Segfaulting perl

David King dking at ketralnis.com
Sun Oct 15 13:10:55 PDT 2006 

Just to make sure that no bad library dependancies were at work, I  
did a 'make buildworld installworld', and a 'portupgrade -frR  
fetchyahoo perl openssl', to no avail (and with the same backtrace  
generated by gdb as below).

Any ideas?

On 10 Oct 2006, at 11:05, David King wrote:

> When trying to run fetchyahoo (from ports), perl dumps core. It  
> appears to be dumping core in OpenSSL. I've tried recompiling/ 
> reinstalling all ports related to fetchyahoo, perl, and openssl.  
> This happens whether or not I enable SSL in fetchyahoo's  
> configuration.
>
> It gets as far as:
>
> ~% fetchyahoo
> Logging in insecurely via plaintext as username on Tue Oct 10  
> 09:49:20 2006
> zsh: segmentation fault (core dumped)  fetchyahoo
>
> Perl and OpenSSL have been compiled with:
>
> ~% egrep -i '^(COPT|CFLAG)' /etc/make.conf
> CFLAGS+=-O -pipe -mtune=i686 -g
> COPTFLAGS=-O -pipe -mtune=i686 -g
>
> Here's the output of GDB and a backtrace
>
> Core was generated by `perl5.8.8'.
> Program terminated with signal 11, Segmentation fault.
> Reading symbols from /usr/local/lib/perl5/5.8.8/mach/CORE/ 
> libperl.so...done.
> Loaded symbols for /usr/local/lib/perl5/5.8.8/mach/CORE/libperl.so
> Reading symbols from /lib/libm.so.4...done.
> Loaded symbols for /lib/libm.so.4
> Reading symbols from /lib/libcrypt.so.3...done.
> Loaded symbols for /lib/libcrypt.so.3
> Reading symbols from /lib/libutil.so.5...done.
> Loaded symbols for /lib/libutil.so.5
> Reading symbols from /usr/lib/libpthread.so.2...done.
> Loaded symbols for /usr/lib/libpthread.so.2
> Reading symbols from /lib/libc.so.6...done.
> Loaded symbols for /lib/libc.so.6
> Reading symbols from /usr/local/lib/perl5/5.8.8/mach/auto/IO/ 
> IO.so...done.
> Loaded symbols for /usr/local/lib/perl5/5.8.8/mach/auto/IO/IO.so
> Reading symbols from /usr/local/lib/perl5/5.8.8/mach/auto/Fcntl/ 
> Fcntl.so...done.
> Loaded symbols for /usr/local/lib/perl5/5.8.8/mach/auto/Fcntl/Fcntl.so
> Reading symbols from /usr/local/lib/perl5/site_perl/5.8.8/mach/auto/ 
> MIME/Base64/Base64.so...done.
> Loaded symbols for /usr/local/lib/perl5/site_perl/5.8.8/mach/auto/ 
> MIME/Base64/Base64.so
> Reading symbols from /usr/local/lib/perl5/5.8.8/mach/auto/Time/ 
> HiRes/HiRes.so...done.
> Loaded symbols for /usr/local/lib/perl5/5.8.8/mach/auto/Time/HiRes/ 
> HiRes.so
> Reading symbols from /usr/local/lib/perl5/5.8.8/mach/auto/Socket/ 
> Socket.so...done.
> Loaded symbols for /usr/local/lib/perl5/5.8.8/mach/auto/Socket/ 
> Socket.so
> Reading symbols from /usr/local/lib/perl5/5.8.8/mach/auto/Sys/ 
> Hostname/Hostname.so...done.
> Loaded symbols for /usr/local/lib/perl5/5.8.8/mach/auto/Sys/ 
> Hostname/Hostname.so
