ID:               26025
 Updated by:       [EMAIL PROTECTED]
 Reported By:      ryan at wonko dot com
-Status:           Open
+Status:           Closed
 Bug Type:         Filesystem function related
 Operating System: FreeBSD 4.7-RELEASE
 PHP Version:      4.3.4RC2
 New Comment:

This bug has been fixed in CVS.

In case this was a PHP problem, snapshots of the sources are packaged
every three hours; this change will be in the next snapshot. You can
grab the snapshot at http://snaps.php.net/.
 
In case this was a documentation problem, the fix will show up soon at
http://www.php.net/manual/.

In case this was a PHP.net website problem, the change will show
up on the PHP.net site and on the mirror sites in short time.
 
Thank you for the report, and for helping us make PHP better.




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

[2003-10-29 16:10:44] ryan at wonko dot com

This problem is still present in the php4-STABLE-200310292030 snapshot.
Backtrace follows:

#0  0x80b0a96 in zif_glob (ht=2, return_value=0x81fd224, this_ptr=0x0,
    return_value_used=0)
    at
/usr/home/ryan/testphp/php4-STABLE-200310292030/ext/standard/dir.c:409
#1  0x8166c1b in execute (op_array=0x81fc824)
    at
/usr/home/ryan/testphp/php4-STABLE-200310292030/Zend/zend_execute.c:1616
#2  0x8155ed1 in zend_execute_scripts (type=8, retval=0x0,
file_count=3)
    at /usr/home/ryan/testphp/php4-STABLE-200310292030/Zend/zend.c:884
#3  0x8123333 in php_execute_script (primary_file=0xbfbffb38)
    at
/usr/home/ryan/testphp/php4-STABLE-200310292030/main/main.c:1729
#4  0x816cc7f in main (argc=2, argv=0xbfbffba8)
    at
/usr/home/ryan/testphp/php4-STABLE-200310292030/sapi/cli/php_cli.c:819
#5  0x806035d in _start ()

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

[2003-10-29 15:58:02] [EMAIL PROTECTED]

Please try using this CVS snapshot:

  http://snaps.php.net/php4-STABLE-latest.tar.gz
 
For Windows:
 
  http://snaps.php.net/win32/php4-win32-STABLE-latest.zip



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

[2003-10-29 02:06:23] ryan at wonko dot com

Here's the backtrace:

#0  0x80b0906 in zif_glob (ht=2, return_value=0x81fb224, this_ptr=0x0,
return_value_used=0)
    at /usr/home/ryan/testphp/php-4.3.4RC2/ext/standard/dir.c:409
#1  0x8166a93 in execute (op_array=0x81fa8a4) at
/usr/home/ryan/testphp/php-4.3.4RC2/Zend/zend_execute.c:1616
#2  0x8155d49 in zend_execute_scripts (type=8, retval=0x0,
file_count=3) at /usr/home/ryan/testphp/php-4.3.4RC2/Zend/zend.c:885
#3  0x81231a3 in php_execute_script (primary_file=0xbfbffb40) at
/usr/home/ryan/testphp/php-4.3.4RC2/main/main.c:1729
#4  0x816caf7 in main (argc=2, argv=0xbfbffbb0) at
/usr/home/ryan/testphp/php-4.3.4RC2/sapi/cli/php_cli.c:819
#5  0x806035d in _start ()

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

[2003-10-29 01:41:55] ryan at wonko dot com

Description:
------------
When you call glob() with the GLOB_BRACE flag set, PHP segfaults if
there are no files or directories matching the pattern.

I'm running Apache 2.0.47 and PHP was built with the following
configure line:

'./configure' '--enable-versioning' '--enable-memory-limit'
'--with-layout=GNU' '--with-zlib-dir=/usr' '--disable-all'
'--with-regex=php' '--disable-cli' '--with-bz2=/usr' '--enable-ctype'
'--with-dom=/usr/local' '--enable-exif' '--enable-ftp' '--with-gd'
'--enable-gd-native-ttf' '--enable-gd-jis-conv'
'--with-freetype-dir=/usr/local' '--with-jpeg-dir=/usr/local'
'--with-png-dir=/usr/local' '--with-xpm-dir=/usr/local'
'--with-gettext=/usr/local' '--with-mysql=/usr/local'
'--with-openssl-dir=/usr/local' '--with-openssl=/usr/local'
'--enable-overload' '--with-pcre-regex=yes' '--enable-posix'
'--with-pspell=/usr/local' '--enable-session' '--enable-sockets'
'--enable-tokenizer' '--with-expat-dir=/usr/local' '--enable-xml'
'--with-zip=/usr/local' '--with-zlib=yes'
'--with-apxs2=/usr/local/sbin/apxs' '--with-imap=/usr/local'
'--with-imap-ssl=/usr/local' '--prefix=/usr/local'
'i386-portbld-freebsd4.7'

Reproduce code:
---------------
<?
glob("{*.foo,*.bar}", GLOB_BRACE);
?>

Expected result:
----------------
glob() should return FALSE, indicating that there were no files or
directories matching the pattern.

Actual result:
--------------
PHP exits on signal 11 (segmentation fault), as illustrated by these
entries in my Apache error log:

[Tue Oct 28 22:38:02 2003] [notice] child pid 68645 exit signal
Segmentation fault (11)
[Tue Oct 28 22:38:03 2003] [notice] child pid 68670 exit signal
Segmentation fault (11)
[Tue Oct 28 22:38:12 2003] [notice] child pid 68800 exit signal
Segmentation fault (11)



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


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