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

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

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
--