> Reading symbols from /usr/local/lib/perl5/site_perl/5.8.8/mach/auto/ 
> Compress/Zlib/Zlib.so...done.
> Loaded symbols for /usr/local/lib/perl5/site_perl/5.8.8/mach/auto/ 
> Compress/Zlib/Zlib.so
> Reading symbols from /lib/libz.so.3...done.
> Loaded symbols for /lib/libz.so.3
> Reading symbols from /usr/local/lib/perl5/site_perl/5.8.8/mach/auto/ 
> HTML/Parser/Parser.so...done.
> Loaded symbols for /usr/local/lib/perl5/site_perl/5.8.8/mach/auto/ 
> HTML/Parser/Parser.so
> Reading symbols from /usr/local/lib/perl5/site_perl/5.8.8/mach/auto/ 
> Crypt/SSLeay/SSLeay.so...done.
> Loaded symbols for /usr/local/lib/perl5/site_perl/5.8.8/mach/auto/ 
> Crypt/SSLeay/SSLeay.so
> Reading symbols from /usr/local/lib/libssl.so.5...done.
> Loaded symbols for /usr/local/lib/libssl.so.5
> Reading symbols from /usr/local/lib/libcrypto.so.5...done.
> Loaded symbols for /usr/local/lib/libcrypto.so.5
> Reading symbols from /libexec/ld-elf.so.1...done.
> Loaded symbols for /libexec/ld-elf.so.1
> #0  0x2839d420 in SSL_CTX_ctrl () from /usr/local/lib/libssl.so.5
> [New LWP 100179]
> (gdb) bt
> #0  0x2839d420 in SSL_CTX_ctrl () from /usr/local/lib/libssl.so.5
> #1  0x000001c0 in ?? ()
> #2  0x0000000d in ?? ()
> #3  0x28325000 in ?? ()
> #4  0x00000000 in ?? ()
> #5  0x283683b4 in __JCR_LIST__ () from /usr/local/lib/perl5/ 
> site_perl/5.8.8/mach/auto/Crypt/SSLeay/SSLeay.so
> #6  0x00000017 in ?? ()
> #7  0x00000000 in ?? ()
> #8  0x283608af in XS_Crypt__SSLeay__CTX_new (my_perl=0x8058000,  
> cv=0x86b47b0) at SSLeay.xs:133
> #9  0x2810fd9f in Perl_pp_entersub (my_perl=0x8058000) at pp_hot.c: 
> 2913
> #10 0x280f22d9 in Perl_runops_debug (my_perl=0x8058000) at dump.c:1459
> #11 0x2809e6b1 in S_run_body (my_perl=0x8058000, oldscope=4095) at  
> perl.c:2366
> #12 0x2809e222 in perl_run (my_perl=0x8058000) at perl.c:2283
> #13 0x080492bc in main ()
>
> Summary of my perl5 (revision 5 version 8 subversion 8) configuration:
>   Platform:
>     osname=freebsd, osvers=6.1-release-p10, archname=i386-freebsd- 
> thread-multi-64int
>     uname='freebsd melchoir.ketralnis.com 6.1-release-p10 freebsd  
> 6.1-release-p10 #5: mon oct 9 09:44:49 pdt 2006  
> root at melchoir.ketralnis.com:usrobjusrsrcsysmelchoir i386 '
>     config_args='-sde -Dprefix=/usr/local -Darchlib=/usr/local/lib/ 
> perl5/5.8.8/mach -Dprivlib=/usr/local/lib/perl5/5.8.8 -Dman3dir=/ 
> usr/local/lib/perl5/5.8.8/perl/man/man3 -Dman1dir=/usr/local/man/ 
> man1 -Dsitearch=/usr/local/lib/perl5/site_perl/5.8.8/mach - 
> Dsitelib=/usr/local/lib/perl5/site_perl/5.8.8 -Dscriptdir=/usr/ 
> local/bin -Dsiteman3dir=/usr/local/lib/perl5/5.8.8/man/man3 - 
> Dsiteman1dir=/usr/local/man/man1 -Ui_malloc -Ui_iconv - 
> Uinstallusrbinperl -Dcc=cc -Duseshrplib -Dccflags=-DAPPLLIB_EXP="/ 
> usr/local/lib/perl5/5.8.8/BSDPAN" -Doptimize=-O2 -fno-strict- 
