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From Stefan Cars <ste...@snowfall.se>
Subject Re: Really weird problems.
Date Mon, 30 Aug 2004 18:18:53 GMT
Hi again!

GDB shows the following information when running ./httpd -X:

Program received signal SIGSEGV, Segmentation fault.
0x28591d65 in EMBPERL2_Node_selfCloneNode ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so

a backtrace shows:


#0  0x28591d65 in EMBPERL2_Node_selfCloneNode ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#1  0x28591fd5 in EMBPERL2_Node_selfCondCloneNode ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#2  0x285910c1 in EMBPERL2_DomTree_checkpoint ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#3  0x285744aa in XS_XML__Embperl__DOM__Tree_iCheckpoint ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#4  0x284d2a8b in Perl_pp_entersub ()
   from /usr/local/lib/perl5/5.8.2/mach/CORE/libperl.so
#5  0x284cb7b5 in Perl_runops_standard ()
   from /usr/local/lib/perl5/5.8.2/mach/CORE/libperl.so
#6  0x28478383 in S_call_body ()
   from /usr/local/lib/perl5/5.8.2/mach/CORE/libperl.so
#7  0x284780ca in Perl_call_sv ()
   from /usr/local/lib/perl5/5.8.2/mach/CORE/libperl.so
#8  0x2857f7aa in EMBPERL2_CallStoredCV ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#9  0x28599344 in embperl_Execute2 ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#10 0x285996e0 in embperl_Execute ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#11 0x2859caed in ProviderEpRun_GetContentIndex ()
---Type <return> to continue, or q <return> to quit---
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#12 0x2859b1fb in Cache_GetContentIndex ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#13 0x28579333 in ProcessFile ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#14 0x285794f3 in embperl_RunRequest ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#15 0x285797a8 in embperl_ExecuteRequest ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#16 0x2857126f in XS_Embperl__Req_ExecuteRequest ()
   from /usr/local/lib/perl5/site_perl/5.8.2/mach/auto/Embperl/Embperl.so
#17 0x284d2a8b in Perl_pp_entersub ()
   from /usr/local/lib/perl5/5.8.2/mach/CORE/libperl.so
#18 0x284cb7b5 in Perl_runops_standard ()
   from /usr/local/lib/perl5/5.8.2/mach/CORE/libperl.so
#19 0x28478383 in S_call_body ()
   from /usr/local/lib/perl5/5.8.2/mach/CORE/libperl.so
#20 0x284780ca in Perl_call_sv ()
   from /usr/local/lib/perl5/5.8.2/mach/CORE/libperl.so
#21 0x2843e76d in modperl_callback ()
   from /usr/local/apache2_embperl/modules/mod_perl.so
#22 0x2843ec2a in modperl_callback_run_handlers ()
   from /usr/local/apache2_embperl/modules/mod_perl.so
---Type <return> to continue, or q <return> to quit---
#23 0x2843ed3c in modperl_callback_per_dir ()
   from /usr/local/apache2_embperl/modules/mod_perl.so
#24 0x2843b69d in modperl_response_handler_run ()
   from /usr/local/apache2_embperl/modules/mod_perl.so
#25 0x2843b8c1 in modperl_response_handler_cgi ()
   from /usr/local/apache2_embperl/modules/mod_perl.so
#26 0x0809f3d2 in ap_run_handler (r=0x8c7d050) at config.c:151
#27 0x0809f896 in ap_invoke_handler (r=0x8c7d050) at config.c:358
#28 0x08088963 in ap_process_request (r=0x8c7d050) at http_request.c:246
#29 0x08084615 in ap_process_http_connection (c=0x8b6b128) at
http_core.c:250
#30 0x080a8b16 in ap_run_process_connection (c=0x8b6b128) at
connection.c:42
#31 0x0809df8f in child_main (child_num_arg=0) at prefork.c:609
#32 0x0809e136 in make_child (s=0x80ed6d8, slot=0) at prefork.c:649
#33 0x0809e18f in startup_children (number_to_start=15) at prefork.c:721
#34 0x0809e87d in ap_mpm_run (_pconf=0x809d968, plog=0x8128018, s=0xf)
    at prefork.c:940
#35 0x080a382a in main (argc=2, argv=0xbfbfecfc) at main.c:617
#36 0x08063012 in _start ()











On Mon, 30 Aug 2004, Stefan Cars wrote:

> Hi!
>
> Of course I forgot to add:
>
> Embperl/2.0b11 Apache/2.0.50 (Unix) mod_perl/1.99_13 Perl/v5.8.2 PHP/4.3.4
> mod_ssl/2.0.50 OpenSSL/0.9.7c-p1
>
> on
>
> FreeBSD 5.2.1-RELEASE-p9 FreeBSD 5.2.1-RELEASE-p9
>
> / Stefan
>
> On Mon, 30 Aug 2004, Stefan Cars wrote:
>
> > Hi!
> >
> > I have come across a very strange problem. Suddenly we got reports that
> > people that logged on to our site couldn't click on one of the pages that
> > only members had access to, they said that Internet Explorer reported that
> > the page couldn't be viewed at this time. We tried to look into this but
> > could not reproduce the problems with our own accounts. When we tried with
> > one of the accounts that belonged to one of the people that reported this
> > we could reproduce the error.
> >
> > Reading the embperl.log file shows nothing wrong but the httpd process
> > dies (error_log shows), but only with a small amount of the accounts and
> > it's completely random (but always the same accounts):
> >
> > [Mon Aug 30 20:04:58 2004] [notice] child pid 44755 exit signal
> > Segmentation fault (11)
> >
> >
> > Anyone that has any idea of what could cause this ?
> >
> >
> >
> >
> > --
> > Stefan Cars
> > Snowfall Communications
> > http://www.snowfall.se
> > Tel: +46 (0)18 430 80 50 - Direct: +46 (0)18 430 80 51
> > Mobile: +46 (0)708 44 36 00 - Fax: +46 (0)708 44 36 04
> >
> > ---------------------------------------------------------------------
> > To unsubscribe, e-mail: embperl-unsubscribe@perl.apache.org
> > For additional commands, e-mail: embperl-help@perl.apache.org
> >
>
> --
> Stefan Cars
> Snowfall Communications
> http://www.snowfall.se
> Tel: +46 (0)18 430 80 50 - Direct: +46 (0)18 430 80 51
> Mobile: +46 (0)708 44 36 00 - Fax: +46 (0)708 44 36 04
>
> ---------------------------------------------------------------------
> To unsubscribe, e-mail: embperl-unsubscribe@perl.apache.org
> For additional commands, e-mail: embperl-help@perl.apache.org
>

--
Stefan Cars
Snowfall Communications
http://www.snowfall.se
Tel: +46 (0)18 430 80 50 - Direct: +46 (0)18 430 80 51
Mobile: +46 (0)708 44 36 00 - Fax: +46 (0)708 44 36 04

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