (my_perl=0xbb702800) at dump.c:2266
 > #27 0xbb9cfd8a in Perl_call_sv (my_perl=0xbb702800, sv=0xbb7509ac, flags=14) 
 > at perl.c:2649
 > #28 0xbb9d07bf in Perl_call_list (my_perl=0xbb702800, oldscope=2, 
 > paramList=0xbb750a2c) at perl.c:4716
 > #29 0xbb9b08a5 in S_process_special_blocks (my_perl=0xbb702800, 
 > fullname=<optimized out>, gv=0xbb750a0c, cv=0xbb7509ac)
 >     at op.c:6462
 > #30 0xbb9c2ce9 in Perl_newATTRSUB (my_perl=0xbb702800, floor=38, 
 > o=0xbb75ae80, proto=0x0, attrs=0x0, block=0xbb75aca0) at op.c:6433
 > #31 0xbb9c3a96 in Perl_utilize (my_perl=0xbb702800, aver=1, floor=38, 
 > version=0x0, idop=0xbb75ad00, arg=<optimized out>)
 >     at op.c:4309
 > #32 0xbba1724d in Perl_yyparse (my_perl=0xbb702800, gramtype=258) at 
 > perly.y:361
 > #33 0xbb9d559f in S_parse_body (my_perl=0xbb702800, env=0x0, 
 > xsinit=0x8048cf0 <xs_init>) at perl.c:2196
 > #34 0xbb9d7369 in perl_parse (my_perl=0xbb702800, xsinit=0x8048cf0 
 > <xs_init>, argc=3, argv=0xbfbfda50, env=0x0) at perl.c:1615
 > #35 0x08048dff in main (argc=3, argv=0xbfbfda50, env=0xbfbfda60) at 
 > perlmain.c:118
 > (gdb) 
 > 
 >      This is on a four-way i5 machine. I cannot reproduce the issue
 >      on an older four-way Xeon machine with netbsd-6;
 >      pkg_tarup(8)ing the latter's perl and installing on the i5
 >      displays the same core dump, though.
 > 
 >      I have seen the assertion with other p5-* packages, so it is
 >      not genuine to p5-Digest-SHA.
 > 
 >      perl5 is not built with any funky gcc optimisation flags.
 
 I wonder if this is the same bug as perl bug 107480:
 https://rt.perl.org/rt3/Public/Bug/Display.html?id=107480
 
 -- 
 Manuel Bouyer <bouyer%antioche.eu.org@localhost>
      NetBSD: 26 ans d'experience feront toujours la difference
 --