> aliasing -pipe -O -pipe -mtune=i686 -g -march=pentiumpro -Ud_dosuid  
> -Ui_gdbm -Dusethreads=y -Dusemymalloc=n -Duse64bitint'
>     hint=recommended, useposix=true, d_sigaction=define
>     usethreads=define use5005threads=undef useithreads=define  
> usemultiplicity=define
>     useperlio=define d_sfio=undef uselargefiles=define usesocks=undef
>     use64bitint=define use64bitall=undef uselongdouble=undef
>     usemymalloc=n, bincompat5005=undef
>   Compiler:
>     cc='cc', ccflags ='-DAPPLLIB_EXP="/usr/local/lib/perl5/5.8.8/ 
> BSDPAN" -DHAS_FPSETMASK -DHAS_FLOATINGPOINT_H -DDEBUGGING -fno- 
> strict-aliasing -pipe -Wdeclaration-after-statement -I/usr/local/ 
> include',
>     optimize='-O2 -fno-strict-aliasing -pipe -O -pipe -mtune=i686 - 
> g -march=pentiumpro',
>     cppflags='-DAPPLLIB_EXP="/usr/local/lib/perl5/5.8.8/BSDPAN" - 
> DHAS_FPSETMASK -DHAS_FLOATINGPOINT_H -DDEBUGGING -fno-strict- 
> aliasing -pipe -Wdeclaration-after-statement -I/usr/local/include'
>     ccversion='', gccversion='3.4.4 [FreeBSD] 20050518',  
> gccosandvers=''
>     intsize=4, longsize=4, ptrsize=4, doublesize=8, byteorder=12345678
>     d_longlong=define, longlongsize=8, d_longdbl=define,  
> longdblsize=12
>     ivtype='long long', ivsize=8, nvtype='double', nvsize=8,  
> Off_t='off_t', lseeksize=8
>     alignbytes=4, prototype=define
>   Linker and Libraries:
>     ld='cc', ldflags ='-pthread -Wl,-E -L/usr/local/lib'
>     libpth=/usr/lib /usr/local/lib
>     libs=-lgdbm -lm -lcrypt -lutil
>     perllibs=-lm -lcrypt -lutil
>     libc=, so=so, useshrplib=true, libperl=libperl.so
>     gnulibc_version=''
>   Dynamic Linking:
>     dlsrc=dl_dlopen.xs, dlext=so, d_dlsymun=undef, ccdlflags='  - 
> Wl,-R/usr/local/lib/perl5/5.8.8/mach/CORE'
>     cccdlflags='-DPIC -fPIC', lddlflags='-shared  -L/usr/local/lib'
>
>
> Characteristics of this binary (from libperl):
>   Compile-time options: DEBUGGING MULTIPLICITY PERL_IMPLICIT_CONTEXT
>                         PERL_MALLOC_WRAP USE_64_BIT_INT USE_ITHREADS
>                         USE_LARGE_FILES USE_PERLIO USE_REENTRANT_API
>   Locally applied patches:
>         defined-or
>   Built under freebsd
>   Compiled at Oct 10 2006 08:02:48
>   @INC:
>     /usr/local/lib/perl5/5.8.8/BSDPAN
>     /usr/local/lib/perl5/site_perl/5.8.8/mach
>     /usr/local/lib/perl5/site_perl/5.8.8
>     /usr/local/lib/perl5/site_perl/5.8.7
>     /usr/local/lib/perl5/site_perl/5.8.6
>     /usr/local/lib/perl5/site_perl/5.8.5
>     /usr/local/lib/perl5/site_perl/5.6.1
>     /usr/local/lib/perl5/site_perl
>     /usr/local/lib/perl5/5.8.8/mach
>     /usr/local/lib/perl5/5.8.8
>     .
>
>
> Any ideas?
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--
David King
Computer Programmer
Ketralnis Systems

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