On Thu, 2002-10-17 at 06:43, Bradley Baetz wrote: > Hmm, I wasn't subscribed to teh dev list, and this doesn't seem to have > made it to the archives. Sorry if people get this twice.
I've tried to reproduce this with the same configurations you have with no luck ;-( Could you maybe send me your complet httpd.conf, see if I can just get the darn thing to segfault on me... Gozer out. > Bradley > > ---------- Forwarded message ---------- > Date: Wed, 16 Oct 2002 13:37:50 +1000 (EST) > From: Bradley Baetz <[EMAIL PROTECTED]> > To: Philippe M. Chiasson <[EMAIL PROTECTED]> > Cc: [EMAIL PROTECTED] > Subject: Re: [mp2] segfault deleting ENV variable > > On 16 Oct 2002, Philippe M. Chiasson wrote: > > > On Tue, 2002-10-15 at 21:22, Bradley Baetz wrote: > > > The following one line script will cause apache/mod_perl2 to segfault: > > > > > > delete @::ENV{'PATH'}; > > > > $ENV{'PATH'} would be slightly more modern ;-) > > :) The original line was: > > delete @ENV{qw(IFS CDPATH ENV BASH_ENV)}; > > as taken from |perldoc perlsec| (and slightly modified to include PATH) > > > > > > > > > I've tried this with both apache-2.0.40/mod_perl-1.99_05/perl-5.8.0 (ie > > > stock RH8), and apache-2.0.43/mod_perl-1.99_07/perl-5.8.0 > > > > I just tried with both the configuration you list here, and no > > segfaults. > > > > Are you sure that $ENV{PATH} has a value? Try deleting QUERY_STRING, or > MOD_PERL. > > The script is really simple. I've attached it, but it literally is just > the one line. > > I've also attached my .htaccess file. The .htaccess isn't causing it, > though - adding to httpd.conf: > > <Files foo.cgi> > SetHandler perl-script > PerlResponseHandler ModPerl::PerlRun > Options +ExecCGI > </Files> > > directly, and running w/o a .htaccess file produces the same result. > > With that, and a debug mod_perl, I get the following backtrace for > http://localhost/foo.cgi: > > #0 0x40253447 in Perl_mg_clear () > from /usr/lib/perl5/5.8.0/i386-linux-thread-multi/CORE/libperl.so > #1 0x4025b989 in Perl_hv_delete_ent () > from /usr/lib/perl5/5.8.0/i386-linux-thread-multi/CORE/libperl.so > #2 0x4028802e in Perl_pp_delete () > from /usr/lib/perl5/5.8.0/i386-linux-thread-multi/CORE/libperl.so > #3 0x40260059 in Perl_runops_standard () > from /usr/lib/perl5/5.8.0/i386-linux-thread-multi/CORE/libperl.so > #4 0x40208139 in S_call_body () > from /usr/lib/perl5/5.8.0/i386-linux-thread-multi/CORE/libperl.so > #5 0x40207eb6 in Perl_call_sv () > from /usr/lib/perl5/5.8.0/i386-linux-thread-multi/CORE/libperl.so > #6 0x401cae93 in modperl_callback (my_perl=0x81517f0, handler=0x80fee70, > p=0x81601e8, r=0x8160220, s=0x80b9358, args=0x816885c) > at modperl_callback.c:53 > #7 0x401cb523 in modperl_callback_run_handlers (idx=6, type=4, > r=0x8160220, > c=0x0, s=0x80b9358, pconf=0x0, plog=0x0, ptemp=0x0) > at modperl_callback.c:180 > #8 0x401cb5fa in modperl_callback_per_dir (idx=6, r=0x8160220) > at modperl_callback.c:202 > #9 0x401c59c0 in modperl_response_handler_run (r=0x8160220, finish=0) > at mod_perl.c:709 > #10 0x401c5bf5 in modperl_response_handler_cgi (r=0x8160220) at > mod_perl.c:771 > #11 0x0807c4f0 in ap_run_handler (r=0x8160220) at config.c:195 > #12 0x0807cad6 in ap_invoke_handler (r=0x8160220) at config.c:401 > #13 0x0806afc7 in ap_process_request (r=0x8160220) at http_request.c:288 > #14 0x08066be1 in ap_process_http_connection (c=0x815bdc8) at > http_core.c:293 > #15 0x08086268 in ap_run_process_connection (c=0x815bdc8) at > connection.c:85 > #16 0x08086555 in ap_process_connection (c=0x815bdc8, csd=0x815bcf8) > at connection.c:207 > #17 0x0807ae0d in child_main (child_num_arg=1651076143) at prefork.c:696 > #18 0x0807afd4 in make_child (s=0x80b9358, slot=0) at prefork.c:736 > #19 0x0807b041 in startup_children (number_to_start=5) at prefork.c:808 > #20 0x0807b7bf in ap_mpm_run (_pconf=0x80ab53c, plog=0x80eed30, > s=0x80b9358) > at prefork.c:1024 > #21 0x08080d8e in main (argc=2, argv=0xbffff8f4) at main.c:643 > #22 0x420158d4 in __libc_start_main () from /lib/i686/libc.so.6 > > modperl_env.c is beyond my perl knowledge to try to work out whats going > wrong, though. > > Bradley > ---- > > delete $ENV{'PATH'}; > ---- > > <Files foo.cgi> > SetHandler perl-script > PerlResponseHandler ModPerl::PerlRun > Options +ExecCGI > </Files> > ---- > > --------------------------------------------------------------------- > To unsubscribe, e-mail: [EMAIL PROTECTED] > For additional commands, e-mail: [EMAIL PROTECTED]
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