Re: PHP 4.0 Bug #7802 Updated: get_meta_tags() segfaults on certain sites

Sorry I didn't back earlier - I pulled the CVS this morning and everything runs fine. It processed about 100 URLS flawlessly. Thank you for the extremely rapid response !! Erik Monson Fastlane Software Systems, Inc. On 15 Nov 2000, Bug Database wrote: > ID: 7802 > Updated by: stas > Reported By: erik.monson@gte.net > Status: Closed > Bug Type: *URL Functions > Assigned To: > Comments: > > OK, crash should be fixed. Please verify and repoen if it > still happens. > > > Previous Comments: > --------------------------------------------------------------------------- > > [2000-11-15 04:18:00] stas@php.net > Verified - crashes on http://151.196.200.20 (warning: this > is an adult site, so I am not responcible if you get a heart > attack after looking on it, I need it only for HTML parsing > debugging :) > > > --------------------------------------------------------------------------- > > [2000-11-14 06:12:51] stas@php.net > Can you please give one example of URL where this function > crashes? > > > --------------------------------------------------------------------------- > > [2000-11-14 04:54:26] erik.monson@gte.net > I am running the php CGI in shell scripts. > > A database SELECT downloads a list of websites (that are known to exist) and feeds each IP > address like so: > > > $meta_data = get_meta_tags(http://$url); > > And it frequently segfaults - often when it reaches the same site. Could it be a problem with > the URL? Here is the backtrace on the core from gdb: > > Core was generated by `php -q ./test.sh'. > Program terminated with signal 11, Segmentation fault. > Reading symbols from /lib/libpam.so.0...done. > Reading symbols from /lib/libdl.so.2...done. > Reading symbols from /usr/lib/libsnmp.so.0...done. > Reading symbols from /usr/lib/libz.so.1...done. > Reading symbols from /usr/lib/libpng.so.2...done. > Reading symbols from /usr/lib/libgd.so.1...done. > Reading symbols from /lib/libresolv.so.2...done. > Reading symbols from /lib/libm.so.6...done. > Reading symbols from /lib/libcrypt.so.1...done. > Reading symbols from /lib/libnsl.so.1...done. > Reading symbols from /lib/libc.so.6...done. > Reading symbols from /lib/ld-linux.so.2...done. > Reading symbols from /usr/lib/gconv/ISO8859-1.so...done. > Reading symbols from /lib/libnss_files.so.2...done. > Reading symbols from /lib/libnss_nisplus.so.2...done. > Reading symbols from /lib/libnss_nis.so.2...done. > Reading symbols from /lib/libnss_dns.so.2...done. > #0 0x80f6a5b in zend_hash_find (ht=0x81e9d34, arKey=0x81db49c "keywords", > nKeyLength=9, pData=0xbfffd720) at zend_hash.c:859 > 859 if ((p->h == h) && (p->nKeyLength == nKeyLength)) { > (gdb) > (gdb) > (gdb) > (gdb) > (gdb) > (gdb) > (gdb) bt > #0 0x80f6a5b in zend_hash_find (ht=0x81e9d34, arKey=0x81db49c "keywords", > nKeyLength=9, pData=0xbfffd720) at zend_hash.c:859 > #1 0x812d1a6 in zend_fetch_dimension_address_inner (ht=0x81e9d34, > op2=0x81df108, Ts=0xbfffd7c4, type=0) at ./zend_execute.c:521 > #2 0x8124767 in zend_fetch_dimension_address (result=0x81df0e8, > op1=0x81df0f8, op2=0x81df108, Ts=0xbfffd7c4, type=0) > at ./zend_execute.c:665 > #3 0x8126890 in execute (op_array=0x81d18fc) at ./zend_execute.c:1185 > #4 0x80f1ed4 in zend_execute_scripts (type=8, file_count=3) at zend.c:717 > #5 0x806090f in php_execute_script (primary_file=0xbffff8e4) at main.c:1200 > #6 0x805e82c in main (argc=3, argv=0xbffff974) at cgi_main.c:715 > (gdb) quit > > PHP was compiled with the following 'configure' flags: > > ./configure --with-mysql --with-gd --with-snmp --enable-debug --enable-track-vars > > Thanks in advance !! > > Erik Monson > erik.monson@gte.net > > --------------------------------------------------------------------------- > > > Full Bug description available at: http://bugs.php.net/?id=7802 >