php.net |  support |  documentation |  report a bug |  advanced search |  search howto |  statistics |  random bug |  login
Bug #10235 Segfault on domxml_root()
Submitted: 2001-04-08 16:49 UTC Modified: 2001-07-16 07:30 UTC
From: ih at fido dot cz Assigned:
Status: Closed Package: DOM XML related
PHP Version: 4.0 Latest CVS (08/04/2001) OS: Debian Linux 2.2 i386
Private report: No CVE-ID: None
Welcome back! If you're the original bug submitter, here's where you can edit the bug or add additional notes.
If you forgot your password, you can retrieve your password here.
Password:
Status:
Package:
Bug Type:
Summary:
From: ih at fido dot cz
New email:
PHP Version: OS:

 

 [2001-04-08 16:49 UTC] ih at fido dot cz
<?
$file1 = "/tmp/file1";
$file2 = "/tmp/file2";

$doc = xmldocfile($file1);

$root = domxml_root($doc);
print_r($root);
?>

./configure --prefix=/usr --with-apxs=/usr/bin/apxs --with-config-file-path=/etc/php4/apache --enable-debug --with-dom

php.ini-dist (not relevant)

Program received signal SIGSEGV, Segmentation fault.
0x403ada4e in compile_branch (options=0, brackets=0x8, codeptr=0x0,
    ptrptr=0x403b1824, errorptr=0x4046baf4, optchanged=0x2, reqchar=0x2,
    countlits=0x2, cd=0x10) at pcre.c:1209
1209                for (c = 0; c < 32; c++) class[c] |= ~cbits[c+cbit_word];
(gdb) bt
#0  0x403ada4e in compile_branch (options=0, brackets=0x8, codeptr=0x0,
    ptrptr=0x403b1824, errorptr=0x4046baf4, optchanged=0x2, reqchar=0x2,
    countlits=0x2, cd=0x10) at pcre.c:1209
#1  0x4046baf4 in inflate_mask () from /usr/lib/libxml2.so.2
#2  0x403b1846 in match (eptr=0x1 <Address 0x1 out of bounds>,
    ecode=0x8155afc "", offset_top=0, md=0x1, ims=135616424, eptrb=0x0,
    flags=1078193993) at pcre.c:3956
#3  0x40375147 in php_if_apache_lookup_uri (ht=135598500, return_value=0x2,
    this_ptr=0x6e616d6d, return_value_used=1077437309) at php_apache.c:407
#4  0x40386420 in php_xpath_get_object (wrapper=0x8, rsrc_type1=3,
    rsrc_type2=0) at php_domxml.c:332
#5  0x4039e4c3 in fn_ext (
    name=0xbffffaf8 "\002f\023\b\024c\023\b\f/\016\b\020\022\025\b")
    at mf_fn_ext.c:24
#6  0x40399b9e in vio_blocking (vio=0x81347ec, set_blocking_mode=8 '\b')
    at violite.c:216
#7  0x4039a8ab in atoi_octal (str=0x81347ec "?G\023\b\224\236\024\b??\f\b")
    at my_init.c:40
#8  0x4039a8ef in atoi_octal (str=0x81347ec "?G\023\b\224\236\024\b??\f\b")
    at my_init.c:42
#9  0x8053ef4 in ap_invoke_handler ()
#10 0x806283c in ap_some_auth_required ()
#11 0x8062898 in ap_process_request ()
#12 0x805c5b9 in ap_child_terminate ()
#13 0x805c74c in ap_child_terminate ()
#14 0x805c869 in ap_child_terminate ()
#15 0x805cd1b in ap_child_terminate ()
#16 0x805d3dd in main ()
#17 0x400c2a42 in __libc_start_main () from /lib/libc.so.6

Patches

Pull Requests

History

AllCommentsChangesGit/SVN commitsRelated reports
 [2001-04-10 10:04 UTC] ih at fido dot cz
./configure --prefix=/usr --with-cgi
-with-config-file-path=./ --enable-debug --disable-xml
--disable-mysql --with-dom --without-mysql --without-pcre-regex

---
./php -m
Running PHP 4.0.6-dev
Zend Engine v1.0.5, Copyright (c) 1998-2001 Zend Technologies

[PHP Modules]
standard
session
posix
domxml

[Zend Modules]

---
[testdomxml.php]
<?

$xmlfile = "./file.xml";

$fp = fopen($xmlfile, "r");
while (!feof($fp)) 
  $buf .= fgets($fp, 127);
  
$doc = xmldocfile($xmlfile);

print_r($doc);

$root = $doc.domxml_root();
print_r($root);
?>
---
gdb php
GNU gdb 19990928

(gdb) set args ../testdomxml.php
(gdb) r
Starting program: /var/local/home/huld/PHP4/CVS/php4/php
../testdomxml.php
X-Powered-By: PHP/4.0.6-dev
Content-type: text/html

<hr>

DomDocument Object
(
    [doc] => Resource id #2
    [url] => ./file.xml
    [version] => 1.0
    [standalone] => -1
    [type] => 9
    [compression] => -1
    [charset] => 1
)

Program received signal SIGSEGV, Segmentation fault.
0x80635ad in php_dom_get_object (wrapper=0x0, rsrc_type1=5,
rsrc_type2=0)
    at php_domxml.c:490
490
	if (Z_TYPE_P(wrapper) != IS_OBJECT) {(gdb) bt
#0  0x80635ad in php_dom_get_object (wrapper=0x0,
rsrc_type1=5, rsrc_type2=0)
    at php_domxml.c:490
#1  0x8066c1c in php_if_domxml_doc_document_element (ht=0, 
    return_value=0x8174ba4, this_ptr=0x0, return_value_used=1)
    at php_domxml.c:1758
#2  0x80f088a in execute (op_array=0x816ff04) at
./zend_execute.c:1494
#3  0x80c7e44 in zend_execute_scripts (type=8, file_count=3)
at zend.c:743
#4  0x805d6cf in php_execute_script
(primary_file=0xbffffca4) at main.c:1196
#5  0x805b6bc in main (argc=2, argv=0xbffffd34) at
cgi_main.c:731


Look's like new Zend API? Other ext/ works excellent.
 [2001-07-16 07:30 UTC] joey@php.net
Fixed in CVS.
 
PHP Copyright © 2001-2024 The PHP Group
All rights reserved.
Last updated: Sun Dec 22 02:01:28 2024 UTC