ID:               27734
 Updated by:       [EMAIL PROTECTED]
 Reported By:      kevenden at peak dot org
-Status:           Open
+Status:           Feedback
 Bug Type:         MySQL related
 Operating System: Slackware (modified)
 PHP Version:      5.0.0RC1
 New Comment:

Sorry, but your problem does not imply a bug in PHP itself.  For a
list of more appropriate places to ask for help using PHP, please
visit http://www.php.net/support.php as this bug system is not the
appropriate forum for asking support questions. 

Thank you for your interest in PHP.

The crash occurs outside of PHP. 


Previous Comments:
------------------------------------------------------------------------

[2004-03-28 13:16:10] kevenden at peak dot org

Recompiled with suggested configure changes.  Running gdb on the core
produced by the php binary produced:



<---------------------------------------------------->



K9:~/public_html/php_test$ gdb /usr/local/bin/php
/home/kevenden/public_html/php_test/core

This GDB was configured as "i686-pc-linux-gnu"...

Core was generated by `php mysqltest.php'.

Program terminated with signal 11, Segmentation fault.

Reading symbols from /lib/libcrypt.so.1...done.

Loaded symbols for /lib/libcrypt.so.1

Reading symbols from
/usr/local/mysql/lib/mysql/libmysqlclient.so.12...done.

Loaded symbols for /usr/local/mysql/lib/mysql/libmysqlclient.so.12

Reading symbols from /usr/lib/libz.so.1...done.

Loaded symbols for /usr/lib/libz.so.1

Reading symbols from /lib/libm.so.6...done.

Loaded symbols for /lib/libm.so.6

Reading symbols from /usr/local/lib/libmhash.so.2...done.

Loaded symbols for /usr/local/lib/libmhash.so.2

Reading symbols from /usr/local/lib/libmcrypt.so.4...done.

Loaded symbols for /usr/local/lib/libmcrypt.so.4

Reading symbols from /usr/lib/libltdl.so.0...done.

Loaded symbols for /usr/lib/libltdl.so.0

Reading symbols from /lib/libdl.so.2...done.

Loaded symbols for /lib/libdl.so.2

Reading symbols from /usr/local/lib/libgmp.so.3...done.

Loaded symbols for /usr/local/lib/libgmp.so.3

Reading symbols from /usr/local/lib/libfreetype.so.6...done.

Loaded symbols for /usr/local/lib/libfreetype.so.6

Reading symbols from /usr/lib/libpng.so.3...done.

Loaded symbols for /usr/lib/libpng.so.3

Reading symbols from /usr/lib/libjpeg.so.62...done.

Loaded symbols for /usr/lib/libjpeg.so.62

Reading symbols from
/usr/local/BerkeleyDB.4.2/lib/libdb-4.2.so...done.

Loaded symbols for /usr/local/BerkeleyDB.4.2/lib/libdb-4.2.so

Reading symbols from /usr/local/ssl//lib/libssl.so.0.9.7...done.

Loaded symbols for /usr/local/ssl//lib/libssl.so.0.9.7

---Type <return> to continue, or q <return> to quit---

Reading symbols from /usr/local/ssl//lib/libcrypto.so.0.9.7...done.

Loaded symbols for /usr/local/ssl//lib/libcrypto.so.0.9.7

Reading symbols from /lib/libresolv.so.2...done.

Loaded symbols for /lib/libresolv.so.2

Reading symbols from /lib/libnsl.so.1...done.

Loaded symbols for /lib/libnsl.so.1

Reading symbols from /usr/local/lib/libcurl.so.2...done.

Loaded symbols for /usr/local/lib/libcurl.so.2

Reading symbols from /usr/local/lib/libxml2.so.2...done.

Loaded symbols for /usr/local/lib/libxml2.so.2

Reading symbols from /lib/libpthread.so.0...done.

Loaded symbols for /lib/libpthread.so.0

Reading symbols from /usr/local/lib/libiconv.so.2...done.

Loaded symbols for /usr/local/lib/libiconv.so.2

Reading symbols from /lib/libc.so.6...done.

Loaded symbols for /lib/libc.so.6

Reading symbols from /lib/ld-linux.so.2...done.

Loaded symbols for /lib/ld-linux.so.2

Reading symbols from /lib/libnss_db.so.2...done.

Loaded symbols for /lib/libnss_db.so.2

Reading symbols from /lib/libnss_files.so.2...done.

Loaded symbols for /lib/libnss_files.so.2

Reading symbols from /lib/libdb-3.1.so...done.

Loaded symbols for /lib/libdb-3.1.so

0x00000000 in ?? ()

(gdb) bt

#0  0x00000000 in ?? ()

(gdb) 



<------------------------------------------------------->



Running gdb on the core produced by running httpd -X :



K9:~# gdb /var/lib/apache/sbin/httpd  /root/core      

GNU gdb 6.0

This GDB was configured as "i686-pc-linux-gnu"...



warning: core file may not match specified executable file.

Core was generated by `gdb /var/lib/apache/sbin/httpd'.

Program terminated with signal 11, Segmentation fault.

#0  0x080d094b in posix_class_maps ()

(gdb) bt

#0  0x080d094b in posix_class_maps ()

#1  0x401bd1c8 in ?? ()

#2  0xbffff3ec in ?? ()

#3  0xbffff32c in ?? ()

#4  0x0807cbd9 in translate_userdir (r=0xffffffff) at
mod_userdir.c:314

Previous frame identical to this frame (corrupt stack?)

(gdb) frame 4

#4  0x0807cbd9 in translate_userdir (r=0xffffffff) at
mod_userdir.c:314

314     mod_userdir.c: No such file or directory.

        in mod_userdir.c

(gdb)

------------------------------------------------------------------------

[2004-03-28 01:49:19] [EMAIL PROTECTED]

Remove --with-regex=system and add --enable-debug and regenerate the
backtrace.



------------------------------------------------------------------------

[2004-03-27 13:11:48] kevenden at peak dot org

Description:
------------
When runing the sample PHP/MySQL connection script from the
documentation the error.log file displays :



[Sat Mar 27 10:11:47 2004] [notice] child pid 17417 exit signal
Segmentation fault (11)



The same script run from the command line produces a simple:



Segmentation fault



I upgraded my MySQL database to 4.0.18 from a 3.0 release.



My configure options for php:



'./configure' \

'--with-mysql=/usr/local/mysql/' \

'--with-apxs2=/var/lib/apache/sbin/apxs' \

'--disable-debug' \

'--enable-pic' \

'--enable-inline-optimization' \

'--with-zlib=shared' \

'--with-zlib-dir=/usr' \

'--enable-magic-quotes' \

'--enable-track-vars' \

'--with-regex=system' \

'--with-mod_charset' \

'--enable-force-cgi-redirect' \

'--with-openssl=/usr/local/ssl/' \

'--with-bz2=/usr' \

'--with-jpeg-dir=/usr' \

'--with-inifile' \

'--with-tidy' \

'--with-curl=/usr/local' \

'--with-flatfile' \

'--with-png-dir=/usr' \

'--with-gd' \

'--with-ttf' \

'--enable-gd-native-ttf' \

'--with-freetype-dir=/usr' \

'--with-gmp' \

'--with-mhash' \

'--enable-dba' \

'--with-db4=/usr/local/BerkeleyDB.4.2/' \

'--with-mcrypt'



My MySQL configure options:



CFLAGS="-O3" CXX=gcc CXXFLAGS="-O3 -felide-constructors \

-fno-exceptions -fno-rtti" ./configure \

--prefix=/usr/local/mysql --enable-assembler \

--with-mysqld-ldflags=-all-static



Reproduce code:
---------------
<?php

        $link = mysql_connect("localhost", "kevenden",
"some_password")

            or die("Could not connect: " . mysql_error());

        echo "Connected successfully";

mysql_close($link);

?>



Expected result:
----------------
Connected successfully

Actual result:
--------------
Segmentation fault (11)



Core was generated by `php mysqltest.php'.

Program terminated with signal 11, Segmentation fault.

Cannot access memory at address 0x40059dd8.

#0  0x0 in ?? ()

(gdb) bt

#0  0x0 in ?? ()

#1  0x4078e1fc in ?? () from /lib/libnss_db.so.2

#2  0x4078e2bc in ?? () from /lib/libnss_db.so.2

#3  0x4078d8fd in ?? () from /lib/libnss_db.so.2

#4  0x4078dc09 in ?? () from /lib/libnss_db.so.2

#5  0x406f4bb0 in ?? () from /lib/libc.so.6

#6  0x406f49f5 in ?? () from /lib/libc.so.6

#7  0x40061d40 in ?? () from
/usr/local/mysql/lib/mysql/libmysqlclient.so.12

#8  0x40061be2 in ?? () from
/usr/local/mysql/lib/mysql/libmysqlclient.so.12

#9  0x80d9421 in ?? ()

#10 0x80da5cc in ?? ()

#11 0x82129bb in ?? ()

#12 0x8212b4e in ?? ()

#13 0x820ede8 in ?? ()

#14 0x81f0b7f in ?? ()

#15 0x81b770f in ?? ()

#16 0x821a5ae in ?? ()

#17 0x406199b3 in ?? () from /lib/libc.so.6




------------------------------------------------------------------------


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